v3.22.4
Stock-Based Compensation (Tables)
 12 Months Ended
Dec. 31, 2022
Share-Based Payment Arrangement [Abstract]  
Summary of Stock-based Compensation Expense
The following table summarizes total stock-based compensation expense (in millions):

Year Ended December 31,
202020212022
Operations and support$144 $49 $63 
Product development1,880 545 548 
Sales and marketing435 100 114 
General and administrative544 205 205 
Stock-based compensation expense$3,003 $899 $930 
Schedule of Fair Value Assumptions of Options Granted
The fair value of each stock option award is estimated on the date of grant using the Black-Scholes option-pricing model using the range of assumptions in the following table:

Year Ended December 31,
202020212022
Expected term (years)
5.1 - 8.0
 8.0
6.1
Risk-free interest rate
0.5% - 1.5%
1.1% - 1.5%
0.3% - 2.2%
Expected volatility
39.1% - 43.6%
44.2% - 44.9%
48.6% - 58.4%
Expected dividend yield— — — 
Summary of Option Activity
A summary of stock option and RSU activity under the Plans was as follows (in millions, except per share amounts):

Outstanding
Stock Options
Outstanding
Restricted Stock Units
 Shares
Available for
Grant		Number of
Shares		Weighted-
Average
Exercise
Price		Number of
Shares		Weighted-
Average
Grant
Date Fair
Value
Balances as of December 31, 202086 41 $12.48 48 $40.01 
Granted(1)
(10)1 191.08 9 181.15 
Shares withheld for taxes1 — — (1)66.99 
Exercised/Vested — (18)7.77 (15)57.05 
Canceled4 — 56.69 (4)64.32 
Balances as of December 31, 202181 24 19.69 37 61.22 
Granted(13)1 161.70 12 135.09 
Increase in shares available for grant32 — — — — 
Shares withheld for taxes5 — — (5)80.98 
Exercised/Vested— (3)14.32 (7)83.12 
Canceled3 — 95.93 (3)101.58 
Balances as of December 31, 2022108 22 $23.41 34 $77.07 

(1)There were no options or RSUs that were granted from the Assumed Equity Incentive Plan for the year ended December 31, 2021.
 Number of
Shares		Weighted-
Average
Exercise
Price		Weighted-
Average
Remaining
Contractual
Life (years)		Aggregate
Intrinsic
Value
Options outstanding as of December 31, 202124$19.69 3.66$3,555 
Options exercisable as of December 31, 202121 13.28 2.903,207 
Options outstanding as of December 31, 20222223.41 2.781,432 
Options exercisable as of December 31, 202220 17.01 2.271,380 
Summary of RSU Activity
A summary of stock option and RSU activity under the Plans was as follows (in millions, except per share amounts):

Outstanding
Stock Options
Outstanding
Restricted Stock Units
 Shares
Available for
Grant		Number of
Shares		Weighted-
Average
Exercise
Price		Number of
Shares		Weighted-
Average
Grant
Date Fair
Value
Balances as of December 31, 202086 41 $12.48 48 $40.01 
Granted(1)
(10)1 191.08 9 181.15 
Shares withheld for taxes1 — — (1)66.99 
Exercised/Vested — (18)7.77 (15)57.05 
Canceled4 — 56.69 (4)64.32 
Balances as of December 31, 202181 24 19.69 37 61.22 
Granted(13)1 161.70 12 135.09 
Increase in shares available for grant32 — — — — 
Shares withheld for taxes5 — — (5)80.98 
Exercised/Vested— (3)14.32 (7)83.12 
Canceled3 — 95.93 (3)101.58 
Balances as of December 31, 2022108 22 $23.41 34 $77.07 

(1)There were no options or RSUs that were granted from the Assumed Equity Incentive Plan for the year ended December 31, 2021.
 Number of
Shares		Weighted-
Average
Exercise
Price		Weighted-
Average
Remaining
Contractual
Life (years)		Aggregate
Intrinsic
Value
Options outstanding as of December 31, 202124$19.69 3.66$3,555 
Options exercisable as of December 31, 202121 13.28 2.903,207 
Options outstanding as of December 31, 20222223.41 2.781,432 
Options exercisable as of December 31, 202220 17.01 2.271,380