Amgen
AMGN
2,927 hedge funds and large institutions have $133B invested in Amgen in 2025 Q1 according to their latest regulatory filings, with 249 funds opening new positions, 1,134 increasing their positions, 1,184 reducing their positions, and 132 closing their positions.
100% more funds holding in top 10
Funds holding in top 10: 37 → 74 (+37)
89% more first-time investments, than exits
New positions opened: 249 | Existing positions closed: 132
19% more capital invested
Capital invested by funds: $112B → $133B (+$21.6B)
2% more funds holding
Funds holding: 2,856 → 2,927 (+71)
1.97% more ownership
Funds ownership: 77.85% → 79.82% (+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: 1,134 | Existing positions reduced: 1,184
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
2,927 of the 7,459 institutional investors tracked by Wall St. Rank reported a position in Amgen (AMGN) for Q1 2025, worth a combined $133B — up 19% from $112B a quarter earlier.
Buyers outnumbered sellers: 249 funds opened new AMGN positions and 132 closed out — a net gain of 117 holders — while 1,134 added to existing stakes and 1,184 trimmed.
The largest buyer was Capital World Investors, adding an estimated $3.01B. The largest seller was Boston Partners, cutting an estimated $431M.
- 2,927 institutional investors held Amgen (AMGN) as of Q1 2025, up from 2,856 in Q4 2024.
- Funds reported $133B of Amgen stock for Q1 2025, up 19% quarter-over-quarter.
- 249 funds opened new Amgen positions in Q1 2025 and 132 closed out, a net change of +117 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.