2 unchanged sentences
In addition to historical financial information, the following discussion contains forward-looking statements that reflect our plans, estimates and beliefs.
−Removed: Our actual results could differ materially from those contained in or implied by any forward-looking statements.
−Removed: Factors that could cause or contribute to these differences include those under “Risk Factors”
−Removed: included in Part I, Item 1A and under “Special Note Regarding Forward-Looking Statements”
−Removed: or in other parts of this Annual Report on Form 10-K.
−Removed: We are a clinical-stage oncology-focused cell therapy company developing adoptive TCR-T cell therapy, designed to treat multiple solid tumor types in large cancer patient populations with unmet clinical needs.
−Removed: We are leveraging our cancer hotspot mutation TCR library and our proprietary, non-viral Sleeping Beauty gene transfer platform to design and manufacture patient-specific cell therapies that target neoantigens arising from shared tumor-specific mutations in key oncogenic genes, including KRAS , TP53 and EGFR .
−Removed: In collaboration with MD Anderson, we are currently enrolling and treating patients for a Phase 1/2 clinical trial evaluating 12 TCRs reactive to mutated KRAS, TP53 and EGFR from our TCR library for the investigational treatment of non-small cell lung, colorectal, endometrial, pancreatic, ovarian and bile duct cancers, which we refer to as our TCR-T Library Phase 1/2 Trial.
−Removed: As of December 31, 2022, we had approximately $53.0 million of cash, cash equivalents and restricted cash.
−Removed: Our restricted cash of $13.9 million relates to the Amended Loan and Security Agreement.
−Removed: Given our current development plans, we anticipate our cash resources will be sufficient to fund our operations into the fourth quarter of 2023, and we have no committed sources of additional capital at this time.
−Removed: Liquidity and Capital Resources .”
+Added: Our actual results, levels of activity, performance or achievements could differ materially from those contained in or implied by any forward-looking statements.
+Added: Factors that could cause or contribute to these differences include those under “Risk Factors” included in Part I, Item 1A and under “Special Note Regarding Forward-Looking Statements” or in other parts of this Annual Report on Form 10-K.
+Added: All share amounts presented in this Item 7 give effect to the 1-for-15 reverse stock split of our outstanding shares of common stock that occurred on January 31, 2024.
+Added: We have operated as a clinical-stage oncology-focused cell therapy company developing adoptive TCR-T cell therapy, designed to treat multiple solid tumor types in large cancer patient populations with unmet clinical needs.
+Added: We were working to leverage our cancer hotspot mutation TCR library and our proprietary, non-viral Sleeping Beauty gene transfer platform to design and manufacture patient-specific cell therapies that target neoantigens arising from shared tumor-specific mutations in key oncogenic genes, including KRAS , TP53 and EGFR .
+Added: In collaboration with the MD Anderson Cancer Center, or MD Anderson, we were enrolling and treating patients for a Phase 1/2 clinical trial which was evaluating 12 TCRs reactive to mutated KRAS , TP53 and EGFR from our TCR library for the investigational treatment of non-small cell lung, colorectal, endometrial, pancreatic, ovarian and bile duct cancers, which we refer to as our TCR-T Library Phase 1/2 Trial.
We have not generated any product revenue and have incurred significant net losses in each year since our inception.
−Removed: For the year ended December 31, 2022, we had a net loss of $37.7 million, and through December 31, 2022, we have incurred approximately $880.6 million of accumulated deficit since our inception in 2003.
−Removed: We expect to continue to incur significant operating expenditures and net losses.
−Removed: Further development of our product candidates will likely require substantial increases in our expenses as we:
−Removed: continue to undertake clinical trials for product candidates;
−Removed: seek regulatory approvals for product candidates;
−Removed: work with regulatory authorities to identify and address program-related inquiries;
−Removed: implement additional internal systems and infrastructure;
−Removed: hire additional personnel;
−Removed: scale up and scale out the manufacturing of our product candidates.
−Removed: We continue to seek additional financial resources to fund the further development of our product candidates.
−Removed: If we are unable to obtain sufficient additional capital, one or more of these programs could be delayed, and we may be unable to continue our operations at planned levels and be forced to reduce our operations.
−Removed: Because of the numerous risks and uncertainties associated with product development, we are unable to predict the timing or amount of increased expenses or when or if we will be able to achieve or maintain profitability.
+Added: For the year ended December 31, 2023, we had a net loss of $35.1 million, and as of December 31, 2023, we have incurred approximately $915.8 million of accumulated deficit since our inception in 2003.
+Added: We expect to continue to incur significant operating expenditures and net losses for the foreseeable future.
+Added: On August 14, 2023, we announced a strategic reprioritization of our business and wind down of our TCR-T Library Phase 1/2 Trial.
+Added: In connection with the reprioritization, we have reduced our workforce during the third and fourth quarters of 2023, and we continue working to reduce costs in order to extend our cash runway.
+Added: We continue to explore strategic alternatives, including, but not limited to, an acquisition, merger, reverse merger, sale of assets, strategic partnerships, capital raises or other transactions.
+Added: We have engaged Cantor Fitzgerald & Co., or Cantor, to act as strategic advisor for this process.
+Added: In addition, on August 14, 2023, we announced that we had provided the requisite notice to the National Cancer Institute, or the NCI, to terminate the Cooperative Research and Development Agreement, dated January 9, 2017, by and among us, the NCI and Intrexon Corporation, or Intrexon, as amended (such agreement referred to herein as the CRADA), pursuant to its terms, effective October 13, 2023.
+Added: In addition, on October 27, 2023, we provided notice of termination of the Patent License with the NCI, effective December 26, 2023.
2023 Developments
−Removed: In the fourth quarter of 2022, we submitted an IND amendment to the FDA to add two new TCRs to our clinical trial targeting frequent mutations and HLAs, with the potential to double the addressable market of our TCR-T Library Phase 1/2 Trial.
−Removed: The addition of these new TCRs highlights our strategy to add both more HLAs to existing mutations (KRAS-G12V and HLA-DRB1*07:01) and new mutations within our targeted gene families (TP53-R273C and HLA-DPB1*04:02).
−Removed: In 2023, we expect to further expand our library with exclusively owned TCRs targeting recurrent hotspot mutations in KRAS, TP53 and EGFR to include 15 TCRs.
−Removed: We continue to actively enroll patients in our TCR-T Library Phase 1/2 Trial targeting KRAS, TP53 and EGFR hotspot mutations across six solid tumor indications.
−Removed: In September 2022, we announced the first objective clinical response from a TCR-T cell therapy using non-viral Sleeping Beauty targeting solid tumors.
−Removed: We successfully dosed the third patient in the trial in December 2022 and expect to enroll multiple patients in the first half of 2023.
−Removed: The fourth quarter IND amendment also combined our treatment and screening protocols, streamlining enrollment and potentially making it easier for both patients and physicians.
−Removed: The amended IND also eliminated the requirement for retesting of the tumor mutation if six months had passed between screening and treatment.
−Removed: We anticipate providing an interim clinical data update in 2023 as we work toward advancing the TCR-T Library Phase 1/2 Trial into Phase 2 and we expect to be Phase 2 ready by the end of 2023.
