Quarterly report pursuant to Section 13 or 15(d)

Equity Incentive Plans (Tables)

v3.24.2
Equity Incentive Plans (Tables)
 6 Months Ended
Jun. 30, 2024
Share-Based Payment Arrangement [Abstract]  
Schedule of Stock-Based Compensation Expense
Total stock-based compensation expense by function was as follows (in millions):
Three Months Ended
June 30,		 Six Months Ended
June 30,
2024 2023 2024 2023
Research and development
 $ 32  $ 37  $ 63  $ 71 
Selling, general, and administrative
 6  6  11  11 
Total
 $ 38  $ 43  $ 74  $ 82 
Schedule of Restricted Stock Unit Activity
RSU activity under the Plan and the 2017 Plan was as follows (in millions, except per share amounts):
Number of
shares		 Weighted-
average grant
date fair value
Unvested at December 31, 2023
 100  $ 2.76 
Granted
 35  2.29 
Vested (26) 2.69 
Forfeited
 (7) 2.69 
Unvested at June 30, 2024
 102  $ 2.62 
Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions
Stock options granted under the Plan during the six months ended June 30, 2024 were as follows:
Six Months Ended
June 30, 2024
Stock options granted (in millions) 36 
Weighted average grant date fair value $ 1.26 
Weighted average grant date fair value assumptions:
Expected term
 6.0 years
Risk-free interest rates
 4.1  %
Expected volatility 53.2  %
Schedule of Share-Based Payment Arrangement, Option, Activity
Stock option activity under the Plan and the 2017 Plan was as follows (in millions, except per share amounts):
Number of
shares		 Weighted
average
exercise price		 Weighted average remaining contractual term (in years) Aggregate intrinsic value
Outstanding at December 31, 2023
 104  $ 1.78 
Granted 36  2.29 
Exercised
 (7) 1.11 
Forfeited
 (4) 2.01 
Expired
 (1) 3.43 
Outstanding at June 30, 2024
 128  $ 1.94  8.0 $ 118 
Exercisable at June 30, 2024
 61  $ 1.75  6.6 $ 70