Acadia Healthcare Company, Inc. (ACHC) shareholders
ACHCNasdaqServices-Specialty Outpatient Facilities, NECFiscal year ends December 31
Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Nov 4, 2026Score 7/3046% below fair value
$37.78−0.03 (-0.08%)
Close on Nov 13, 2026Market cap $3.52BP/E –Yield –
Ownership
Institutional holdings as of Jun 30, 2026, from 13F filings
Held by institutions
100.0%
135M of 93M shares
Institutional holders
313
69 new, 47 sold out
Net institutional buying
2M
In Q2 2026
Insider trades, 12 months
0 buys · 0 sales
Open-market trades only
Shares held by institutions
Holders of more than 5%
Latest Schedule 13D (active) or 13G (passive) filed by each holder
| Holder | Shares | % of class | Filing | As of |
|---|---|---|---|---|
| BlackRock, Inc. | 13,831,925 | 15.00% | 13G (passive) amendment | Jun 30, 2026 |
| Wellington Management Company LLP Joint filing with Wellington Management Group LLP (10.20%), Wellington Group Holdings LLP (10.20%) and 1 more | 9,423,548 | 9.90% | 13G (passive) amendment | Sep 30, 2025 |
| Wellington Investment Advisors Holdings LLP Joint filing with Wellington Management Group LLP (9.90%), Wellington Group Holdings LLP (9.90%) and 1 more | 9,072,942 | 9.90% | 13G (passive) amendment | Mar 31, 2026 |
| Wellington Group Holdings LLP Joint filing with Wellington Management Group LLP (6.20%), Wellington Investment Advisors Holdings LLP (6.20%) and 1 more | 5,726,246 | 6.20% | 13G (passive) amendment | Jun 30, 2026 |
| Vanguard Portfolio Management | 5,079,563 | 5.51% | 13G (passive) | Mar 31, 2026 |
| FMR LLC Joint filing with Abigail P. Johnson (5.50%) | 5,015,727 | 5.50% | 13G (passive) amendment | Jun 30, 2026 |
| Vanguard Capital Management | 4,838,637 | 5.25% | 13G (passive) | Mar 31, 2026 |
| Goldman Sachs & Co. LLC Joint filing with The Goldman Sachs Group, Inc. (5.10%) | 4,707,486 | 5.10% | 13G (passive) | Dec 31, 2025 |
| Dimensional Fund Advisors LP | 4,698,457 | 5.00% | 13G (passive) | Sep 30, 2026 |
Top institutional holders
13F holdings as of Jun 30, 2026
| Holder | Shares | % of ACHC | Value | Change | % of portfolio |
|---|---|---|---|---|---|
| BlackRock, Inc. | 14,957,168 | 16.07% | $441.69M | +3,270,779 | 0.01% |
| Wellington Management Group Llp | 5,726,246 | 6.15% | $169.10M | −3,346,696 | 0.03% |
| Vanguard Portfolio Management LLC | 5,369,461 | 5.77% | $158.56M | +308,023 | 0.01% |
| FMR LLC | 5,015,727 | 5.39% | $148.11M | −1,851,951 | 0.01% |
| Carronade Capital Management, LP | 4,762,635 | 5.12% | $140.64M | +2,425,399 | 2.44% |
| Morgan Stanley | 4,534,269 | 4.87% | $133.90M | +43,202 | 0.01% |
| Deerfield Management Company, L.P. (Series C) | 4,520,000 | 4.85% | $133.48M | – | 1.39% |
| DME Capital Management, LP | 4,400,641 | 4.73% | $129.95M | −117,740 | 3.32% |
| Farallon Capital Management LLC | 4,220,800 | 4.53% | $124.64M | +2,484,000 | 0.58% |
| Abrams Bison Investments, LLC | 4,165,000 | 4.47% | $122.99M | −215,000 | 6.00% |
| UBS Group AG | 4,044,500 | 4.34% | $119.43M | +1,210,638 | 0.02% |
| Dimensional Fund Advisors LP | 4,013,718 | 4.31% | $118.51M | +1,431,971 | 0.02% |
