Net Income Per Share (Tables)

9 Months Ended

Sep. 30, 2025

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

Basic and diluted net income per share are calculated as follows (in thousands, except per share amounts):


	Three Months Ended September 30,				Nine Months Ended September 30,
	2025		2024		2025		2024
Basic and diluted net income per share
Numerator:
Net income	$	12,191	$	12,637	$	32,272	$	31,839
Denominator:
Weighted-average shares outstanding - basic	71,891		73,823		72,478		74,200
Effect of dilutive potential common shares from stock options, stock awards and employee stock purchase plan	1,155		957		1,327		1,036
Weighted-average shares outstanding - diluted	73,046		74,780		73,805		75,236
Net income per share:
Basic	$	0.17	$	0.17	$	0.45	$	0.43
Diluted	$	0.17	$	0.17	$	0.44	$	0.42

Summary of Anti-dilutive Shares

The following table presents common shares related to potentially dilutive shares excluded from the calculation of diluted net income per share as their effect would have been anti-dilutive (in thousands):


	Three Months Ended September 30,		Nine Months Ended September 30,
	2025	2024	2025	2024
Stock options, stock awards and employee stock purchase rights	580	171	405	86
2030 Notes	9,591	—	9,591	—
Total	10,171	171	9,996	86

A10 Networks, Inc. 10-Q