Net Loss Per Share Attributable to Guardant Health, Inc. Common Stockholders (Tables)

9 Months Ended

Sep. 30, 2020

Schedule of Earnings Per Share, Basic and Diluted

The following table sets forth the computation of the basic and diluted net loss per share attributable to Guardant Health, Inc. common stockholders:


	Three Months Ended September 30,				Nine Months Ended September 30,
	2020		2019		2020		2019

	(unaudited)
	(in thousands, except per share data)
Net loss	$	(71,670)	$	(13,090)	$	(153,238)	$	(45,741)
Adjustment of redeemable noncontrolling interest	(6,000)		300		(6,800)		(4,700)
Net loss attributable to Guardant Health, Inc. common stockholders, basic and diluted	$	(77,670)	$	(12,790)	$	(160,038)	$	(50,441)
Net loss per share attributable to Guardant Health, Inc. common stockholders, basic and diluted	$	(0.78)	$	(0.14)	$	(1.66)	$	(0.56)
Weighted-average shares used in computing net loss per share attributable to Guardant Health, Inc. common stockholders, basic and diluted	99,554		93,303		96,659		89,452

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

The following weighted-average common stock equivalents were excluded from the calculation of diluted net loss per share attributable to Guardant Health, Inc. common stockholders for the periods presented as they had an anti-dilutive effect:


	Three Months Ended September 30,		Nine Months Ended September 30,
	2020	2019	2020	2019

	(unaudited)
	(in thousands)
Stock options issued and outstanding (1)	3,662	5,353	4,021	6,390
Restricted stock units	650	338	563	179
MSUs	3,391	—	1,577	—
ESPP obligation	38	42	39	62
Common stock subject to repurchase	17	28	20	33
Total	7,758	5,761	6,220	6,664

(1) Excludes stock options of 3,902,224 shares granted under the AMEA 2020 Plan as of September 30, 2020.