Ecovyst, Inc. Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Earnings per Share (Tables)

Earnings per Share (Tables)

3 Months Ended

Mar. 31, 2019

Schedule of from Basic to Diluted Weighted Average Number of Shares Outstanding

The reconciliation from basic to diluted weighted average shares outstanding is as follows:



	Three months ended March 31,
	2019	2018
Weighted average shares outstanding – Basic	133,946,308	133,154,144
Dilutive effect of unvested common shares and restricted stock units with service conditions, performance stock units considered probable of vesting and assumed stock option exercises and conversions	948,046	730,839
Weighted average shares outstanding – Diluted	134,894,354	133,884,983

Schedule of Earnings Per Share, Basic and Diluted

Basic and diluted earnings per share are calculated as follows:



	Three months ended March 31,
	2019		2018
Numerator:
Net income attributable to PQ Group Holdings Inc.	$	3,151	$	214

Denominator:
Weighted average shares outstanding – Basic	133,946,308		133,154,144
Weighted average shares outstanding – Diluted	134,894,354		133,884,983
Net income per share:
Basic income per share	$	0.02	$	—
Diluted income per share	$	0.02	$	—

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

The table below presents the details of the Company’s weighted average equity-based awards outstanding during each respective period that were excluded from the calculation of diluted earnings per share:



	Three months ended March 31,
	2019	2018
Restricted stock awards with performance only targets not yet achieved	1,639,514	1,751,022
Stock options with performance only targets not yet achieved	586,253	586,253
Anti-dilutive restricted stock awards, restricted stock units and performance stock units	—	—
Anti-dilutive stock options	863,063	621,747