−Removed: We continue to execute on our multi-pronged strategy to expand manufacturing capacity and efficiency.
−Removed: We doubled our manufacturing capacity in 2022 allowing for production of two products simultaneously.
−Removed: We also filed an IND amendment to move from fresh to cryopreserved product and expect to begin implementing this change in the first half of 2023.
−Removed: The use of cryopreserved cell products is
−Removed: expected to reduce manufacturing process time from 30 days to 26 days, a 13% decrease, while increasing flexibility for patient scheduling and treatment.
−Removed: We have ongoing initiatives to optimize the process and further reduce the manufacturing time.
−Removed: We are advancing our TCR-T cell therapy program towards an IND filing anticipated in the second half of 2023.
−Removed: We believe mbIL-15 has the potential to increase the survival of TCR-T cells in the harsh tumor microenvironment and deepen clinical responses.
−Removed: In addition, we continue to conduct translational assessments of treated patients to guide next generation ​TCR-T therapy approaches including potential combination and multiplexed TCR-T cell therapies.
+Added: TCR-T Library Phase 1/2 Trial
+Added: Eight patients were treated and evaluated in our TCR-T Library Phase 1/2 Trial.
+Added: Patients with pancreatic (3), colorectal (4) and non-small cell lung cancer (1) were treated, with certain pancreatic and colorectal patients also having lung metastases.
+Added: Overall, the trial showed our T-cells were generally well-tolerated in all evaluable participants with no dose-limiting toxicities (DLTs) and no immune effector cell-associated neurotoxicity syndrome (ICANS) were observed.
+Added: All cytokine release syndrome (CRS) events were within grades 1-3 and were self-limiting or resolved with standard clinical management and, in some cases, a single dose of tocilizumab.
+Added: One patient with non-small cell lung cancer (NSCLC) achieved an objective partial response with six months progression-free survival.
+Added: Six other patients achieved a best overall response of stable disease.
+Added: The total overall response rate was 13% and disease control rate was 87% in evaluable patients with advanced, metastatic, refractory solid tumors (see Figure A).
+Added: Disease control was measured by objective responses and stable disease.
+Added: Increased secretion of interferon-gamma relative to baseline was detected in all patients' serum post-cell transfer suggesting recognition of the tumor by the infused TCR-T cells.
+Added: Persistence of TCR-T cells in peripheral blood was detected in all evaluable patients at their last follow-up, including up to six months in one patient.
+Added: Infiltration of TCR-T cells into the tumor was also detected in three samples where a fresh biopsy was collected suggesting homing to the tumor microenvironment.
+Added: All patients have progressed or withdrawn from the trial and long-term follow-up is ongoing for a subset of patients with no further intervention per the treatment protocol.
+Added: This trial established proof-of-concept that Sleeping Beauty TCR-T cells can result in objective clinical responses and recognize established tumors in vivo.
+Added: Despite the encouraging TCR-T Library Phase 1/2 Trial data, based on the substantial cost to continue development and the current financing environment, we announced in August 2023 that we would not pursue any further development of our clinical programs.
+Added: hunTR® Platform
+Added: We have discovered multiple proprietary TCRs targeting driver mutations through our hunTR TCR discovery platform.
+Added: In addition to TCRs that recognize KRAS and TP53 mutations similar to those licensed from the NCI, we identified additional TCRs that bind to other driver
+Added: mutations and TCRs that are restricted to additional HLAs.
+Added: We believe that the hunTR library has the potential to allow for the treatment of a large patient population.
+Added: Strategic Alternatives
+Added: We continue to explore strategic alternatives, which may include but are not limited to, an acquisition, merger, reverse merger, sale of assets, strategic partnerships, capital raises or other transactions.
+Added: In connection with the strategic reprioritization, we reduced our workforce by approximately 95% to date in order to streamline the organization and to maximize our cash runway.
+Added: Nasdaq Delisting Determination
+Added: As previously disclosed on January 4, 2023, we were notified by the Listing Qualifications Department, or the Staff, of The Nasdaq Stock Market LLC, or Nasdaq, that we were in breach of Listing Rule 5450(a)(1), or the Minimum Bid Price Rule, for continued listing on the Nasdaq Global Select Market because the minimum bid price of our listed securities for 30 consecutive business days had been less than $1 per share.
+Added: In accordance with Nasdaq Listing Rule 5810(c)(3)(A), or the Compliance Period Rule, we were provided a period of 180 calendar days, or until July 3, 2023, or the Compliance Date, to regain compliance with the Bid Price Requirement.
+Added: On June 22, 2023, we applied to transfer our listing from the Nasdaq Global Select Market to the Nasdaq Capital Market, or the Transfer.
+Added: On July 5, 2023, Nasdaq notified us that the Transfer was approved, and that, in connection with the Transfer, we were eligible for an additional 180 calendar day period, or until January 2, 2024, or the Extended Compliance Date, to regain compliance with the Minimum Bid Price Rule.
+Added: On November 8, 2023, we received a Staff Delisting Determination letter, or the Delisting Determination, from the Staff notifying us that, because the closing bid price for our common stock was below $0.10 per share for 10 consecutive trading days during the Extended Compliance Period, the Staff has determined to suspend trading of our common stock on Nasdaq pursuant to Nasdaq Listing Rule 5810(c)(3)(A)(iii), effective November 17, 2023, and file a Form 25-NSE with the SEC to remove our common stock from listing and registration under the Securities Exchange Act of 1934, as amended, unless we timely request an appeal of the Delisting Determination to a Nasdaq Hearings Panel, or the Panel.
+Added: We timely requested a hearing before the Panel to appeal the Delisting Determination and were granted a hearing before the Panel on January 25, 2024.
+Added: This timely request for a hearing stayed the suspension or delisting of our common stock so our common stock continued to trade on the Nasdaq Capital Market under the symbol “TCRT” while the appeal process was pending.
+Added: By letter dated February 16, 2024, we were notified by The Nasdaq Stock Market LLC that we regained compliance with the minimum $1.00 bid price requirement, and otherwise satisfied all applicable criteria for continued listing on The Nasdaq Capital Market.
+Added: As such, the listing matter was closed.
+Added: Pursuant to Nasdaq Listing Rule 5815(d)(4)(B), we will be subject to a mandatory panel monitor for the one-year period through February 16, 2025.
Financial Overview
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Research and Development Expenses
−Removed: Our research and development expenses consist primarily of salaries and related expenses for personnel, costs of contract manufacturing services, costs of facilities, reagents and equipment, fees paid to professional service providers in conjunction with our clinical trials, fees paid to contract research organizations in conjunction with clinical trials, fees paid to contract research organizations in conjunction with costs of materials used in research and development, consulting, license and milestone payments and sponsored research fees paid to third parties.
−Removed: Our future research and development expenses in support of our current and future programs will be subject to numerous uncertainties in timing and cost to completion.
−Removed: We test potential products in numerous preclinical studies for safety, toxicology and efficacy.
−Removed: We may conduct multiple clinical trials for each product.
−Removed: As we obtain results from trials, we may elect to discontinue or delay clinical trials for certain products in order to focus our resources on more promising products or indications.
