Financial Statements
−Removed: iShares S&P GSCI ™
−Removed:  Commodity-Indexed Trust
+Added: iShares S&P GSCI ™ 
+Added: Commodity-Indexed Trust
Statements of Assets and Liabilities (Unaudited)
−Removed: At March 31, 2021 and December 31, 2020
+Added: At June 30, 2021 and December 31, 2020
$ 15,484,229  
10 unchanged sentences
1,367,522,303  
+Added: 838,926,125  
Sponsor’s fees payable
3 unchanged sentences
7,235,397  
−Removed: Payable for variation margin on open futures contracts (Note 9)
11,072,297  
18 unchanged sentences
iShares S&P GSCI ™
−Removed:  Commodity-Indexed Trust
+Added: Commodity-Indexed Trust
Statements of Operations (Unaudited)
−Removed: For the three months ended March 31, 2021 and 2020
+Added: For the three and six months ended June 30, 2021 and 2020
Three Months Ended
−Removed: Investment Income
+Added: Six Months Ended
+Added: Investment Income  
+Added: $ 52,562  
+Added: $ 802,960  
+Added: $ 195,999  
+Added: $ 3,376,247  
Total investment income
−Removed: Sponsor’s fees
+Added: 52,562  
+Added: 802,960  
+Added: 195,999  
+Added: 3,376,247  
+Added: Expenses  
+Added: Sponsor's fees
+Added: 2,407,468  
+Added: 984,873  
+Added: 4,300,965  
+Added: 2,300,279  
Brokerage commissions and fees
+Added: 347,506  
+Added: 237,503  
+Added: 677,791  
+Added: 467,129  
Total expenses
+Added: 2,754,974  
+Added: 1,222,376  
+Added: 4,978,756  
+Added: 2,767,408  
Net Investment income (loss)
−Removed: Net Realized and Unrealized Gain (Loss)
+Added: ( 2,702,412 )  
+Added: ( 419,416 )  
+Added: ( 4,782,757 )  
+Added: 608,839  
+Added: Net Realized and Unrealized Gain (Loss)  
Net realized gain (loss) from:
Short-term investments
+Added: 29,175  
+Added: 61,104  
Futures contracts
+Added: 119,959,860  
+Added: ( 82,733,584 )  
+Added: 322,900,525  
( 306,932,849 )
Net realized gain (loss)
+Added: 119,960,219  
+Added: ( 82,704,409 )  
+Added: 322,901,151  
( 306,871,745 )
1 unchanged sentence
Short-term investments
+Added: ( 69,406 )  
+Added: ( 715,749 )  
+Added: ( 71,633 )  
Futures contracts
+Added: 62,102,165  
+Added: 141,549,159  
+Added: ( 25,457,145 )  
( 4,043,305 )
Net change in unrealized appreciation/depreciation
+Added: 62,032,759  
+Added: 140,833,410  
+Added: ( 25,528,778 )  
( 4,128,899 )
Net realized and unrealized gain (loss)
+Added: 181,992,978  
+Added: 58,129,001  
+Added: 297,372,373  
( 311,000,644 )
Net increase (decrease) in net assets resulting from operations
+Added: $ 179,290,566  
+Added: $ 57,709,585  
+Added: $ 292,589,616  
$ ( 310,391,805 )
Net increase (decrease) in net assets per Share (a)
+Added: $ 2.11  
+Added: $ 1.04  
+Added: $ 3.66  
Net increase (decrease) in net assets per Share based on average shares outstanding during the period.
