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Net loss per share attributable to common stockholders (Tables)

12 Months Ended

Sep. 30, 2021

Net loss per share attributable to common stockholders

Computation of the Company's Basic and Diluted Net Loss Per Share Attributable to Common Stockholders

The following table sets forth the computation of the Company’s basic and diluted net loss per share attributable to common stockholders:

​

​	​	​	​	​	​	​	​	​	​
​	​	Year ended September 30,
(in thousands, except per share data)		2021			2020			2019
Numerator:		​			​			​
Net loss attributable to common stockholders	​	$	(152,098)	​	$	(139,931)	​	$	(107,669)
Denominator:	​			​			​
Weighted-average shares used in computing net loss per share, basic and diluted	​		48,251	​		39,190	​		27,462
Net loss per share attributable to common stockholders, basic and diluted	​	$	(3.15)	​	$	(3.57)	​	$	(3.92)

Summary of Calculation of Diluted Net Loss Per Share

The potentially dilutive common shares that were excluded from the calculation of diluted net loss per share because their effect would have been antidilutive for the periods presented are as follows:

​

​	​	​	​	​	​	​
​	​	Year ended September 30,
(in thousands)		2021		2020		2019
Shares subject to options to purchase common stock		3,131		3,948		3,551
Unvested restricted shares of common stock		—		—		24
Unvested restricted stock units		707		569		462
Unvested shares of common stock issued upon early exercise of stock options		3		17		38
Shares subject to employee stock purchase plan		27		33		76
Shares subject to warrants to purchase common stock		—		26		26
Total		3,868		4,593		4,177

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- References

No definition available.

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- Definition

Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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- Definition

Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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