Net loss per share

9 Months Ended

Sep. 30, 2024

Earnings Per Share [Abstract]

Net loss per share

Net loss per share

The following common stock equivalents were excluded from the calculation of diluted net loss per share for the periods indicated because including them would have had an anti-dilutive effect (in thousands):

	For the three and nine months ended September 30,
	2024	2023
Outstanding stock options(1)	7,473	5,875
Restricted stock units(1)	5,574	4,194
Warrants	2,586	—
ESPP shares and other	61	—
	15,694	10,069

(1) Outstanding stock options and restricted stock units include awards outstanding to employees of 2seventy bio.

Net loss per share for the three and nine months ended September 30, 2024 was $0.31 and $1.10, respectively. Net loss per share for the three and nine months ended September 30, 2023 was $0.80 and $1.23, respectively.