| Vanguard Capital Management LLC | 4,010,582 | 4.31% | $118.43M | −144,219 | 0.00% |
| State Street Corp | 3,893,124 | 4.18% | $114.81M | +674,373 | 0.00% |
| Jefferies Financial Group Inc. | 3,605,067 | 3.87% | $106.46M | −6,816 | 0.70% |
| American Century Companies Inc | 2,908,887 | 3.12% | $85.90M | +2,390,281 | 0.04% |
| Goldman Sachs Group Inc | 2,872,128 | 3.08% | $84.81M | +631,700 | 0.01% |
| Citadel Advisors LLC | 2,665,603 | 2.86% | $78.72M | −50,822 | 0.01% |
| Geode Capital Management, LLC | 2,465,247 | 2.65% | $72.81M | +803,966 | 0.00% |
| Mak Capital One LLC | 2,432,962 | 2.61% | $71.85M | – | 10.07% |
Institutional buying and selling by quarter
Positions opened, added to, reduced and closed by 13F filers
| Quarter | Holders | Shares held | % of shares | New / added | Reduced / closed | Shares bought | Shares sold |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 313 | 135M | 100.0% | 69 / 94 | 99 / 47 | 29M | 27M |
| Q1 2026 | 295 | 133M | 100.0% | 91 / 86 | 89 / 44 | 45M | 24M |
| Q4 2025 | 254 | 122M | 100.0% | 60 / 81 | 89 / 72 | 33M | 25M |
| Q3 2025 | 270 | 114M | 100.0% | 42 / 101 | 95 / 64 | 20M | 13M |
| Q2 2025 | 293 | 106M | 100.0% | 54 / 134 | 77 / 51 | 24M | 18M |
| Q1 2025 | 292 | 100M | 100.0% | 47 / 115 | 99 / 58 | 23M | 23M |
| Q4 2024 | 306 | 100M | 100.0% | 76 / 113 | 90 / 79 | 25M | 26M |
| Q3 2024 | 312 | 101M | 100.0% | 53 / 116 | 109 / 43 | 19M | 8M |
| Q2 2024 | 305 | 99M | 100.0% | 44 / 103 | 132 / 57 | 13M | 11M |
| Q1 2024 | 321 | 97M | 100.0% | 44 / 125 | 109 / 34 | 6M | 5M |
| Q4 2023 | 313 | 96M | 100.0% | 59 / 104 | 114 / 35 | 10M | 5M |
| Q3 2023 | 293 | 91M | 98.2% | 45 / 87 | 124 / 29 | 3M | 5M |
Top mutual fund and ETF holders
Latest monthly portfolio reports (Form N-PORT)
315 funds held ACHC in Q2 2026, 48% of their shares through ETFs. Each fund counts once per quarter, from its quarter-end report.
| Fund | Shares | % of ACHC | Value | % of fund | As of |
|---|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 5,541,566 | 5.95% | $163.64M | 0.15% | Jun 30, 2026 |
| Vanguard Total Stock Market Index Fund | 2,779,857 | 2.99% | $82.09M | 0.00% | Jun 30, 2026 |
| Avantis U.S. Small Cap Value ETF | 2,457,625 | 2.64% | $57.02M | 0.21% | May 31, 2026 |
| iShares Russell 2000 ETF | 2,414,494 | 2.59% | $71.30M | 0.09% | Jun 30, 2026 |
| Fidelity Value Fund | 2,063,300 | 2.22% | $61.11M | 0.58% | Jul 31, 2026 |
| Vanguard Small-Cap Index Fund | 2,002,253 | 2.15% | $59.13M | 0.03% | Jun 30, 2026 |
| Vanguard Small-Cap Value Index Fund | 1,269,269 | 1.36% | $37.48M | 0.06% | Jun 30, 2026 |
| Vanguard Extended Market Index Fund | 1,056,276 | 1.13% | $31.19M | 0.03% | Jun 30, 2026 |
| Fidelity Small Cap Index Fund | 1,017,606 | 1.09% | $30.14M | 0.09% | Jul 31, 2026 |
| U.S. Small Cap Value Portfolio | 986,236 | 1.06% | $29.21M | 0.15% | Jul 31, 2026 |
| iShares Russell 2000 Value ETF | 873,580 | 0.94% | $25.80M | 0.18% | Jun 30, 2026 |
| Schwab Fundamental U.S. Small Company ETF | 856,319 | 0.92% | $19.87M | 0.22% | May 31, 2026 |
| State Street(R) SPDR(R) Portfolio S&P 600(TM) Small Cap ETF | 845,852 | 0.91% | $24.98M | 0.15% | Jun 30, 2026 |
