CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Revenues:
Net interest revenues	$ 208	$ 55
Total net revenues	441	299
Operating expenses:
Brokerage and transaction	36	31
Technology and development	199	268
Operations	42	91
Marketing	26	32
General and administrative	647	268
Total operating expenses	950	690
Loss before income taxes	(509)	(391)
Provision for income taxes	2	1
Net loss	(511)	(392)
Net loss attributable to common stockholders:
Basic	(511)	(392)
Diluted	$ (511)	$ (392)
Net loss per share attributable to common stockholders:
Basic (in dollars per share)	$ (0.57)	$ (0.45)
Diluted (in dollars per share)	$ (0.57)	$ (0.45)
Weighted-average shares used to compute net loss per share attributable to common stockholders:
Basic (in shares)	896,924,695	867,769,168
Diluted (in shares)	896,924,695	867,769,168
Transaction-based revenues
Revenues:
Revenues	$ 207	$ 218
Other revenues
Revenues:
Revenues	$ 26	$ 26