Net loss per share

6 Months Ended

12 Months Ended

Jun. 30, 2023

Dec. 31, 2022

7. Net loss per share

The Company excluded the following potentially dilutive shares from diluted net loss per share as the effect would have been anti-dilutive for all periods presented (the share numbers are presented after giving effect to the 1-for-5 reverse stock split of the Company’s common stock that was effected on September 25, 2023):


	Three Months Ended June 30,				Six Months Ended June 30,
	2023		2022		2023		2022
Outstanding stock options		927,312		1,527,678		927,312		1,527,678
Restricted stock units		9,250		120,600		9,250		120,600
Shares issuable under 2020 ESPP		1,491		15,374		1,491		15,374

		938,053		1,663,652		938,053		1,663,652

9. Net loss per common stock

The Company excluded the following potentially dilutive shares from diluted net loss per share as the effect would have been anti-dilutive for all
periods presented (share amounts reflect the 1-for-5 reverse stock split of the Company’s common stock that was effected on September 25, 2023):


	December 31,
	2022		2021

Outstanding stock options		1,702,876		1,792,789
Restricted stock units		75,700		26,400
Shares issuable under 2020 ESPP		9,850		10,689

		1,788,426		1,829,878