| iShares S&P Small-Cap 600 Value ETF | 791,785 | 0.85% | $23.38M | 0.29% | Jun 30, 2026 |
| Vanguard Tax-Managed Small-Cap Fund | 715,290 | 0.77% | $21.12M | 0.18% | Jun 30, 2026 |
Officers, directors and major owners
People who filed Forms 3, 4 or 5 in the last two years
| Name | Role | Shares owned | % of shares | Latest filing |
|---|---|---|---|---|
| Debra K. Osteen | Chief Executive Officer, Director | 3,765 | 0.00% | Jan 21, 2026 |
| Christopher H. Hunter | Chief Executive Officer, Director | 258,530 | 0.28% | Jun 27, 2025 |
| Brian Farley | EVP, CLAO and Secretary | 135,982 | 0.15% | Jul 27, 2026 |
| David M. Duckworth | Interim CFO | 750 | 0.00% | May 11, 2026 |
| Todd S. Young | Chief Financial Officer | 107,244 | 0.12% | Apr 13, 2026 |
| Nasser Khan | Chief Operating Officer | 55,023 | 0.06% | Oct 1, 2025 |
| Timothy August Sides | Interim CFO | 30,661 | 0.03% | Aug 25, 2025 |
| Heather Brianne Dixon | Chief Financial Officer | 118,581 | 0.13% | Jul 29, 2025 |
| E. Perot Bissell | Director | 51,986 | 0.06% | May 8, 2026 |
| Vicky B. Gregg | Director | 42,628 | 0.05% | May 8, 2026 |
| Reeve B. Waud | Director | 719,298 | 0.77% | May 8, 2026 |
| Jason Bernhard | Director | 40,235 | 0.04% | May 8, 2026 |
| Michael Fucci | Director | 28,152 | 0.03% | May 8, 2026 |
| Patrice A. Harris | Director | 17,914 | 0.02% | May 8, 2026 |
| Ralph David Kelly | Director | 26,358 | 0.03% | May 8, 2026 |
| Daniel J. Cancelmi | Director | 12,956 | 0.01% | May 8, 2026 |
| William Grieco | Director | 96,212 | 0.10% | May 8, 2026 |
| Wade D. Miquelon | Director | 55,520 | 0.06% | May 30, 2025 |
Insider trades
Common stock transactions reported on Form 4, newest first
| Insider | Date | Transaction | Shares | Price | Value | Shares after |
|---|---|---|---|---|---|---|
| Brian Farley EVP, CLAO and Secretary | Jul 26, 2026 | Tax withholding | −1,770 | $34.51 | $61.08K | 135,982 |
| Brian Farley EVP, CLAO and Secretary | Jun 26, 2026 | Tax withholding | −1,370 | $26.24 | $35.95K | 137,752 |
| Reeve B. Waud Director | May 6, 2026 | Award | +6,331 | – | – | 66,283 |
| Reeve B. Waud Director | May 6, 2026 | Award | +9,576 | – | – | 75,859 |
| Patrice A. Harris Director | May 6, 2026 | Award | +6,331 | – | – | 17,914 |
| Daniel J. Cancelmi Director | May 6, 2026 | Award | +6,331 | – | – | 12,956 |
| Vicky B. Gregg Director | May 6, 2026 | Award | +6,331 | – | – | 42,628 |
| Ralph David Kelly Director | May 6, 2026 | Award | +6,331 | – | – | 26,358 |
| Michael Fucci Director | May 6, 2026 | Award | +6,331 | – | – | 28,152 |
| E. Perot Bissell Director | May 6, 2026 | Award | +6,331 | – | – | 51,986 |
| E. Perot Bissell Director | May 6, 2026 | Award | +5,500 | – | – | 57,486 |
| William Grieco Director | May 6, 2026 | Award | +6,331 | – | – | 96,212 |
| Jason Bernhard Director | May 6, 2026 | Award | +6,331 | – | – | 40,235 |
| Jason Bernhard Director | May 6, 2026 | Award | +5,124 | – | – | 45,359 |
| Brian Farley EVP, CLAO and Secretary | May 5, 2026 | Tax withholding | −5,063 | $27.69 | $140.19K | 139,122 |
| Brian Farley EVP, CLAO and Secretary | Apr 28, 2026 | Award | +37,510 | – | – | 144,185 |
