Acadia Healthcare Company, Inc.
Acadia Healthcare Company, Inc. (ACHC) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · ACHC · as of Sep 30, 2025
Ownership Breakdown
287
Institutional Holders
▼ 29 vs Q2
$2.81B
Total Inst. Value
▲ $405.25M vs Q2
91.97M
Shares Outstanding
freeFloat 92.57%
113.90M
13F Shares Held
▲ 7.47M vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
ACHC largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
BLACKROCK, INC. services-specialty outpatient facilities, nec | 11.02M | 12.20% | 12.20% | $272.92B | Nov 12, 2025 | ▲ 1.86M |
WELLINGTON MANAGEMENT GROUP LLP services-specialty outpatient facilities, nec | 9.42M | 10.43% | 10.43% | $233.33B | Nov 14, 2025 | ▲ 993.2K |
VANGUARD GROUP INC services-specialty outpatient facilities, nec | 9.42M | 10.43% | 10.43% | $233.17B | Nov 7, 2025 | ▲ 681.3K |
FMR LLC services-specialty outpatient facilities, nec | 6.09M | 6.74% | 6.74% | $150.74B | Nov 13, 2025 | ▲ 130.0K |
KHROM CAPITAL MANAGEMENT LLC services-specialty outpatient facilities, nec | 5.04M | 5.58% | 5.58% | $124.73B | Nov 14, 2025 | ▲ 2.56M |
ABRAMS BISON INVESTMENTS, LLC services-specialty outpatient facilities, nec | 4.38M | 4.85% | 4.85% | $108.45B | Nov 14, 2025 | ▲ 800.0K |
UBS GROUP AG services-specialty outpatient facilities, nec | 4.34M | 4.80% | 4.80% | $107.38B | Nov 13, 2025 | ▲ 350.5K |
SACHEM HEAD CAPITAL MANAGEMENT LP services-specialty outpatient facilities, nec | 4.21M | 4.67% | 4.67% | $104.36B | Nov 14, 2025 | — held |
STATE STREET CORP services-specialty outpatient facilities, nec | 3.19M | 3.53% | 3.53% | $78.97B | Nov 14, 2025 | ▲ 93.5K |
MAVERICK CAPITAL LTD services-specialty outpatient facilities, nec | 3.01M | 3.33% | 3.33% | $74.44B | Nov 14, 2025 | ▲ 453.3K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
30
Increased
+12.28M shares4
New Positions
first time holders13
Decreased
−2.17M shares0
Sold Out
fully exitedNet shares change (top 50)
+10.11M
+12.28M / −2.17M
Net new holders
+21
4 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
ACHC insider trading · insider activity
Source: SEC Form 4
15
Buy transactions
1
Sell transactions
15.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Fucci Michael director | May 6, 2026 | Award | 6,331 | — | — | 28.2K | Form 4 ↗ |
KELLY RALPH DAVID director | May 6, 2026 | Award | 6,331 | — | — | 26.4K | Form 4 ↗ |
Gregg Vicky B director | May 6, 2026 | Award | 6,331 | — | — | 42.6K | Form 4 ↗ |
Bernhard Jason director | May 6, 2026 | Award | 5,124 | — | — | 45.4K | Form 4 ↗ |
Bernhard Jason director | May 6, 2026 | Award | 6,331 | — | — | 40.2K | Form 4 ↗ |
GRIECO WILLIAM director | May 6, 2026 | Award | 6,331 | — | — | 96.2K | Form 4 ↗ |
Cancelmi Daniel J director | May 6, 2026 | Award | 6,331 | — | — | 13.0K | Form 4 ↗ |
Harris Patrice A director | May 6, 2026 | Award | 6,331 | — | — | 17.9K | Form 4 ↗ |
WAUD REEVE B director | May 6, 2026 | Award | 9,576 | — | — | 75.9K | Form 4 ↗ |
WAUD REEVE B director | May 6, 2026 | Award | 6,331 | — | — | 66.3K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Acadia Healthcare Company, Inc. (ACHC) is primarily owned by institutional investors, who hold approximately 100.0% of total shares outstanding. Company insiders own approximately 7.43%, while retail and public investors account for the remaining 0.00%.
The largest institutional shareholder of Acadia Healthcare Company, Inc. is BLACKROCK, INC., holding approximately 11.02 million shares — equal to 12.20% of outstanding shares — as of September 30, 2025.
A total of 287 institutional investors currently hold ACHC stock, with a combined institutional value of approximately $2.81 billion as of the most recent 13F filing period.
Frequently asked questions
ACHC ownershipAcadia Healthcare Company, Inc. (ACHC) is primarily owned by institutional investors, who hold approximately 100.0% of shares. The largest shareholder is BLACKROCK, INC. with a 12.20% stake. Company insiders hold 7.43%. Data sourced from SEC Form 13F as of September 30, 2025.