1 unchanged sentence
iShares S&P GSCI ™
−Removed:  Commodity-Indexed Trust
+Added: Commodity-Indexed Trust
Statements of Changes in Net Assets (Unaudited)
−Removed: For the three months ended March 31, 2021
−Removed: Three Months Ended
−Removed: March 31, 2021
+Added: For the three and six months ended June 30, 2021
+Added: June 30, 2021
Net Assets at December 31, 2020
10 unchanged sentences
1,114,035,126
+Added: Net investment loss
+Added: Net realized gain
+Added: Net change in unrealized appreciation/depreciation
+Added: Net increase in net assets resulting from operations
+Added: Capital Share Transactions:
+Added: Contributions for Shares issued
+Added: Distributions for Shares redeemed
+Added: Net increase in net assets from capital share transactions
+Added: Increase in net assets
+Added: Net Assets at June 30, 2021
+Added: 1,359,450,396
Shares issued and redeemed
4 unchanged sentences
iShares S&P GSCI ™
−Removed:  Commodity-Indexed Trust
+Added: Commodity-Indexed Trust
Statements of Changes in Net Assets (Unaudited)
−Removed: For the three months ended March 31, 2020
−Removed: Three Months Ended
−Removed: March 31, 2020
+Added: For the three and six months ended June 30, 2020
+Added: June 30, 2020
Net Assets at December 31, 2019
13 unchanged sentences
Net Assets at March 31, 2020
+Added: Net investment loss
+Added: Net realized loss
+Added: Net change in unrealized appreciation/depreciation
+Added: Net increase in net assets resulting from operations
+Added: Capital Share Transactions:
+Added: Contributions for Shares issued
+Added: Distributions for Shares redeemed
+Added: Net increase in net assets from capital share transactions
+Added: Increase in net assets
+Added: Net Assets at June 30, 2020
Shares issued and redeemed
6 unchanged sentences
Statements of Cash Flows (Unaudited)
−Removed: For the three months ended March 31, 2021 and 2020
−Removed: Three Months Ended
+Added: For the six months ended June 30, 2021 and 2020
+Added: Six Months Ended
Cash Flows from Operating Activities
21 unchanged sentences
Distributions for Shares redeemed
+Added: ( 142,387,218
Net cash provided by (used in) financing activities
5 unchanged sentences
See notes to financial statements.
−Removed: iShares S&P GSCI ™
−Removed:  Commodity-Indexed Trust
+Added: iShares S&P GSCI ™ 
+Added: Commodity-Indexed Trust
Schedules of Investments (Unaudited)
−Removed: At March 31, 2021 and December 31, 2020
−Removed: March 31, 2021
+Added: At June 30, 2021 and December 31, 2020
+Added: June 30, 2021
Security Description
18 unchanged sentences
129,994,423  
+Added: 0.01% –
0.04% due 8/05/21
7 unchanged sentences
89,993,962  
+Added: 0.01% –
0.04% due 8/17/21
4 unchanged sentences
78,995,161  
+Added: 0.01% –
0.05% due 8/24/21
10 unchanged sentences
161,985,115  
+Added: 0.02% –
0.03% due 9/09/21
1 unchanged sentence
130,987,901  
+Added: 0.03% due 9/16/21
+Added: 100,000,000  
+Added: 99,990,375  
+Added: 0.02% due 9/21/21
+Added: 50,000,000  
+Added: 49,994,534  
Treasury bills (Cost:
4 unchanged sentences
Other Assets, Less Liabilities –
−Removed: ( 1,948,851 )
+Added: 22,540,209  
Net Assets –
3 unchanged sentences
Rates shown are discount rates paid at the time of purchase.
−Removed: As of March 31, 2021, the open S&P GSCI-ER futures contracts were as follows:
−Removed: Number of Contracts  
+Added: As of June 30, 2021, the open S&P GSCI-ER futures contracts were as follows:
+Added: Number of Contracts
Expiration Date  
3 unchanged sentences
57,138  
−Removed: June 15, 2021
+Added: September 16, 2021  
$ 1,356,501,830  
−Removed: $ ( 45,106,738 )
+Added: $ 16,995,427  
December 31, 2020
71 unchanged sentences
As of December 31, 2020, the open S&P GSCI-ER futures contracts were as follows:
−Removed: Number of Contracts  
+Added: Number of Contracts
Expiration Date  
10 unchanged sentences
Notes to Financial Statements (Unaudited)
−Removed: March 31, 2021
+Added: June 30, 2021
+Added: 1 - Organization
The iShares S&P GSCI™
17 unchanged sentences
The Trust is a commodity pool, as defined in the Commodity Exchange Act (the “CEA”) and the applicable regulations of the Commodity Futures Trading Commission (the “CFTC”), and is operated by the Sponsor, a commodity pool operator registered with the CFTC.
−Removed: The Sponsor is an indirect subsidiary of BlackRock, Inc (“BlackRock”).
+Added: The Sponsor is an indirect subsidiary of BlackRock, Inc.
