Acadia Healthcare
ACHC
296 hedge funds and large institutions have $3.1B invested in Acadia Healthcare in 2026 Q1 according to their latest regulatory filings, with 92 funds opening new positions, 86 increasing their positions, 89 reducing their positions, and 45 closing their positions.
150% more funds holding in top 10
Funds holding in top 10: 4 → 10 (+6)
104% more first-time investments, than exits
New positions opened: 92 | Existing positions closed: 45
90% more capital inflows, than outflows
Capital inflows: $810M | Capital outflows: $426M
17% more funds holding
Funds holding: 254 → 296 (+42)
11.52% more ownership
Funds ownership: 130.93% → 142.45% (+12%)
3% less repeat investments, than reductions
Existing positions increased: 86 | Existing positions reduced: 89
22% less call options, than puts
Call options by funds: $43M | Put options by funds: $54.9M
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Morgan Stanley
New York
|
+$53.6M |
| 2 |
MAK Capital One
New York
|
+$44M |
| 3 |
Carronade Capital Management
Darien,
Connecticut
|
+$42.3M |
| 4 |
Vaughan Nelson Investment Management
Houston,
Texas
|
+$33.3M |
| 5 |
P2 Capital Partners
New York
|
+$32.1M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Wellington Management Group
Boston,
Massachusetts
|
-$48.9M |
| 2 |
Goldman Sachs
New York
|
-$45M |
| 3 |
Khrom Capital Management
Miami Beach,
Florida
|
-$39M |
| 4 |
Invenomic Capital Management
Boston,
Massachusetts
|
-$38.6M |
| 5 |
Walleye Capital
New York
|
-$30.2M |
ACHC Hedge Fund Activity: Q1 2026 in Review
296 of the 8,217 institutional investors tracked by Wall St. Rank reported a position in Acadia Healthcare (ACHC) for Q1 2026, worth a combined $3.1B — up 80% from $1.73B a quarter earlier.
Buyers outnumbered sellers: 92 funds opened new ACHC positions and 45 closed out — a net gain of 47 holders — while 86 added to existing stakes and 89 trimmed.
The largest buyer was Morgan Stanley, adding an estimated $53.6M. The largest seller was Wellington Management Group, cutting an estimated $48.9M.
- 296 institutional investors held Acadia Healthcare (ACHC) as of Q1 2026, up from 254 in Q4 2025.
- Funds reported $3.1B of Acadia Healthcare stock for Q1 2026, up 80% quarter-over-quarter.
- 92 funds opened new Acadia Healthcare positions in Q1 2026 and 45 closed out, a net change of +47 holders.
- The largest Acadia Healthcare buyer in Q1 2026 was Morgan Stanley, an estimated $53.6M added.
- The largest Acadia Healthcare seller in Q1 2026 was Wellington Management Group, an estimated $48.9M sold.
Based on aggregated 13F filings for Q1 2026.