Amgen
AMGN
2,933 hedge funds and large institutions have $134B invested in Amgen in 2025 Q1 according to their latest regulatory filings, with 249 funds opening new positions, 1,138 increasing their positions, 1,186 reducing their positions, and 131 closing their positions.
100% more funds holding in top 10
Funds holding in top 10: 37 → 74 (+37)
90% more first-time investments, than exits
New positions opened: 249 | Existing positions closed: 131
23% more capital invested
Capital invested by funds: $109B → $134B (+$24.6B)
3% more funds holding
Funds holding: 2,860 → 2,933 (+73)
1.98% more ownership
Funds ownership: 77.85% → 79.83% (+2%)
8% more call options, than puts
Call options by funds: $2.74B | Put options by funds: $2.55B
4% less repeat investments, than reductions
Existing positions increased: 1,138 | Existing positions reduced: 1,186
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Capital World Investors
Los Angeles,
California
|
+$3.01B |
| 2 |
Capital International Investors
Los Angeles,
California
|
+$863M |
| 3 |
Morgan Stanley
New York
|
+$494M |
| 4 |
Pacer Advisors
Malvern,
Pennsylvania
|
+$440M |
| 5 |
JP Morgan Chase
New York
|
+$382M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Boston Partners
Boston,
Massachusetts
|
-$431M |
| 2 |
Qube Research & Technologies (QRT)
London,
United Kingdom
|
-$322M |
| 3 |
Charles Schwab
San Francisco,
California
|
-$295M |
| 4 |
D.E. Shaw & Co
New York
|
-$211M |
| 5 |
Amundi
Paris,
France
|
-$199M |
AMGN Hedge Fund Activity: Q1 2025 in Review
2,933 of the 7,472 institutional investors tracked by Wall St. Rank reported a position in Amgen (AMGN) for Q1 2025, worth a combined $134B — up 23% from $109B a quarter earlier.
Buyers outnumbered sellers: 249 funds opened new AMGN positions and 131 closed out — a net gain of 118 holders — while 1,138 added to existing stakes and 1,186 trimmed.
The largest buyer was Capital World Investors, adding an estimated $3.01B. The largest seller was Boston Partners, cutting an estimated $431M.
- 2,933 institutional investors held Amgen (AMGN) as of Q1 2025, up from 2,860 in Q4 2024.
- Funds reported $134B of Amgen stock for Q1 2025, up 23% quarter-over-quarter.
- 249 funds opened new Amgen positions in Q1 2025 and 131 closed out, a net change of +118 holders.
- The largest Amgen buyer in Q1 2025 was Capital World Investors, an estimated $3.01B added.
- The largest Amgen seller in Q1 2025 was Boston Partners, an estimated $431M sold.
Based on aggregated 13F filings for Q1 2025.