Stockholders' Equity

9 Months Ended

Sep. 30, 2024

Stockholders' Equity Note [Abstract]

Stockholders' Equity

Stockholders' equity

Common Stock

Gilead Stock Purchase Agreement

On June 27, 2023, under the Second Stock Purchase Agreement, Gilead purchased 1.0 million shares of our common stock at the closing day purchase price of $19.26 per share for total gross proceeds of $20 million.

On January 29, 2024, under the Third Stock Purchase Agreement Amendment, Gilead purchased 15.2 million shares of our common stock at a price of $21.00 per share for total gross proceeds of $320 million. Of the $320 million equity investment, $87 million was determined to be a premium on the purchase of common stock and allocated to the performance obligations created by the Third Gilead Collaboration Agreement Amendment, see Note 5, Revenues. Net proceeds from Gilead's equity investment were $228 million after allocating the premium and deducting direct offering expenses of $5 million.

At-the-Market Facility

In August 2023, we issued and sold 0.2 million shares of our common stock under this agreement for total net proceeds of $5 million.