Net Loss Per Share

9 Months Ended

Sep. 30, 2020

The table below provides a reconciliation of the numerators and denominators of basic and diluted net loss per share for the three and nine months ended September 30, 2020 and 2019 (in thousands, except per share amounts):


	Three Months Ended September 30,				Nine Months Ended September 30,
	2020		2019		2020		2019
Numerators:
Net loss	$	(19,969)	$	(31,868)	$	(449,636)	$	(56,256)
Less: Income attributable to unvested restricted stock awards	—		—		—		—
Numerator for basic net loss per share	(19,969)		(31,868)		(449,636)		(56,256)
Effect of dilutive securities:
Unvested restricted stock awards	—		—		—		—
Numerator for diluted net loss per share	$	(19,969)	$	(31,868)	$	(449,636)	$	(56,256)

Denominators:
Weighted average number of common shares outstanding	61,028		60,493		60,928		60,400
Less: Weighted average number of unvested restricted stock awards outstanding	(1,157)		(1,070)		(1,140)		(1,038)






Denominator for basic and diluted net loss per share	59,871		59,423		59,788		59,362

Net loss per share:
Basic	$	(0.33)	$	(0.54)	$	(7.52)	$	(0.95)
Diluted	(0.33)		(0.54)		(7.52)		(0.95)

The calculation of diluted net loss per share for the three and nine months ended September 30, 2020 excluded 560 thousand shares and 595 thousand shares, respectively, issuable pursuant to outstanding stock options, due to their antidilutive effect. The calculation of diluted net loss per share for the three and nine months ended September 30, 2019 excluded 643 thousand shares and 665 thousand shares, respectively, issuable pursuant to outstanding stock options, due to their antidilutive effect. Additionally, shares issuable upon conversion of the 1.50% convertible senior notes were excluded for the three and nine month periods ended September 30, 2020 and 2019, due to their antidilutive effect.