Net Loss Per Common Share/Class A Common Unit

9 Months Ended

Sep. 30, 2021

Earnings Per Share [Abstract]

Net Loss Per Common Share/Class A Common Unit

Net Loss Per Common Share/Class A Common Unit

Basic and diluted net loss per common share/Class A common unit were calculated as follows (in thousands except per share and per unit amounts):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2021		2020		2021		2020
Numerator:
Net loss attributable to Zentalis	$	(4,191)	$	(34,555)	$	(108,666)	$	(77,538)
Denominator:
Weighted average number of common shares outstanding, basic and diluted	44,609		37,959		41,918		24,143
Net loss per common share	$	(0.09)	$	(0.91)	$	(2.59)	$	(3.21)

Our potential and dilutive securities, which include outstanding stock options, unvested RSAs and unvested RSUs have been excluded from the computation of diluted net loss per common share as the effect would be anti-dilutive.

The following common stock equivalents have been excluded from the calculations of diluted net loss per common share because their inclusion would be antidilutive (in thousands).

	September 30,
	2021	2020
Outstanding stock options	4,055	2,783
Unvested RSAs	447	845
Unvested RSUs	364	1,102
	4,866	4,730