−Removed: Completion of clinical trials may take several years or more, and the length of time generally varies substantially according to the type, complexity, novelty and intended use of a product.
−Removed: It is not unusual for preclinical and clinical development of each of these types of products to require the expenditure of substantial resources.
−Removed: The duration and the cost of clinical trials may vary significantly over the life of a project as a result of differences arising during clinical development, including, among others, the following:
−Removed: The number of clinical sites included in the trials;
−Removed: The length of time required to enroll suitable patients;
−Removed: The number of patients that ultimately participate in the trials;
−Removed: The length of time and cost to develop and optimize manufacturing processes;
−Removed: The cost to manufacture the clinical products for patients;
−Removed: The duration of patient follow-up to ensure the absence of long-term product-related adverse events;
−Removed: The efficacy and safety profile of the product.
−Removed: As a result of the uncertainties discussed above, we are unable to determine the duration and completion costs of our programs or when and to what extent we will receive cash inflows from the commercialization and sale of a product.
−Removed: Our inability to complete our programs in a timely manner or our failure to enter into appropriate collaborative agreements could significantly increase our capital requirements and could adversely impact our liquidity.
−Removed: These uncertainties could force us to seek additional, external sources of financing from time to time in order to continue with our product development strategy.
−Removed: Our inability to raise additional capital, or to do so on terms reasonably acceptable to us, would jeopardize the future success of our business.
+Added: Our research and development expenses have historically consisted primarily of salaries and related expenses for personnel, costs of contract manufacturing services, costs of facilities, reagents, and equipment, fees paid to professional service providers in conjunction with our clinical trials, fees paid to contract research organizations, or CROs, in conjunction with clinical trials, fees paid to CROs in conjunction with costs of materials used in research and development, consulting, license and milestone payments, sponsored research fees paid to third parties and impairment charges to prepaid expenses and other current assets.
General and Administrative Expenses
General and administrative expenses consist primarily of salaries, benefits and stock-based compensation, consulting and professional fees, including patent related costs, general corporate costs and facility costs not otherwise included in research and development expenses or cost of product revenue.
+Added: Restructuring Costs
+Added: Restructuring costs consists of severance provided to terminated employees.
Other Income (Expense)
−Removed: Other income (expense) consists primarily of interest expense associated with our Amended Loan and Security Agreement, as defined below, and sublease income, which started accruing on July 1, 2022.
+Added: Other income (expense) consists primarily of interest expense associated with our amended Loan and Security Agreement (as defined below), interest income on our cash balances and sublease income.
Results of Operations for the Fiscal Years ended December 31, 2023 and 2022
4 unchanged sentences
General and administrative
−Removed: Gain on lease modification
+Added: Gain on lease modification and termination
+Added: Restructuring costs
Property and equipment and right-of-use assets impairment
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Collaboration revenue
−Removed: Collaboration revenue during the year ended December 31, 2022 was $2.9 million compared to $0.4 during the year ended December 31, 2021.
−Removed: The increase was primarily due to $2.9 million we recognized under our license and collaboration agreement with Solasia Pharma K.K upon achievement of a milestone.
+Added: Collaboration revenue during the year ended December 31, 2023 was $5 thousand compared to $2.9 million during the year ended December 31, 2022.
+Added: The decrease was primarily due to $2.9 million milestone revenue earned under the Solasia License and Collaboration Agreement for the first commercial sale of darinaparsin, which did not recur in the year ended December 31, 2023.
Research and Development Expenses
3 unchanged sentences
Research and development expenses
−Removed: Research and development expenses for the year ended December 31, 2022 decreased by $24.6 million when compared to the year ended December 31, 2021 primarily due to a decrease in program-related costs of $9.7 million, mainly related to the winding down of our IL-12 and CAR-T programs, a $15.5 million decrease in employee-related expenses due to our reduced headcount, a $1.4 million decrease in consulting expenses due to our reduced use of outside service providers and a $0.5 million decrease in facilities and other expenses following the reduction of our real estate footprint in 2022.
−Removed: These decreases were partially offset by a one-time $2.5 million expense to MD Anderson under the terms of our License Agreement resulting from Solasia's achievement of a milestone.
−Removed: Our strategic restructuring event during the year ended December 31, 2021 resulted in the termination of approximately 60 full-time employees, which led to the decrease in employee-related expenses.
−Removed: We currently do not anticipate similar events in the future.
+Added: Research and development expenses for the year ended December 31, 2023 decreased by $8.7 million when compared to the year ended December 31, 2022 primarily due to lower program expenses of $1.1 million as a result of the wind down of our clinical activities, a $3.0 million decrease in employee-related expenses due to our reduced headcount, an accrual adjustment related to our de-prioritized clinical programs of $1.0 million, a $0.9 million decrease in facilities costs following the termination of our leases, a one-time $2.5 million milestone payment to MD Anderson in 2022 under the terms of our patent and technology license agreement that did not recur in 2023 and a $0.2 million decrease in consulting costs due to the reduced scope of activities.
+Added: Our clinical stage projects included our TCR-T Library Phase 1/2 Trial evaluating TCRs from our library for the investigational treatment of non-small cell lung, colorectal, endometrial, pancreatic, ovarian and bile duct cancers, which we are currently in the process of winding down.
General and Administrative Expenses
3 unchanged sentences
General and administrative expenses
−Removed: General and administrative expenses for the year ended December 31, 2022 decreased by $14.4 million as compared to the year ended December 31, 2021, primarily due to a $12.4 million decrease in employee-related expenses as a result of our reduced headcount, a $1.7
−Removed: million decrease in consulting expenses due to lower legal costs and reduced use of consultants and a $0.3 million decrease in facilities and other expenses following the reduction of our real estate footprint in 2022.
−Removed: Our strategic restructuring event during the year ended December 31, 2021 resulted in the termination of approximately 60 full-time employees, which led to the decrease in employee-related expenses.
−Removed: We currently do not anticipate similar events in the future.
−Removed: Gain on lease modification
−Removed: Gain on lease modifications during the years ended December 31, 2022 and 2021 was as follows:
+Added: General and administrative expenses for the year ended December 31, 2023 decreased by $0.9 million as compared to the year ended December 31, 2022, primarily due to a $1.1 million decrease in employee-related expenses as a result of our reduced headcount and a $0.4
+Added: million decrease in insurance fees, partially offset by a $0.6 million increase in consulting and professional services expenses related to higher legal costs.
+Added: Gain on lease modification and termination
+Added: Gain on lease modification and termination during the years ended December 31, 2023 and 2022 was as follows:
Year Ended December 31,
($ in thousands)
−Removed: Gain on lease modification
−Removed: Gain on lease modification during the year ended December 31, 2022 was $0.1 million as compared to $0 during the year ended December 31, 2021.
−Removed: As a result of a real estate lease modification during the second quarter of 2022, the associated lease liability and right-of-use asset were remeasured based on the revised lease payments, resulting in a gain of $0.1 million.
+Added: Gain on lease modification and termination
+Added: Gain on lease modification and termination during the year ended December 31, 2023 was $0.3 million as compared to $0.1 million during the year ended December 31, 2022.
