Net Income Per Common Share Attributable to Alpha and Omega Semiconductor Limited

3 Months Ended

Sep. 30, 2020

Earnings Per Share [Abstract]

Net Income (Loss) Per Share

Net Income Per Common Share Attributable to Alpha and Omega Semiconductor Limited

The following table presents the calculation of basic and diluted net income per share attributable to common shareholders:

	Three Months Ended September 30,
	2020		2019
	(in thousands, except per share data)
Numerator:
Net income attributable to Alpha and Omega Semiconductor Limited	$	9,574	$	1,009
Denominator:
Basic:
Weighted average number of common shares used to compute basic net income per share	25,340		24,538
Diluted:
Weighted average number of common shares used to compute basic net income per share	25,340		24,538
Effect of potentially dilutive securities:
Stock options, RSUs and ESPP shares	974		592
Weighted average number of common shares used to compute diluted net income per share	26,314		25,130
Net income per share attributable to Alpha and Omega Semiconductor Limited:
Basic	$	0.38	$	0.04
Diluted	$	0.36	$	0.04

The following potential dilutive securities were excluded from the computation of diluted net income per share as their effect would have been anti-dilutive:

	Three Months Ended September 30,
	2020	2019
	(in thousands)
Employee stock options and RSUs	124	338
ESPP	233	961
Total potential dilutive securities	357	1,299