Common stock (Tables)

12 Months Ended

Dec. 31, 2023

Common stock.

Schedule of shares reserved for future issuance

	As of December 31,
	2023	2022
Shares reserved for vesting of restricted stock awards under the Founder Agreements	22,500	45,000
Shares reserved for exercise of outstanding stock options	7,425,444	6,199,571
Shares reserved for vesting of outstanding restricted stock units	1,370,897	1,112,563
Shares reserved for issuances under the 2015 Stock Option Plan	3,572,195	3,536,932
Shares reserved for issuances under the 2015 Employee Stock Purchase Plan	2,158,966	1,884,309
	14,550,002	12,778,375