Alkermes
ALKS
371 hedge funds and large institutions have $5.69B invested in Alkermes in 2025 Q1 according to their latest regulatory filings, with 61 funds opening new positions, 128 increasing their positions, 133 reducing their positions, and 29 closing their positions.
110% more first-time investments, than exits
New positions opened: 61 | Existing positions closed: 29
18% more capital invested
Capital invested by funds: $4.81B → $5.69B (+$874M)
8% more funds holding
Funds holding: 343 → 371 (+28)
2.5% more ownership
Funds ownership: 103.45% → 105.95% (+2.5%)
4% less repeat investments, than reductions
Existing positions increased: 128 | Existing positions reduced: 133
14% less funds holding in top 10
Funds holding in top 10: 7 → 6 (-1)
46% less call options, than puts
Call options by funds: $7.68M | Put options by funds: $14.3M
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
JP Morgan Chase
New York
|
+$142M |
| 2 |
UBS Group
Zurich,
Switzerland
|
+$88.8M |
| 3 |
Holocene Advisors
New York
|
+$62.5M |
| 4 |
FCM
Farallon Capital Management
San Francisco,
California
|
+$45.3M |
| 5 |
Fidelity Investments
Boston,
Massachusetts
|
+$43.4M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Wellington Management Group
Boston,
Massachusetts
|
-$128M |
| 2 |
Pacer Advisors
Malvern,
Pennsylvania
|
-$83.9M |
| 3 |
CCM
Camber Capital Management
Boston,
Massachusetts
|
-$43.1M |
| 4 |
State Street
Boston,
Massachusetts
|
-$25.8M |
| 5 |
SI
Sofinnova Investments
Menlo Park,
California
|
-$25.7M |
ALKS Hedge Fund Activity: Q1 2025 in Review
371 of the 7,457 institutional investors tracked by Wall St. Rank reported a position in Alkermes (ALKS) for Q1 2025, worth a combined $5.69B — up 18% from $4.81B a quarter earlier.
Buyers outnumbered sellers: 61 funds opened new ALKS positions and 29 closed out — a net gain of 32 holders — while 128 added to existing stakes and 133 trimmed.
The largest buyer was JP Morgan Chase, adding an estimated $142M. The largest seller was Wellington Management Group, cutting an estimated $128M.
- 371 institutional investors held Alkermes (ALKS) as of Q1 2025, up from 343 in Q4 2024.
- Funds reported $5.69B of Alkermes stock for Q1 2025, up 18% quarter-over-quarter.
- 61 funds opened new Alkermes positions in Q1 2025 and 29 closed out, a net change of +32 holders.
- The largest Alkermes buyer in Q1 2025 was JP Morgan Chase, an estimated $142M added.
- The largest Alkermes seller in Q1 2025 was Wellington Management Group, an estimated $128M sold.
Based on aggregated 13F filings for Q1 2025.