+Added: As a result of real estate lease terminations during 2023, the associated lease liabilities and right-of-use assets were remeasured based on the revised lease payments, resulting in a gain of $0.3 million.
+Added: As a result of a real estate lease modification during 2022, the associated lease liability and right-of-use asset were remeasured based on the revised lease payments, resulting in a gain of $0.1 million.
+Added: Restructuring costs
+Added: Restructuring costs during the years ended December 31, 2023 and 2022 were as follows:
+Added: Year Ended December 31,
+Added: ($ in thousands)
+Added: Restructuring costs
+Added: Restructuring costs during the year ended December 31, 2023 were $1.3 million as compared to $0 during the year ended December 31, 2022, due to severance expenses for terminated employees related to our strategic reprioritization announced in August 2023.
Impairments during the years ended December 31, 2023 and 2022 were as follows:
2 unchanged sentences
Property and equipment and right-of-use assets impairment
−Removed: There were no impairments during the year ended December 31, 2022, compared to $0.7 during the year ended December 31, 2021.
−Removed: Due to a change in the intended use of our Boston office, an impairment charge of $0.6 million to the right-of-use asset and $0.1 million to leasehold improvements and other assets associated with the office was recognized during the year ended December 31, 2021.
+Added: Property and equipment and right-of-use asset impairments of $4.8 million were recorded during the year ended December 31, 2023, compared to $0 during the year ended December 31, 2022, following the announcement of our strategic reprioritization in August 2023.
Other Income (Expense)
3 unchanged sentences
Interest expense
−Removed: Other income (expense), net
−Removed: Total other income (expense), net for the year ended December 31, 2022 increased by $1.4 million as compared to the year ended December 31, 2021 due to additional interest expense associated with our Amended Loan and Security Agreement, as defined below, of $2.0 million, partially offset by increased interest income of $0.5 million recognized during the year ended December 31, 2022 as a result of higher interest rates earned on our cash balances.
+Added: Other income, net
+Added: Total other expense, net for the year ended December 31, 2023 decreased by $1.8 million as compared to the year ended December 31, 2022 due to lower interest expense associated with our amended Loan and Security Agreement, as defined below, of $1.2 million and increased interest income of $0.5 million recognized during the year ended December 31, 2023 as a result of higher interest rates earned on our cash balances.
Liquidity and Capital Resources
3 unchanged sentences
To date, we have financed our operations primarily through public offerings of our common stock, private placements of our convertible equity securities, term debt and collaborations.
−Removed: Through December 31, 2022, we have received an aggregate of $729.1 million from issuances of equity and $25.0 million from our Amended Loan and Security Agreement.
−Removed: We follow the guidance of ASC Topic 205-40, Presentation of Financial Statements - Going Concern , in order to determine whether there is substantial doubt about our ability to continue as a going concern for one year after the date our financial statements are issued.
−Removed: Given our current development plans and cash management efforts, we anticipate that our cash resources will be sufficient to fund operations into the fourth quarter of 2023.
+Added: Through December 31, 2023, we have received an aggregate of $729.2 million from issuances of equity.
+Added: On August 14, 2023, we announced a strategic reprioritization of our business and wind down of our TCR-T Library Phase 1/2 Trial.
+Added: In connection with the reprioritization, we have reduced our workforce, and we continue working to reduce costs in order to extend our cash runway.
+Added: We continue to explore strategic alternatives, including, but not limited to, an acquisition, merger, reverse merger, sale of assets, strategic partnerships, capital raises or other transactions.
+Added: We have engaged Cantor to act as strategic advisor for this process.
+Added: We follow the guidance of Accounting Standards Codification, or ASC, Topic 205-40, Presentation of Financial Statements - Going Concern , in order to determine whether there is substantial doubt about our ability to continue as a going concern for one year after the date our financial statements are issued.
+Added: Given our current development plans and cash management efforts, we anticipate that our cash resources will be sufficient to fund operations into the third quarter of 2024.
Our ability to continue operations after our current cash resources are exhausted depends on our ability to obtain additional financing, as to which no assurances can be given.
8 unchanged sentences
On January 5, 2023, the Underwriter partially exercised its option to purchase 14,420 shares of common stock.
−Removed: All of the Shares sold in the Offering were sold by us.
2022 Equity Distribution Agreement
−Removed: On August 12, 2022, we entered into an Equity Distribution Agreement, or the Equity Distribution Agreement, with Piper Sandler & Co., or Piper Sandler, pursuant to which we can offer and sell, from time to time at our sole discretion, shares of our common stock having an aggregate offering price of up to $50 million through Piper Sandler as our sales agent in an “at the market offering.”
−Removed: Piper Sandler will receive a commission of 3.0% of the gross proceeds of any common stock sold under the Equity Distribution Agreement.
−Removed: During the year ended December 31, 2022, there were no sales of our common stock under the Equity Distribution Agreement.
−Removed: In connection with entering into the Equity Distribution Agreement, we concurrently terminated, effective August 12, 2022, the Open Market Sale Agreement, dated June 21, 2019, governing our former “at the market offering”
+Added: On August 12, 2022, we entered into an Equity Distribution Agreement, or the Equity Distribution Agreement, with Piper Sandler & Co., or Piper Sandler, pursuant to which we can offer and sell, from time to time at our sole discretion, shares of our common stock having an aggregate offering price of up to $50 million through Piper Sandler as our sales agent in an “at the market offering.” Piper Sandler will receive a commission of 3.0% of the gross proceeds of any common stock sold under the Equity Distribution Agreement.
+Added: During the years ended December 31, 2023 and 2022, there were no sales of our common stock under the Equity Distribution Agreement.
2021 Loan and Security Agreement
−Removed: On August 6, 2021, we entered into the Loan and Security Agreement.
−Removed: The Loan and Security Agreement provided for an initial term loan of $25.0 million funded at the closing, with an additional tranche of $25.0 million available if certain funding and clinical milestones were met by August 31, 2022.
−Removed: Effective December 28, 2021, we entered into the Amended Loan and Security Agreement, or the Amended Loan and Security Agreement.
−Removed: Under the terms of the Amended Loan and Security Agreement, the SVB Facility was modified to eliminate the additional tranche, which remained unfunded, leaving only the initial $25.0 million as the full amount available under the SVB Facility.
−Removed: The SVB Facility bears interest at a floating rate per annum on the outstanding loans, payable monthly, at the greater of (a) 7.75% and (b) the current published U.S.
+Added: On August 6, 2021, we entered into a Loan and Security Agreement, or the Loan and Security Agreement, with Silicon Valley Bank, or SVB.
+Added: The Loan and Security Agreement provided for an initial term loan of $25.0 million funded at the closing, or the Term A Tranche, with an additional tranche of $25.0 million available if certain funding and clinical milestones were met by August 31, 2022.
+Added: The SVB Facility and related obligations under the Loan and Security Agreement were secured by substantially all of our properties, rights and assets, except for our intellectual property (which was subject to a negative pledge under the Loan and Security Agreement).
+Added: In addition, the Loan and Security Agreement contained customary representations, warranties, events of default and covenants.
+Added: Effective December 28, 2021, we entered into the First Amendment to the Loan and Security Agreement.
