Earnings Per Share

6 Months Ended

Jun. 30, 2023

4. Earnings Per Share

The following table sets forth the computation of basic and diluted earnings per share for the three and six months ended June 30, 2023 and 2022 (in thousands, except per share amounts):


	Three Months Ended June 30,				Six Months Ended June 30,
	2023		2022		2023		2022
Numerator:
Net income attributable to Acadia Healthcare Company, Inc.	$	72,299	$	80,079	$	138,314	$	140,916
Denominator:
Weighted average shares outstanding for basic earnings per share		91,044		89,724		90,691		89,492
Effects of dilutive instruments		502		1,749		949		2,012
Shares used in computing diluted earnings per common share		91,546		91,473		91,640		91,504

Earnings per share attributable to Acadia Healthcare Company, Inc. stockholders:
Basic	$	0.79	$	0.89	$	1.53	$	1.57
Diluted	$	0.79	$	0.88	$	1.51	$	1.54

Approximately 0.6 million shares of common stock issuable upon exercise of outstanding stock option awards were excluded from the calculation of diluted earnings per share for both the three months ended June 30, 2023 and 2022, respectively, because their effect would have been anti-dilutive. Approximately 0.5 million and 0.8 million shares of common stock issuable upon exercise of outstanding stock option awards were excluded from the calculation of diluted earnings per share for the six months ended June 30, 2023 and 2022, respectively, because their effect would have been anti-dilutive.