Item 2. Unregistered Sales of Equity Securities
ITEM 2. UNREGISTERED SALES OF EQUITY SECURITIES AND USE OF PROCEEDS
Recent Sales of Unregistered Securities
On September 22, 2020, we issued and sold 13,310,243 shares of our common stock to Biogen for an aggregate purchase price of $465.0 million pursuant to the terms of a common stock purchase agreement with Biogen and in connection with the Biogen Collaboration Agreement. No underwriters were involved in the sale and the book entry position representing the securities sold and issued contain legends restricting transfer of the securities without registration under the Securities Act or an applicable exemption from registration.
The offer, sale and issuance of the securities described above was exempt from registration under the Securities Act under Section 4(a)(2) of the Securities Act as a transaction by an issuer not involving a public offering. The recipient of securities in this transaction acquired the securities for investment only and not with a view to or for sale in connection with any distribution thereof and appropriate legends were affixed to the securities issued in this transaction. The recipient of securities in this transaction was an accredited person and had adequate access, through employment, business or other relationships, to information about the registrant.
Use of Proceeds from Registered Securities
On January 28, 2020, we sold 9.0 million shares of common stock (inclusive of shares sold pursuant to an overallotment option granted to the underwriters in connection with the offering) through an underwritten public offering at a price of $23.00 per share for aggregate net proceeds of $193.9 million. There has been no material change in the planned use of the net proceeds from the follow-on public offering as described in our final prospectus supplement filed with the SEC on January 29, 2020. We invested the funds received in short-term, interest-bearing investment-grade securities and government securities.
Issuer Purchases of Equity Securities
Not applicable.
ITEM 3. DEFAULTS UPON SENIOR SECURITIES
Not applicable.
ITEM 4. MINE SAFETY DISCLOSURES
Not applicable.
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