The following table sets forth the computation of basic and diluted earnings per share for the three and six months ended June 30, 2026 and 2025 (in thousands, except per share amounts):


	Three Months Ended June 30,				Six Months Ended June 30,
	2026		2025		2026		2025
Numerator:
Net income attributable to Acadia Healthcare Company, Inc.	$	10,928	$	30,127	$	15,033	$	38,501
Denominator:
Weighted average shares outstanding for basic earnings per share		90,817		90,328		90,675		90,987
Effects of dilutive instruments		557		107		530		413
Shares used in computing diluted earnings per common share		91,374		90,435		91,205		91,400

Earnings per share attributable to Acadia Healthcare Company, Inc. stockholders:
Basic	$	0.12	$	0.33	$	0.17	$	0.42
Diluted	$	0.12	$	0.33	$	0.16	$	0.42

Approximately 2.0 million and 2.2 million shares of restricted stock and shares of common stock issuable upon exercise of certain outstanding stock option awards were excluded from the calculation of diluted earnings per share for the three months ended June 30, 2026 and 2025, respectively, because their effect would have been anti-dilutive. Approximately 3.1 million and 1.3 million shares of restricted stock and shares of common stock issuable upon exercise of certain outstanding stock option awards were excluded from the calculation of diluted earnings per share for the six months ended June 30, 2026 and 2025, respectively, because their effect would have been anti-dilutive.