+Added: Under the terms of the First Amendment, the additional tranche, which remained unfunded, was eliminated, leaving only the Term A Tranche, which is referred to as the SVB Facility.
+Added: The SVB Facility bore interest at a floating rate per annum on the outstanding loans, payable monthly, at the greater of (a) 7.75% and (b) the current published U.S.
prime rate, plus a margin of 4.5%.
−Removed: The Amended Loan and Security Agreement provided for an interest-only period through August 31, 2022.
Commencing on September 1, 2022, aggregate outstanding borrowings became repayable in twelve consecutive, equal monthly installments of principal plus accrued interest.
−Removed: All outstanding obligations under the Amended Loan and Security Agreement are due and payable on August 1, 2023.
−Removed: We will also owe SVB 5.75% of the original principal amounts borrowed as a final payment.
−Removed: We are permitted to make up to two prepayments, subject to a prepayment premium of the amount being prepaid, ranging from 1.00% to 2.00%, of the SVB Facility, each such prepayment to be at least $5.0 million plus all accrued and unpaid interest on the portion being prepaid.
−Removed: As a result of not achieving certain milestones specified in the Amended Loan and Security Agreement on or prior to August 31, 2022, we were required to cash collateralize half of the sum of the then-outstanding principal amount of the SVB Facility, plus an amount equal to 5.75% of the original principal amount of the SVB Facility.
−Removed: As of December 31, 2022, we have collateralized $13.9 million, which is classified as restricted cash on our Balance Sheet.
−Removed: So long as no event of default has occurred and subject to certain other terms related to the remaining
−Removed: outstanding balance under the SVB Facility being satisfied, $2.5 million will be released from the collateral account following the eighth scheduled payment of principal and interest, and a further $4.0 million will be released following the tenth scheduled payment of principal and interest.
−Removed: The SVB Facility and related obligations under the Amended Loan and Security Agreement are secured by substantially all of our properties, rights and assets, except for its intellectual property (which is subject to a negative pledge under the Amended Loan and Security Agreement).
−Removed: In addition, the Amended Loan and Security Agreement contains customary representations, warranties, events of default and covenants.
−Removed: In connection with our entry into the Loan and Security Agreement, we issued to SVB warrants to purchase (i) up to 432,844 shares of our common stock, in the aggregate, and (ii) up to an additional 432,842 shares of Common Stock, in the aggregate, in the event we achieved certain clinical milestones, in each case at an exercise price per share of $2.22.
−Removed: In connection with our entry into the Amended Loan and Security Agreement, we amended and restated the warrants issued to SVB.
−Removed: As amended and restated, the warrants are for up to 649,615 shares of our common stock, in the aggregate, at an exercise price per share of $1.16, or the SVB Warrants.
+Added: All outstanding obligations under the amended Loan and Security Agreement were due and payable on August 1, 2023.
+Added: We also owed SVB $1.4 million as a final payment, or the Final Payment.
+Added: Effective March 30, 2023, we entered into a Third Amendment to the Loan and Security Agreement, or the Third Amendment.
+Added: Under the terms of the Third Amendment, we were no longer required to maintain all of our operating accounts, depository accounts and excess cash with SVB, and were instead only required to maintain a single operating or depository account at SVB.
+Added: The Third Amendment also modified the cash collateralization requirement, such that we were required to cash collateralize the entire sum of the outstanding principal amount of the SVB Facility plus an amount equal to the Final Payment, which amount was to be reduced commensurate with each regularly scheduled monthly payment of principal and interest on the SVB Facility.
+Added: On May 1, 2023, we paid SVB all amounts outstanding under the amended Loan and Security Agreement, comprised of the entire outstanding principal amount under the SVB Facility, all accrued and unpaid interest and the Final Payment.
+Added: The payment was subject to a prepayment premium of 2.00%.
+Added: In connection with our entry into the Loan and Security Agreement in August 2021, we issued to SVB warrants to purchase (i) up to 28,856 shares of our common stock, in the aggregate, and (ii) up to an additional 28,856 shares of Common Stock, in the aggregate, in the event we achieved certain clinical milestones, in each case at an exercise price per share of $33.30.
+Added: In connection with our entry into the First Amendment in December 2021, we amended and restated the warrants issued to SVB.
+Added: As amended and restated, the warrants are for up to 43,307 shares of our common stock, in the aggregate, with an exercise price of $17.40 per share, or the SVB Warrants.
The SVB Warrants expire on August 6, 2031.
9 unchanged sentences
Operating cash flow is derived by adjusting our net loss for:
−Removed: Non-cash operating items such as depreciation and stock-based compensation;
+Added: • Non-cash operating items such as depreciation, amortization, impairment charges, stock-based compensation and reduction in right-of-use assets;
• Changes in operating assets and liabilities which reflect timing differences between the receipt and payment of cash associated with transactions and when they are recognized in results of operations.
Net cash used in operating activities for the year ended December 31, 2023 was $30.1 million, as compared to $29.2 million for the year ended December 31, 2022.
−Removed: The decrease was primarily related to the reduction of our net loss by $41.1 million, partially offset by the extent of non-cash adjustments and working capital impacts.
−Removed: The net cash used in operating activities for the year ended December 31, 2022 was primarily a result of our net loss of $37.7 million, adjusted for $9.6 million of non-cash items such as depreciation, stock-based compensation and a decrease in the carrying amount of right-of-use assets, a decrease in accounts receivable of $1.1 million and a decrease in prepaid expenses and other assets of $1.0 million, offset by a decrease in accrued expenses of $0.7 million and a decrease in lease liabilities of $2.5 million.
−Removed: The net cash used in operating activities for the year ended December 31, 2021 was primarily a result of our net loss of $78.8 million, adjusted for $14.5 million of non-cash items such as depreciation and stock-based compensation and a decrease in accrued expenses of $10.5 million, offset by a decrease in receivables of $3.6 million, a decrease in prepaid expenses and other assets of $9.4 million and an increase in accounts payable of $0.3 million.
−Removed: Net cash used in investing activities was $0.2 million for the year ended December 31, 2022 as compared to $3.3 million for the year ended December 31, 2021.
−Removed: The decrease in net cash used in investing activities for the year ended December 31, 2022 compared to the year ended December 31, 2021 was primarily a result of the decision to use available cash to expand our internal cell therapy capabilities in our Houston, Texas facilities during the first half of 2021.
−Removed: Net cash provided by financing activities was $6.4 million for the year ended December 31, 2022 compared to $25.8 million for the year ended December 31, 2021.
+Added: The net cash used in operating activities for the year ended December 31, 2023 was primarily a result of our net loss of $35.1 million, adjusted for $11.3 million of non-cash items such as depreciation, property and equipment and right-of-use assets impairment, stock-based compensation and a decrease in the carrying amount of right-of-use assets, an increase in prepaid expenses of $1.4 million and decreases in accounts payable of $0.8 million, accrued expenses of $4.0 million and lease liabilities of $0.6 million, offset by a decrease in non-current assets of $0.5 million.