+Added: (“BlackRock”).
BlackRock Fund Advisors (the “Advisor”), an indirect subsidiary of BlackRock, serves as the commodity trading advisor of the Trust and is registered with the CFTC.
35 unchanged sentences
These investments are valued at fair value.
−Removed: As of March 31, 2021 and December 31, 2020, the Trust had restricted short-term investments held at the broker of $ 49,426,968 and $ 42,290,413 , respectively, which were posted as margin for the Trust’s Index Futures positions.
+Added: As of June 30, 2021 and December 31, 2020, the Trust had restricted short-term investments held at the broker of $ 52,394,732 and $ 42,290,413 , respectively, which were posted as margin for the Trust’s Index Futures positions.
Securities Transactions and Income Recognition
5 unchanged sentences
Shareholders are individually responsible for their own tax payments on their proportionate share of income, gain, loss, deduction, expense and credit.
−Removed: The Sponsor has analyzed the tax positions as of March 31, 2021, inclusive of the open tax return years, and does not believe that there are any uncertain tax positions that require recognition of a tax liability.
+Added: The Sponsor has analyzed the tax positions as of June 30, 2021, inclusive of the open tax return years, and does not believe that there are any uncertain tax positions that require recognition of a tax liability.
Calculation of Net Asset Value
−Removed: The net asset value of the Trust on any given day is obtained by subtracting the Trust’s accrued expenses and other liabilities on that day from the value of ( 1 ) the Trust’s Index Futures positions and Collateral Assets on that day, ( 2 ) the interest earned on those assets by the Trust and ( 3 ) any other assets of
−Removed: the Trust, as of 4:00 p.m.
+Added: The net asset value of the Trust on any given day is obtained by subtracting the Trust’s accrued expenses and other liabilities on that day from the value of ( 1 ) the Trust’s Index Futures positions and Collateral Assets on that day, ( 2 ) the interest earned on those assets by the Trust and ( 3 ) any other assets of the Trust, as of 4:00 p.m.
(New York time) that day.
34 unchanged sentences
8 - Financial Highlights
−Removed: The following financial highlights relate to investment performance and operations for a Share outstanding for the three months ended March 31, 2021 and 2020.
+Added: The following financial highlights relate to investment performance and operations for a Share outstanding for the three and six months ended June 30, 2021 and 2020.
Three Months Ended
+Added: Six Months Ended
Net asset value per Share, beginning of period
17 unchanged sentences
The commodities markets have historically been extremely volatile.
−Removed: For the three months ended March 31, 2021 and the year ended December 31, 2020, the average month-end notional amounts of open Index Futures were $ 991,382,755 and $ 668,432,601 , respectively.
−Removed: The following table shows the variation margin on open futures contracts, by risk exposure category, on the statements of assets and liabilities as of March 31, 2021 and December 31, 2020:
+Added: For the six months ended June 30, 2021 and the year ended December 31, 2020, the average month-end notional amounts of open Index Futures were $ 1,135,731,909 and $ 668,432,601 , respectively.
+Added: The following table shows the variation margin on open futures contracts, by risk exposure category, on the statements of assets and liabilities as of June 
+Added: 2021 and December 31, 2020:
Asset Derivatives
Liability Derivatives
−Removed: March 31, 2021
+Added: June 30, 2021
Commodity contracts
5 unchanged sentences
Payable for variation margin on open futures contracts
−Removed: The following table shows the effect of the open futures contracts, by risk exposure category, on the statements of operations for the three months ended March 31, 2021 and 2020:
+Added: The following table shows the effect of the open futures contracts, by risk exposure category, on the statements of operations for the three and six months ended June 30, 2021 and 2020:
Statements of
2 unchanged sentences
Appreciation/Depreciation
−Removed: Three Months Ended March 31, 2021
+Added: Three Months Ended June 30, 2021
Commodity contracts
1 unchanged sentence
Net change in unrealized appreciation/depreciation on futures contracts
−Removed: Three Months Ended March 31, 2020
+Added: Three Months Ended June 30, 2020
Commodity contracts
Net realized gain (loss) from futures contracts
−Removed: ( 224,199,265
Net change in unrealized appreciation/depreciation on futures contracts
+Added: Six Months Ended June 30, 2021
+Added: Commodity contracts
+Added: Net realized gain (loss) from futures contracts
+Added: Net change in unrealized appreciation/depreciation on futures contracts
+Added: Six Months Ended June 30, 2020
+Added: Commodity contracts
+Added: Net realized gain (loss) from futures contracts
( 306,932,849
+Added: Net change in unrealized appreciation/depreciation on futures contracts
10 - Investment Valuation
10 unchanged sentences
The three levels of the fair value hierarchy are as follows:
−Removed: Level 1 –
+Added: Level 1 – 
Unadjusted quoted prices in active markets for identical assets or liabilities;
−Removed: Level 2 –
+Added: Level 2 – 
Inputs other than quoted prices included within Level 1 that are observable for the asset or liability either directly or indirectly, including quoted prices for similar assets or liabilities in active markets, quoted prices for identical or similar assets or liabilities in markets that are not considered to be active, inputs other than quoted prices that are observable for the asset or liability, and inputs that are derived principally from or corroborated by observable market data by correlation or other means;
−Removed: Level 3 –
+Added: Level 3 – 
Unobservable inputs that are unobservable for the asset or liability, including the Trust’s assumptions used in determining the fair value of investments.