| Todd S. Young Chief Financial Officer | Apr 10, 2026 | Award | +58,799 | – | – | 107,244 |
| Brian Farley EVP, GC and Secretary | Apr 10, 2026 | Award | +37,510 | – | – | 106,675 |
| Daniel J. Cancelmi Director | Mar 12, 2026 | Award | +6,625 | – | – | 6,625 |
| Brian Farley EVP, GC and Secretary | Feb 27, 2026 | Tax withholding | −1,915 | $22.29 | $42.69K | 69,165 |
| Todd S. Young Chief Financial Officer | Oct 27, 2025 | Award | +48,445 | – | – | 48,445 |
| Nasser Khan Chief Operating Officer | Sep 30, 2025 | Tax withholding | −973 | $24.54 | $23.88K | 55,023 |
| Brian Farley EVP, GC and Secretary | Jul 26, 2025 | Tax withholding | −1,095 | $22.26 | $24.37K | 71,080 |
| Heather Brianne Dixon Chief Financial Officer | Jul 25, 2025 | Tax withholding | −2,410 | $21.74 | $52.39K | 118,581 |
| Brian Farley EVP, GC and Secretary | Jun 26, 2025 | Tax withholding | −847 | $20.94 | $17.74K | 72,175 |
| Christopher H. Hunter Chief Executive Officer, Director | Jun 26, 2025 | Tax withholding | −5,464 | $20.94 | $114.42K | 258,530 |
| Heather Brianne Dixon Chief Financial Officer | Jun 26, 2025 | Tax withholding | −1,508 | $20.94 | $31.58K | 120,991 |
| Wade D. Miquelon Director | May 29, 2025 | Award | +7,032 | – | – | 55,520 |
| William Grieco Director | May 29, 2025 | Award | +7,032 | – | – | 85,486 |
| William Grieco Director | May 29, 2025 | Award | +4,395 | – | – | 89,881 |
| Michael Fucci Director | May 29, 2025 | Award | +7,032 | – | – | 21,821 |
| Jason Bernhard Director | May 29, 2025 | Award | +7,032 | – | – | 29,421 |
| Jason Bernhard Director | May 29, 2025 | Award | +4,483 | – | – | 33,904 |
| Reeve B. Waud Director | May 29, 2025 | Award | +7,032 | – | – | 49,315 |
| Reeve B. Waud Director | May 29, 2025 | Award | +10,637 | – | – | 59,952 |
| Patrice A. Harris Director | May 29, 2025 | Award | +7,032 | – | – | 11,583 |
| Vicky B. Gregg Director | May 29, 2025 | Award | +7,032 | – | – | 36,297 |
| E. Perot Bissell Director | May 29, 2025 | Award | +7,032 | – | – | 45,655 |
| Ralph David Kelly Director | May 29, 2025 | Award | +4,923 | – | – | 20,027 |
| Ralph David Kelly Director | May 29, 2025 | Award | +7,032 | – | – | 15,104 |
| Christopher H. Hunter Chief Executive Officer, Director | May 9, 2025 | Tax withholding | −1,889 | $24.22 | $45.75K | 263,994 |
| Heather Brianne Dixon Chief Financial Officer | May 5, 2025 | Award | +43,823 | – | – | 122,499 |
| Brian Farley EVP, GC and Secretary | May 5, 2025 | Award | +38,606 | – | – | 73,022 |
| Christopher H. Hunter Chief Executive Officer, Director | May 5, 2025 | Award | +115,818 | – | – | 247,102 |
| Christopher H. Hunter Chief Executive Officer, Director | May 5, 2025 | Award | +18,781 | – | – | 265,883 |
| Nasser Khan Chief Operating Officer | May 5, 2025 | Award | +30,676 | – | – | 55,996 |
| Christopher H. Hunter Chief Executive Officer, Director | Apr 11, 2025 | Tax withholding | −1,477 | $27.08 | $40.00K | 131,284 |
| Nasser Khan Chief Operating Officer | Mar 1, 2025 | Tax withholding | −226 | $29.98 | $6.78K | 25,320 |
| Christopher H. Hunter Chief Executive Officer, Director | Feb 27, 2025 | Tax withholding | −16,995 | $40.26 | $684.22K | 132,761 |
