Earnings per Share

Basic earnings per share attributable to MSA Safety Incorporated common shareholders is computed by dividing net income, after the deduction of preferred stock dividends and undistributed earnings allocated to participating securities, by the weighted average number of common shares outstanding during the period. Diluted earnings per share attributable to MSA Safety Incorporated common shareholders assumes the issuance of common stock for all potentially dilutive share equivalents outstanding not classified as participating securities. Participating securities are defined as unvested stock-based payment awards that contain nonforfeitable rights to dividends.



Amounts attributable to MSA Safety Incorporated common shareholders:	Three Months Ended March 31,
(In thousands, except per share amounts)	2019			2018
Net income	$	23,232		$	32,371
Preferred stock dividends	(10		)	(10		)
Net income available to common equity	23,222			32,361
Dividends and undistributed earnings allocated to participating securities	(22		)	(32		)
Net income available to common shareholders	23,200			32,329

Basic weighted-average shares outstanding	38,536			38,216
Stock options and other stock compensation	548			562
Diluted weighted-average shares outstanding	39,084			38,778
Antidilutive stock options	—			—

Earnings per share:
Basic	$	0.60		$	0.85
Diluted	$	0.59		$	0.83