+Added: The net cash used in operating activities for the year ended December 31, 2022 was primarily a result of our net loss of $37.7 million, adjusted for $7.6 million of non-cash items such as depreciation, stock-based compensation and a decrease in the carrying amount of right-of-use assets, a decrease in accounts receivable of $1.1 million and a decrease in prepaid expenses and other assets of $1.0 million, partially offset by a decrease in accrued expenses of $0.7 million and a decrease in lease liabilities of $0.5 million.
+Added: Net cash provided by investing activities was $1.3 million for the year ended December 31, 2023 as compared to net cash used in investing activities of $0.2 million for the year ended December 31, 2022.
+Added: The increase in net cash provided by investing activities for the year ended December 31, 2023 compared to the year ended December 31, 2022 was primarily due to proceeds from the disposal of property and equipment of $1.5 million, partially offset by purchases of property and equipment of $0.2 million.
+Added: Net cash used in financing activities was $18.1 million for the year ended December 31, 2023 compared to $6.4 million of net cash provided by financing activities for the year ended December 31, 2022.
+Added: The increase in net cash used in financing activities for the year ended December 31, 2023 compared to the year ended December 31, 2022 was primarily due to the repayment of long-term debt of $18.1 million and debt extinguishment costs of $0.1 million, partially offset by proceeds from the issuance of common stock of $0.1 million.
The $6.4 million provided by financing activities during the year ended December 31, 2022 related primarily to $14.7 million in net proceeds from the issuance of common stock (before accounting for the partial exercise of the Underwriter's option), offset by $8.3 million of repayments of long-term debt.
−Removed: Net cash provided by financing activities was $25.8 million for the year ended December 31, 2021, related primarily to proceeds from our $25.0 million SVB Facility and the proceeds from the exercise of stock options equal to $1.0 million.
Operating Capital and Capital Expenditure Requirements
1 unchanged sentence
As of December 31, 2023, our accumulated deficit was approximately $915.8 million.
−Removed: Our actual cash requirements may vary materially from those planned because of a number of factors, including:
−Removed: changes in the focus, direction and pace of our development programs;
−Removed: the effect of competing technologies and market developments;
−Removed: the scope, progress, timing, costs and results of our TCR-T Library Phase 1/2 Trial for the treatment of certain solid tumors and costs associated with the development of our product candidates;
−Removed: our headcount growth as we rebuild our workforce with a focus on our TCR program and scale our manufacturing capabilities;
−Removed: our ability to secure partnering arrangements;
−Removed: costs of filing, prosecuting, defending and enforcing any patent claims and any other intellectual property rights, or other developments.
−Removed: As of December 31, 2022, we had approximately $53.0 million of cash, cash equivalents and restricted cash.
−Removed: Our restricted cash of $13.9 million relates to the Amended Loan and Security Agreement.
−Removed: Given our current development plans, we anticipate our cash resources will be sufficient to fund our operations into the fourth quarter of 2023.
−Removed: In order to continue our operations beyond our forecasted runway we will need to raise additional capital, and we have no committed sources of additional capital at this time.
+Added: Our actual cash requirements may vary materially from those planned because of a number of factors, including changes in the focus, direction and pace of our development programs, including those resulting from the recently announced exploration of strategic alternatives and related workforce reduction.
+Added: As of December 31, 2023, we had approximately $6.1 million of cash and cash equivalents.
+Added: In light of our announced strategic reprioritization and concurrent exploration of strategic alternatives, including our decision to halt work on our TCR-T Library Phase 1/2 Trial, our development programs and reducing our workforce, we anticipate our cash resources will be sufficient to fund our operations into the third quarter of 2024.
+Added: In order to continue our operations beyond our forecasted runway, including, if necessary, to continue to explore strategic alternatives, we will need to raise additional capital, and we have no committed sources of additional capital at this time.
The forecast of cash resources is forward-looking information that involves risks and uncertainties, and the actual amount of our expenses could vary materially and adversely as a result of a number of factors.
1 unchanged sentence
Management does not know whether additional financing will be on terms favorable or acceptable to us when needed, if at all.
−Removed: If adequate additional funds are not available when required, or if we are unsuccessful in entering into partnership agreements for further development of our product candidates, management may need to curtail its development efforts and planned operations.
−Removed: Working capital, which excludes restricted cash, as of December 31, 2022 was $15.7 million, consisting of $39.9 million in current assets and $24.2 million in current liabilities.
+Added: If adequate additional funds are not available when required, we may be unable to persist as a going concern for sufficient time to identify or execute on any strategic alternatives.
Working capital as of December 31, 2023 was $6.3 million, consisting of $8.3 million in current assets and $2.0 million in current liabilities.
+Added: Working capital as of December 31, 2022 was $15.7 million, consisting of $39.9 million in current assets and $24.2 million in current liabilities.
Operating Leases
−Removed: Our commitments for operating leases relate to laboratory and office space in Houston, Texas and office space in Boston, Massachusetts.
−Removed: On December 21, 2015 and April 15, 2016, we renewed the sublease for our office space in Boston through August 31, 2021.
−Removed: On April 22, 2021, we extended our sublease for a portion of office space at our office in Boston through August 31, 2026.
−Removed: On March 12, 2019, we entered into a lease agreement for office space in Houston at MD Anderson through April 2021.
+Added: On March 12, 2019, we entered into a lease agreement for office space in Houston, Texas at MD Anderson through April 2021.
On October 15, 2019, we entered into another lease agreement for additional office and laboratory space in Houston through February 2027.
On April 7, 2020, we entered into amendments to our existing lease to lease additional office and laboratory space in Houston through February 2027.
−Removed: In June and September 2020, we entered into short-term leases in Houston for additional office and laboratory space.
−Removed: On December 15, 2020, we entered into a second lease in Houston with MD Anderson which provided us additional office and laboratory space through April 2028.
+Added: On December 15, 2020, we entered into another lease in Houston with MD Anderson which provided us additional office and laboratory space through April 2028.
In April 2022, we modified our real estate lease agreement executed on December 15, 2020 with MD Anderson.
1 unchanged sentence
As a result, the associated lease liability and right-of-use asset were remeasured to $0.4 million based on revised lease payments.
−Removed: In June 2022, we executed an agreement to sub-sublease 4,772 square feet of our subleased office space in Boston.
−Removed: The term of the sub-sublease is from July 1, 2022 to June 30, 2025 and provides the sub-subtenant with an option to extend through to July 31, 2026.
−Removed: For the year ended December 31, 2022, we recognized $0.1 million in lease income, which is classified within other income (expense), net in the Statement of Operations.
+Added: In April 2023, we executed an agreement to terminate the lease for our remaining office space in Boston, Massachusetts.
+Added: Under the terms of the lease termination, we were required to pay a $0.2 million termination fee.
+Added: Additionally, we have been released from a sub-sublease of certain of our office space in Boston signed in June 2022 as it has been assigned to the Boston office space's landlord in conjunction with the agreement to terminate the lease for the remaining office space.
+Added: In August 2023, in accordance with the lease agreement executed on December 15, 2020, we provided notification to the landlord to terminate office space of 3,228 square feet in Houston, Texas.
+Added: As a result, the associated lease liability and right-of-use asset were remeasured to $19 thousand, reflecting the revised lease payments and term end date of November 2023.