| Christopher H. Hunter Chief Executive Officer, Director | Feb 27, 2025 | Award | +6,672 | – | – | 136,632 |
| Christopher H. Hunter Chief Executive Officer, Director | Feb 27, 2025 | Award | +13,124 | – | – | 149,756 |
| Heather Brianne Dixon Chief Financial Officer | Feb 27, 2025 | Award | +11,659 | – | – | 78,676 |
| Brian Farley EVP, GC and Secretary | Feb 27, 2025 | Award | +2,530 | – | – | 34,416 |
| Nasser Khan Chief Operating Officer | Nov 7, 2024 | Tax withholding | −405 | $42.49 | $17.21K | 25,546 |
| Nasser Khan Chief Operating Officer | Sep 30, 2024 | Tax withholding | −730 | $63.28 | $46.19K | 25,951 |
| Brian Farley EVP, GC and Secretary | Jul 26, 2024 | Tax withholding | −1,239 | $65.06 | $80.61K | 31,886 |
| Heather Brianne Dixon Chief Financial Officer | Jul 25, 2024 | Tax withholding | −2,902 | $66.28 | $192.34K | 67,017 |
| Heather Brianne Dixon Chief Financial Officer | Jun 26, 2024 | Award | +15,447 | – | – | 69,919 |
| Christopher H. Hunter Chief Executive Officer, Director | Jun 26, 2024 | Award | +37,516 | – | – | 129,960 |
| Brian Farley EVP , GC and Secretary | Jun 26, 2024 | Award | +10,445 | – | – | 33,125 |
Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.
Short interest
Shares sold short and not yet bought back, as of Oct 30, 2026 (FINRA, reported twice a month)
Short % of float
20.76%
19M shares short
Days to cover
11.2
At 2M shares a day
Change since last report
-9.5%
From 21M shares
Short volume, 20 days
41.1%
Of volume reported to FINRA
Shares sold short, last 12 months
Short sale volume counts trades marked short on any given day, including market-maker hedging, so it runs far higher than the share of Acadia Healthcare's stock actually held short. Settlement fails (shares not delivered on time) peaked at 8,370 shares on Sep 22, 2026 over the last 90 days.
Planned insider sales
Notices of proposed sale filed on Form 144 before shares are sold
| Seller | Filed | Shares | Market value | Planned sale | Acquired through |
|---|---|---|---|---|---|
| John S. Hollinsworth Officer | Aug 30, 2024 | 20,000 | $1.06M | Aug 30, 2024 | Stock Option |
| John S. Hollinsworth Officer | Aug 29, 2024 | 10,000 | $812.07K | Aug 29, 2024 | Stock Option |
| John S. Hollinsworth Officer | Aug 8, 2024 | 5,000 | $357.83K | Aug 8, 2024 | Stock Plan Activity |
| Wade D. Miquelon Director | Mar 8, 2024 | 2,203 | $188.00K | Mar 5, 2024 | RSU Grants |
| Vicky B. Gregg Officer | Mar 4, 2024 | 2,500 | $213.82K | Mar 4, 2024 | Stock Plan Activity |
| John S. Hollinsworth Officer | Nov 15, 2023 | 47,500 | $3.53M | Nov 15, 2023 | Stock Option |
| John S. Hollinsworth Officer | Nov 14, 2023 | 45,000 | $3.32M | Nov 14, 2023 | Stock Option |
| John S. Hollinsworth Officer | Nov 13, 2023 | 20,000 | $1.46M | Nov 10, 2023 | Stock Option |
| John S. Hollinsworth Officer | Nov 13, 2023 | 12,500 | $931.24K | Nov 8, 2023 | Stock Option |
| John S. Hollinsworth Officer | Nov 13, 2023 | 20,000 | $1.46M | Nov 10, 2023 | Stock Option |
| John S. Hollinsworth Officer | Nov 8, 2023 | 12,500 | $931.24K | Nov 8, 2023 | Stock Option |
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