Quarterly report pursuant to Section 13 or 15(d)

Equity Incentive Plans (Tables)

v3.24.3
Equity Incentive Plans (Tables)
 9 Months Ended
Sep. 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
September 30,		 Nine Months Ended
September 30,
2024 2023 2024 2023
Research and development
 $ 30  $ 36  $ 93  $ 107 
Selling, general, and administrative
 5  5  16  16 
Total
 $ 35  $ 41  $ 109  $ 123 
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
 38  2.37 
Vested (39) 2.68 
Forfeited
 (13) 3.04 
Unvested at September 30, 2024
 86  $ 2.58 
Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions
Stock options granted under the Plan during the nine months ended September 30, 2024 were as follows:
Nine Months Ended
September 30, 2024
Stock options granted (in millions) 38 
Weighted average grant date fair value $ 1.30 
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 38  2.37 
Exercised
 (9) 1.32 
Forfeited
 (6) 2.04 
Expired
 (1) 3.37 
Outstanding at September 30, 2024
 126  $ 1.98  7.7 $ 500 
Exercisable at September 30, 2024
 67  $ 1.80  6.6 $ 280