+Added: On November 1, 2023, we and MD Anderson, as landlord, agreed to mutually terminate the leases dated October 15, 2019 and April 7, 2020, which represent office space totaling 14,037 square feet, effective November 15, 2023.
+Added: As a result, we agreed to make a final payment of $0.1 million to the landlord.
+Added: As of December 31, 2023, we had terminated all operating leases and therefore have no remaining lease commitments, other than a short-term lease.
Royalty and License Fees
On May 28, 2019, we entered into the Patent License with the NCI.
−Removed: The terms of the Patent License require us to pay the NCI minimum annual royalties in the amount of $0.3 million, which will be reduced to $0.1 million once the aggregate minimum annual royalties paid by us equals $1.5 million.
+Added: The terms of the Patent License required us to pay the NCI minimum annual royalties in the amount of $0.3 million, which would be reduced to $0.1 million once the aggregate minimum annual royalties paid by us equaled $1.5 million.
For the year ended December 31, 2023, we recognized $0.3 million in royalty payments under the Patent License, and we recognized $0.3 million in royalty payments for the year ended December 31, 2022.
−Removed: As of December 31, 2022, we have paid a total of $0.5 million in minimum annual royalty payments under the Patent License.
−Removed: Pursuant to the Patent License, we are also required to make performance-based payments contingent upon the successful completion of clinical and regulatory benchmarks relating to the licensed products.
−Removed: Of such payments, the aggregate potential benchmark payments are $4.3 million, of which aggregate payments of $3.0 million are due only after marketing approval in the United States or in Europe, Japan, Australia, China or India.
+Added: As of December 31, 2023, we paid a total of $0.8 million in minimum annual royalty payments under the Patent License.
+Added: Pursuant to the Patent License, we were also required to make performance-based payments contingent upon the successful completion of clinical and regulatory benchmarks relating to the licensed products.
+Added: Of such payments, the aggregate potential benchmark payments were $4.3 million, of which aggregate payments of $3.0 million were due only after marketing approval in the United States or in Europe, Japan, Australia, China or India.
The first benchmark payment of $0.1 million was due upon the initiation of our TCR-T Library Phase 1/2 Trial.
−Removed: In addition, we are required to pay the NCI one-time benchmark payments following aggregate net sales of licensed products at certain aggregate net sales ranging from $250.0 million to $1.0 billion.
−Removed: The aggregate potential amount of these benchmark payments is $12.0 million.
−Removed: Payments of $0.1 million were made during the year ended December 31, 2022, and no payments were made during the year ended December 31, 2021.
+Added: In addition, we were required to pay the NCI one-time benchmark payments following aggregate net sales of licensed products at certain aggregate net sales ranging from $250.0 million to $1.0 billion.
+Added: The aggregate potential amount of these benchmark payments was $12.0 million.
+Added: No payments were made during the year ended December 31, 2023, compared to payments of $0.1 million during the year ended December 31, 2022.
+Added: On October 27, 2023, we provided notice of termination of the Patent License with the NCI, effective December 26, 2023.
On October 5, 2018, we entered into the License Agreement with PGEN.
Under the License Agreement, we are obligated to pay PGEN an annual licensing fee of $0.1 million expected to be paid through the term of the agreement and we have also agreed to reimburse certain historical costs of PGEN up to $1.0 million.
−Removed: For the years ended December 31, 2022 and 2021, we have made licensing fee payments in accordance with the terms of the agreement.
−Removed: Pursuant to the terms of the License Agreement, we are responsible for contingent milestone payments totaling up to an additional $52.5 million for each exclusively licensed program upon the initiation of later stage clinical trials and upon the approval of exclusively licensed products in various jurisdictions.
−Removed: In addition, we will pay PGEN tiered royalties ranging from low-single digit to high-single digit on the net sales derived from the sales of any approved IL-12 products and CAR products.
−Removed: We will also pay PGEN royalties ranging from low-single digit to mid-single digit on the net sales derived from the sales of any approved TCR products, up to a maximum royalty amount of $100.0 million in the aggregate.
−Removed: We will also pay PGEN 20% of any sublicensing income received by us relating to the licensed products.
−Removed: We are responsible for all development costs associated with each of the licensed products.
−Removed: PGEN will pay us royalties ranging from low-single digits to mid-single digits on the net sales derived from the sale of PGEN’s CAR products, up to a maximum royalty amount of $100.0 million.
−Removed: In June 2022, Solasia announced that darinaparsin had been approved from relapsed or refractory Peripheral T-Cell Lymphoma by the Ministry of Health, Labor and Welfare in Japan.
−Removed: During the year ended December 31, 2022, the Company recorded $2.9 million of collaboration revenue under the Solasia License and Collaboration Agreement primarily related to Solasia's achievement of certain sales-based milestones in Japan, compared to $0.4 million during the year ended December 31, 2021.
+Added: Pursuant to the terms of the License Agreement, we were responsible for contingent milestone payments totaling up to an additional $52.5 million for each exclusively licensed program upon the initiation of later stage clinical trials and upon the approval of exclusively licensed products in various jurisdictions.
+Added: In addition, we were also required to pay Precigen tiered royalties ranging from low-single digits to high-single digits on the net sales derived from the sale of any approved IL-12 products and CAR products as well as royalties ranging from low-single digits to mid-single digits on the net sales derived from the sales of any approved TCR products, up to a maximum royalty amount of $100.0 million in the aggregate.
+Added: We were also required to pay Precigen 20% of any sublicensing income received by us relating to the licensed products.
+Added: We were also responsible for all development costs associated with each of the licensed products.
+Added: Precigen was required to pay us royalties ranging from low-single digits to mid-single digits on the net sales derived from the sale of Precigen's CAR products, up to a maximum royalty amount of $100.0 million.
+Added: Pursuant to the A&R License Agreement, all royalty and milestone obligations between us and Precigen have been removed, and annual license payments due to Precigen have been reduced from $100 thousand to $75 thousand.
+Added: For the years ended December 31, 2023 and 2022, we made licensing fee payments in accordance with the terms of the agreement.
+Added: We have discovered multiple proprietary TCRs targeting driver mutations through its hunTR TCR discovery platform, including many of the same KRAS and TP53 mutations as were licensed from the NCI.
+Added: In June 2022, Solasia Pharma K.
+Added: K., or Solasia, announced that darinaparsin had been approved from relapsed or refractory Peripheral T-Cell Lymphoma by the Ministry of Health, Labor and Welfare in Japan.
+Added: During the year ended December 31, 2023, we recorded collaboration revenue of $5 thousand for royalties on sales under the License and Collaboration Agreement, dated March 7, 2011, as amended on July 31, 2014 between Solasia and us, compared to $2.9 million in milestone revenue related to Solasia's achievement of certain sales-based milestones in Japan for the year ended December 31, 2022.
Critical Accounting Policies and Significant Estimates
−Removed: Our Management’s Discussion and Analysis of our financial condition and results of operations is based upon our financial statements, which have been prepared in accordance with accounting principles generally accepted in the United States.
+Added: Management’s Discussion and Analysis of Financial Condition and Results of Operations is based upon our financial statements, which have been prepared in accordance with accounting principles generally accepted in the United States.
