ACHC

Acadia Healthcare Company, Inc.

Company with tickers: ACHC

CIK

1520697

CUSIP

00404A109

Shares Outstanding

91,967,027

13F Activity (30d)

180 filings 179 filers

Weekly off-exchange (dark pool / OTC) trading volume reported to FINRA under its OTC/ATS Transparency data. ATS volume is executed on alternating trading systems (dark pools); non-ATS OTC is other over-the-counter dealer volume. The off-exchange share is total off-exchange volume as a percentage of consolidated weekly trading volume for the same Monday–Friday week.

1M 3M 6M 1Y 5Y All

Off-Exchange Volume History

Week Start	ATS Volume	Non-ATS OTC Volume	Total Off-Exchange	% of FINRA Weekly Volume
2026-05-18	2,753,834	2,790,835	5,544,669	46.1%
2026-05-11	2,775,078	1,913,809	4,688,887	60.3%
2026-05-04	3,483,135	1,945,219	5,428,354	49.5%
2026-04-27	7,082,806	3,021,365	10,104,171	46.7%
2026-04-20	3,951,785	1,411,620	5,363,405	57.7%
2026-04-13	3,759,771	1,541,818	5,301,589	40.9%
2026-04-06	3,533,167	2,891,742	6,424,909	41.0%
2026-03-30	2,426,989	1,920,490	4,347,479	60.3%
2026-03-23	3,074,387	3,099,041	6,173,428	38.2%
2026-03-16	2,917,423	1,204,102	4,121,525	28.7%
2026-03-09	4,703,294	1,745,505	6,448,799	40.0%
2026-03-02	4,905,760	2,236,845	7,142,605	40.1%
2026-02-23	7,399,124	5,665,466	13,064,590	42.7%
2026-02-16	2,583,593	1,407,029	3,990,622	41.7%
2026-02-09	5,703,151	6,845,015	12,548,166	45.4%
2026-02-02	6,615,252	1,919,734	8,534,986	48.3%
2026-01-26	4,198,627	1,463,824	5,662,451	36.3%
2026-01-19	7,656,831	3,671,587	11,328,418	42.9%
2026-01-12	4,024,449	2,442,965	6,467,414	43.4%
2026-01-05	4,430,439	1,002,885	5,433,324	36.4%
2025-12-29	1,668,319	2,079,799	3,748,118	43.2%
2025-12-22	1,491,719	2,761,349	4,253,068	48.0%
2025-12-15	3,442,810	1,393,663	4,836,473	32.6%

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