EARNINGS PER SHARE (Tables)

3 Months Ended

Mar. 31, 2020

Reconciliation of basic and diluted earnings per share

The following is a reconciliation of the weighted-average shares outstanding used in the calculation of basic and diluted EPS for the three months ended March 31, 2020 and 2019 (in thousands, except per share data):



	Three Months Ended March 31,
	2020			2019
Net (loss) income attributable to Heska Corporation	$	(5,288	)	$	814

Basic weighted-average common shares outstanding	7,568			7,459
Assumed exercise of dilutive stock options and restricted shares	—			506
Diluted weighted-average common shares outstanding	$	7,568		$	7,965

Basic (loss) earnings per share attributable to Heska Corporation	$	(0.70	)	$	0.11
Diluted (loss) earnings per share attributable to Heska Corporation	$	(0.70	)	$	0.10

Schedule of antidilutive securities excluded from computation of earnings per share

otentially outstanding common shares from convertible preferred stock, convertible senior notes, stock options and restricted stock awards were excluded from the computation of diluted EPS because the effect would have been anti-dilutive (in thousands):



	Three Months Ended March 31,
	2020	2019
Convertible preferred stock	1,509	—
Convertible senior notes	43	—
Stock options and restricted stock	135	86
	1,687	86