The preparation of these financial statements requires us to make estimates and assumptions that affect the reported amounts of assets and liabilities and the disclosure of contingent assets and liabilities at the date of the financial statements as well as the reported expenses during the reporting periods.
8 unchanged sentences
As part of the process of preparing our financial statements, we are required to estimate our accrued research and development expenses.
−Removed: This process involves reviewing open contracts and purchase orders, communicating with our personnel to identify services that have been performed on our behalf and estimating the level of service performed and the associated costs incurred for the services when we have not yet been invoiced or otherwise notified of the actual costs.
+Added: This process involves reviewing open contracts and purchase orders, communicating with our personnel and third-party vendors to identify services that have been performed on our behalf and estimating the level of service performed and the associated costs incurred for the services when we have not yet been invoiced or otherwise notified of the actual costs.
The majority of our service providers invoice us in arrears for services performed, on a predetermined schedule or when contractual milestones are met;
10 unchanged sentences
Payments under some of these contracts depend on factors such as the completion of clinical trial milestones.
−Removed: In accruing service fees, we estimate the time period over which services will be performed, enrollment of patients, number of sites activated and the level of effort to be expended in each period.
−Removed: Although we do not expect our estimates to be materially different from amounts actually incurred, our understanding of the status and timing of services performed relative to the actual status and timing of services performed may vary and may result in changes to our previous
−Removed: estimates, which we considered reasonably reliable at the time.
−Removed: To date, we have not made any material adjustments to our prior estimates of accrued research and development expenses.
+Added: In accruing service fees, we estimate the time period over
+Added: which services will be performed, enrollment of patients, number of sites activated and the level of effort to be expended in each period.
+Added: Although we do not expect our estimates to be materially different from amounts actually incurred, our understanding of the status and timing of services performed relative to the actual status and timing of services performed may vary and may result in changes to our previous estimates, which we considered reasonably reliable at the time.
+Added: During the year ended December 31, 2023, we recorded an accrual adjustment related to our de-prioritized clinical programs of $1.0 million.
Revenue Recognition from Collaboration Agreements
We primarily generate revenue through collaboration arrangements with strategic partners for the development and commercialization of product candidates.
−Removed: Commencing January 1, 2018, we recognized revenue in accordance with Financial Accounting Standards Board (“FASB”) ASC Topic 606, Revenue from Contracts with Customers (“ASC 606”) , which replaced ASC 605, Multiple Element Arrangements , as used in historical years.
+Added: Commencing January 1, 2018, we recognized revenue in accordance with Financial Accounting Standards Board (“FASB”) ASC Topic 606, Revenue from Contracts with Customers (“ASC 606”).
The core principle of ASC 606 is that an entity should recognize revenue to depict the transfer of promised goods and/or services to customers in an amount that reflects the consideration to which the entity expects to be entitled in exchange for those goods and/or services.
7 unchanged sentences
If so, the option is accounted for as a separate performance obligation.
−Removed: If not, the option is considered a marketing offer which would be accounted for as a separate contract upon the customer’s election.
+Added: If not, the option is considered a marketing offer which would be accounted for as a separate contract upon the customer’s election.
The terms of our arrangements with customers typically include the payment of one or more of the following:
19 unchanged sentences
We use input methods to measure the progress toward the complete satisfaction of performance obligations satisfied over time.
−Removed: We evaluate the
−Removed: measure of progress each reporting period and, if necessary, adjust the measure of performance and related revenue recognition.
+Added: We evaluate the measure of progress each reporting period and, if necessary, adjust the measure of performance and related revenue recognition.
Any such adjustments are recorded on a cumulative catch-up basis, which would affect revenue and net loss in the period of adjustment.
Accounting for Stock-Based Compensation
−Removed: Stock-based compensation cost is measured at the grant date, based on the estimated fair value of the award, and is recognized as expense over the employee’s requisite service period.
+Added: Stock-based compensation cost is measured at the grant date, based on the estimated fair value of the award, and is recognized as expense over the employee’s requisite service period.
Stock-based compensation expense is based on the number of awards ultimately expected to vest and is reduced for forfeitures as they occur.
−Removed: Consistent with prior years, the Company uses the Black-Scholes option pricing model, which requires estimates of the expected term option holders will retain their options before exercising them and the estimated volatility of the Company’s common stock price over the expected term.
+Added: Consistent with prior years, the Company uses the Black-Scholes option pricing model, which requires estimates of the expected term option holders will retain their options before exercising them and the estimated volatility of the Company’s common stock price over the expected term.
We review our valuation assumptions periodically and, as a result, we may change our valuation assumptions used to value share-based awards granted in future periods.
14 unchanged sentences
Our estimates of future taxable income include, among other items, our estimates of future income tax deductions related to the exercise of stock options.
−Removed: In the event that actual results differ from our estimates, we adjust our estimates in future periods and we may need to establish a valuation allowance, which could materially impact our financial position and results of operations.
−Removed: We account for uncertain tax positions using a “more-likely-than-not”
−Removed: threshold for recognizing and resolving uncertain tax positions.
+Added: In the event that actual results differ from our estimates, we adjust our estimates in future periods and we may need to establish a valuation allowance, which could materially impact our business, financial condition, results of operations, cash flows and prospects.
+Added: We account for uncertain tax positions using a “more-likely-than-not” threshold for recognizing and resolving uncertain tax positions.
The evaluation of uncertain tax positions is based on factors that include, but are not limited to, changes in tax law, the measurement of tax positions taken or expected to be taken in tax returns, the effective settlement of matters subject to audit, new audit activity and changes in facts or circumstances related to a tax position.
We evaluate uncertain tax positions on an annual basis and adjust the level of the liability to reflect any subsequent changes in the relevant facts surrounding the uncertain positions.
−Removed: Our liabilities for uncertain tax positions can be relieved only if the contingency becomes legally extinguished through either payment to the taxing authority or the expiration of the statute of limitations, the recognition of the benefits associated with the position meet the “more-likely-than-not”
−Removed: threshold or the liability becomes effectively settled through the examination process.
+Added: Our liabilities for uncertain tax positions can be relieved only if the contingency becomes legally extinguished through either payment to the taxing authority or the expiration of the statute of limitations, the recognition of the benefits associated with the position meet the “more-likely-than-not” threshold or the liability becomes effectively settled through the examination process.
We consider matters to be effectively settled once the taxing authority has completed all of its required or expected examination procedures, including all appeals and administrative reviews;
3 unchanged sentences
Recent Accounting Pronouncements
−Removed: For a discussion of new accounting standards, please read Note 3 to the accompanying financial statements, Summary of Significant Accounting Principles included in this report.
+Added: For a discussion of new accounting standards, please read Note 3 to the accompanying financial statements, Summary of Significant Accounting Policies included in this report.
Quantitative and Qualitative Disclosures About Market Risk
As a smaller reporting company, as defined by Rule 12b-2 of the Exchange Act, we are not required to provide the information under this Item 7A.
−Removed: Financial Statements and Supplementary Data
−Removed: The information required by this Item 8 is contained on pages F-1 through F-26 of this Annual Report and is incorporated herein by reference.
−Removed: Changes in and Disagreements with Accountants on Accounting and Financial Disclosures
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.