Net Income (Loss) Per Share (Tables)

12 Months Ended

Dec. 31, 2020

Net Income (Loss) Per Share

Reconciliation of numerators and denominators of basic and diluted net income per share

A reconciliation of the numerators and denominators of the basic and diluted net income (loss) per share calculations is as follows (in thousands, except per share data):

	Year ended
	December 31,
	2020		2019		2018
Numerator:
Net income (loss) attributable to AXT, Inc.	$	3,238	$	(2,600)	$	9,654
Less: Preferred stock dividends		(177)		(177)		(177)
Net income (loss) available to common stockholders	$	3,061	$	(2,777)	$	9,477
Denominator:
Denominator for basic net income (loss) per share - weighted-average common shares		40,152		39,487		39,049
Effect of dilutive securities:
Common stock options		602		—		1,106
Restricted stock awards		271		—		110
Denominator for dilutive net income (loss) per common shares		41,025		39,487		40,265
Net income (loss) attributable to AXT, Inc. per common share:
Basic	$	0.08	$	(0.07)	$	0.24
Diluted	$	0.07	$	(0.07)	$	0.24
Options excluded from diluted net income (loss) per share as the impact is anti-dilutive		862		2,953		266
Restricted stock excluded from diluted net income (loss) per share as the impact is anti-dilutive		161		939		227