Fair value pricing could result in a difference between the prices used to calculate the Trust’s net asset value and the prices used by the Trust’s underlying index, which in turn could result in a difference between the Trust’s performance and the performance of the Trust’s underlying index.
−Removed: The following table summarizes the value of each of the Trust’s investments by the fair value hierarchy levels as of March 31, 2021 and December 31, 2020:
−Removed: March 31, 2021
+Added: The following table summarizes the value of each of the Trust’s investments by the fair value hierarchy levels as of June 30, 2021 and December 31, 2020:
+Added: June 30, 2021
Futures contracts (a)
8 unchanged sentences
s Discussion and Analysis of Financial Condition and Results of Operations
−Removed: This information should be read in conjunction with the financial statements and notes to financial statements included in Item 1 of Part I of this Form 10 ‑
+Added: This information should be read in conjunction with the financial statements and notes to financial statements included in Item 1 of Part I of this Form 10 ‑
The discussion and analysis that follows may contain statements that relate to future events or future performance.
−Removed: In some cases, such
−Removed: forward ‑
+Added: In some cases, such forward ‑
looking statements can be identified by terminology such as “
7 unchanged sentences
estimate, ”
−Removed: predict, ” 
−Removed: “potential ”
+Added: “predict, ”
+Added: potential ”
or the negative of these terms or other comparable terminology.
57 unchanged sentences
(New York time) are not deemed to be received, and the related creation or redemption will not be deemed to occur, until the following Business Day.
−Removed: Subject to the approval of the Trustee, Baskets may be created solely for cash, but the related creation orders will be deemed received as of the following Business Day unless received by 10:00 a.m.
−Removed: (New York time).
+Added: Subject to the approval of the Trustee, Baskets may be created solely for cash, but the related creation orders will be deemed received as of the following Business Day unless received by 10:00 a.m. (New York time).
Orders are expected to settle by 11:00 a.m.
1 unchanged sentence
Results of Operations
−Removed: The Quarter Ended March 31, 2021
−Removed: The Trust’s net asset value increased from $827,346,620 at December 31, 2020 to $1,114,035,126 at March 31, 2021.
−Removed: The increase in the Trust’s net asset value resulted primarily from a net increase in the number of outstanding Shares, which rose from 67,250,000 Shares at December 31, 2020 to 79,950,000 Shares at March 31, 2021, a consequence of 15,850,000 Shares (317 Baskets) being created and 3,150,000 Shares (63 Baskets) being redeemed during the quarter.
−Removed: The Trust's net asset value also benefited from a net increase in net assets resulting from operations.
−Removed: The 13.25% increase in the Trust’s NAV from $12.30 at December 31, 2020 to $13.93 at March 31, 2021 is directly related to the 13.53% increase in the settlement price for the Index Futures.
−Removed: The Trust’s NAV increased slightly less than the settlement price for the Index Futures on a percentage basis due to the Sponsor’s fees and brokerage commissions.
−Removed: Net increase in net assets resulting from operations for the quarter ended March 31, 2021 was $113,299,050, resulting from a net investment loss of $2,080,345 and a net realized and unrealized gain of $115,379,395.
