Engine Capital Management, LP

SEC CIK: 0001665590
Latest filing: Aug 14, 2026

SEC filings (opens in a new tab)

ACHC holding history

Acadia Healthcare Company, Inc. in every 13F filed by Engine Capital Management, LP, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

ACHC overview All 13F holders of ACHC Full Q2 2026 holdings

Shares (Q1 2026): 0; Sold out in Q1 2026
Value: $0
% of portfolio: 0.0%
Quarters held: 2; Since Q3 2025

Holdings of ACHC by Engine Capital Management, LP, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q1 2026	0	$0	0.0%	−328,833−100.0%	Sold out	Holders
Q4 2025	328,833	$4.67M	0.6%	−2,256,741−87.3%	Reduced	Holders
Q3 2025	2,585,574	$64.0M	7.6%	+2,585,574	New	Holders