−Removed: For the quarter ended March 31, 2021, the Trust had a net realized and unrealized loss of $1,960 on short-term investments and a net realized and unrealized gain of $115,381,355 on futures contracts.
+Added: The Quarter Ended June 30, 2021
+Added: The Trust’s net asset value increased from $1,114,035,126 at March 31, 2021 to $1,359,450,396 at June 30, 2021.
+Added: The increase in the Trust’s net asset value resulted primarily from a net increase in net assets resulting from operations.
+Added: The Trust’s net asset value also benefitted from an increase in the number of outstanding Shares, which rose from 79,950,000 Shares at March 31, 2021 to 84,550,000 Shares at June 30, 2021, a consequence of 10,650,000 Shares (213 Baskets) being created and 6,050,000 Shares (121 Baskets) being redeemed during the quarter.
+Added: The 15.43% increase in the NAV from $13.93 at March 31, 2021 to $16.08 at June 30, 2021 is directly related to the 15.72% increase in the settlement price for the Index Futures.
+Added: The NAV increased slightly less than the settlement price for the Index Futures on a percentage basis due to the Sponsor’s fees and brokerage commissions.
+Added: Net increase in net assets resulting from operations for the quarter ended June 30, 2021 was $179,290,566, resulting from a net investment loss of $2,702,412 and a net realized and unrealized gain of $181,992,978.
+Added: For the quarter ended June 30, 2021, the Trust had a net realized and unrealized loss of $69,047 on short-term investments and a net realized and unrealized gain of $182,062,025 on futures contracts.
Other than the Sponsor's fees of $2,407,468 and brokerage commissions and fees of $347,506, the Trust had no expenses during the quarter.
+Added: The Six-Month Period Ended June 30, 2021
+Added: The Trust’s net asset value increased from $827,346,620 at December 31, 2020 to $1,359,450,396 at June 30, 2021.
+Added: The increase in the Trust’s net asset value resulted primarily from a net increase in net assets resulting from operations.
+Added: The Trust’s net asset value also benefitted from an increase in the number of outstanding Shares, which rose from 67,250,000 Shares at December 31, 2020 to 84,550,000 Shares at June 30, 2021, a consequence of 26,500,000 Shares (530 Baskets) being created and 9,200,000 Shares (184 Baskets) being redeemed during the period.
+Added: The 30.73% increase in the NAV from $12.30 at December 31, 2020 to $16.08 at June 30, 2021 is directly related to the 31.38% increase in the settlement price for the Index Futures.
+Added: The NAV increased slightly less than the settlement price for the Index Futures on a percentage basis due to the Sponsor’s fees and brokerage commissions.
+Added: Net increase in net assets resulting from operations for the period was $292,589,616, resulting from a net investment loss of $4,782,757 and a net realized and unrealized gain of $297,372,373.
+Added: For the six months ended June 30, 2021, the Trust had a net realized and unrealized loss of $71,007 on short-term investments and a net realized and unrealized gain of $297,443,380 on futures contracts.
+Added: Other than the Sponsor’s fees of $4,300,965 and brokerage commissions and fees of $677,791, the Trust had no expenses during the period.
Liquidity and Capital Resources
−Removed: The Trust’s assets as of March 31, 2021 consist of Index Futures and Collateral Assets used to satisfy applicable margin requirements for those Index Futures positions.
+Added: The Trust’s assets as of June 30, 2021 consist of Index Futures and Collateral Assets used to satisfy applicable margin requirements for those Index Futures positions.
The Trust does not anticipate any further need for liquidity, because creations and redemptions of Shares generally occur in-kind and ordinary expenses are met by cash on hand.
2 unchanged sentences
In the case of an extraordinary expense and/or insufficient interest income to cover ordinary expenses, however, the Trust could be forced to liquidate its positions in Index Futures and Collateral Assets to pay such expenses.
−Removed: As of March 31, 2021, the market for Index Futures had not developed significant liquidity and the Trust represented substantially all of the long-side open interest in Index Futures.
+Added: As of June 30, 2021, the market for Index Futures had not developed significant liquidity and the Trust represented substantially all of the long-side open interest in Index Futures.
In addition, it is expected that Goldman Sachs & Co.
22 unchanged sentences
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.