Ticker · CUSIP 031162100
Holders (tracked)
27
Combined shares
13,076,198
Combined value
$4.28B
Last close
$349.39
Quarter
2025Q4
Tracked holders · last 8 quarters
+5 vs previous quarter over the last 8.
Price is +6.7% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
30 events
- T. Rowe Price trimmed2026-02-17−11,823 shares · 2025Q4Position
- AQR Capital Management added2026-02-17+12,743 shares · 2025Q4Position
- Ken Griffin (Citadel Advisors) trimmed2026-02-17−30,868 shares · 2025Q4Position
- D.E. Shaw & Co. trimmed2026-02-17−99,882 shares · 2025Q4Position
- Wellington Management added2026-02-17+173,250 shares · 2025Q4Position
- Two Sigma Investments added2026-02-17+623,963 shares · 2025Q4Position
- +39,000 shares · 2025Q4Position
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−77,296 shares · 2025Q4Position
- Steve Cohen (Point72) opened position2026-02-17+11,200 shares · 2025Q4Position
- −8,275 shares · 2025Q4Position
- Renaissance Technologies exited2026-02-12−167,245 shares · 2025Q4Position
- Cathie Wood (ARK Invest) trimmed2026-02-11−1,907 shares · 2025Q4Position
- Norges Bank (Norway SWF) opened position2026-02-10+6,611,965 shares · 2025Q4Position
- Bill Smead (Smead Capital) trimmed2026-02-09−55,588 shares · 2025Q4Position
- Ken Fisher (Fisher Asset Mgmt) added2026-02-09+118,273 shares · 2025Q4Position
- Mario Gabelli (GAMCO) trimmed2026-02-05−120 shares · 2025Q4Position
- −57,091 shares · 2025Q3Position
- AQR Capital Management trimmed2025-11-14−63,476 shares · 2025Q3Position
- Izzy Englander (Millennium Mgmt) added2025-11-14+110,847 shares · 2025Q3Position
- Two Sigma Investments added2025-11-14+73,182 shares · 2025Q3Position
- D.E. Shaw & Co. trimmed2025-11-14−496,222 shares · 2025Q3Position
- T. Rowe Price trimmed2025-11-14−86,945 shares · 2025Q3Position
- Wellington Management trimmed2025-11-14−46,504 shares · 2025Q3Position
- Dodge & Cox trimmed2025-11-13−315 shares · 2025Q3Position
- Ray Dalio (Bridgewater Associates) added2025-11-13+3,860 shares · 2025Q3Position
- Renaissance Technologies trimmed2025-11-13−110,055 shares · 2025Q3Position
- Norges Bank (Norway SWF) exited2025-11-13−5,958,689 shares · 2025Q3Position
- Jeremy Grantham (GMO) added2025-11-13+397 shares · 2025Q3Position
- Cathie Wood (ARK Invest) trimmed2025-11-12−10,668 shares · 2025Q3Position
- Mario Gabelli (GAMCO) trimmed2025-11-12−545 shares · 2025Q3Position
Insider activity
No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of AMGN…
Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.
| Investor | First in | Cost basis | Return | Position value today |
|---|---|---|---|---|
| Dodge & Cox | 2016Q1 | $151.36 | +130.8% | $4.7M |
| Norges Bank (Norway SWF) | 2016Q1 | $215.75 | +61.9% | $2.31B |
| Bill Smead (Smead Capital) | 2016Q3 | $225.14 | +55.2% | $280.1M |
| Mario Gabelli (GAMCO) | 2016Q1 | $227.77 | +53.4% | $1.8M |
| Jeremy Grantham (GMO) | 2016Q1 | $228.57 | +52.9% | $1.6M |
| T. Rowe Price | 2016Q1 | $262.76 | +33.0% | $364.7M |
| Ken Fisher (Fisher Asset Mgmt) | 2016Q1 | $276.21 | +26.5% | $315.7M |
| Ray Dalio (Bridgewater Associates) | 2016Q2 | $280.22 | +24.7% | $1.1M |
| Paul Tudor Jones (Tudor Investment) | 2016Q1 | $281.01 | +24.3% | $6.5M |
| Paul Tudor Jones (Tudor Investment) | 2016Q1 | $281.01 | +24.3% | $6.5M |
| Ken Griffin (Citadel Advisors) | 2016Q1 | $281.93 | +23.9% | $41.9M |
| Ken Griffin (Citadel Advisors) | 2016Q1 | $281.93 | +23.9% | $41.9M |
| Ken Griffin (Citadel Advisors) | 2016Q1 | $281.93 | +23.9% | $41.9M |
| AQR Capital Management | 2016Q1 | $283.73 | +23.1% | $76.4M |
| Cathie Wood (ARK Invest) | 2024Q1 | $293.71 | +19.0% | $15.8M |
| Steve Cohen (Point72) | 2017Q1 | $299.97 | +16.5% | $1.6M |
| Steve Cohen (Point72) | 2017Q1 | $299.97 | +16.5% | $1.6M |
| Wellington Management | 2016Q1 | $301.52 | +15.9% | $94.4M |
| Izzy Englander (Millennium Mgmt) | 2016Q1 | $318.60 | +9.7% | $81.9M |
| Izzy Englander (Millennium Mgmt) | 2016Q1 | $318.60 | +9.7% | $81.9M |
| Izzy Englander (Millennium Mgmt) | 2016Q1 | $318.60 | +9.7% | $81.9M |
| D.E. Shaw & Co. | 2016Q1 | $322.05 | +8.5% | $42.2M |
| D.E. Shaw & Co. | 2016Q1 | $322.05 | +8.5% | $42.2M |
| D.E. Shaw & Co. | 2016Q1 | $322.05 | +8.5% | $42.2M |
| Two Sigma Investments | 2016Q1 | $327.25 | +6.8% | $4.9M |
| Two Sigma Investments | 2016Q1 | $327.25 | +6.8% | $4.9M |
| Two Sigma Investments | 2016Q1 | $327.25 | +6.8% | $4.9M |
Who moved on this name in 2025Q4
Position changes reported for the latest quarter, grouped by direction.
New positions3
- Norges Bank (Norway SWF)+6,611,965$2.16B
- Paul Tudor Jones (Tudor Investment)+39,000$12.8M
- Steve Cohen (Point72)+11,200$3.7M
Added to4
- Two Sigma Investments+623,963$204.2M
- Wellington Management+173,250$56.7M
- Ken Fisher (Fisher Asset Mgmt)+118,273$38.7M
- AQR Capital Management+12,743$4.2M
Trimmed8
- D.E. Shaw & Co.−99,882$32.7M
- Izzy Englander (Millennium Mgmt)−77,296$25.3M
- Bill Smead (Smead Capital)−55,588$18.2M
- Ken Griffin (Citadel Advisors)−30,868$10.1M
- Ray Dalio (Bridgewater Associates)−8,275$2.7M
- Cathie Wood (ARK Invest)−1,907$624K
- Mario Gabelli (GAMCO)−120$39K
- T. Rowe Price−11,823$4K
Exited1
- Renaissance Technologies−167,245$47.2M
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 23 | $784.56B |
| 2022Q2 | 22 | $704.95B |
| 2022Q3 | 20 | $13.67B |
| 2022Q4 | 20 | $17.16B |
| 2023Q1 | 22 | $15.95B |
| 2023Q2 | 23 | $14.63B |
| 2023Q3 | 22 | $18.03B |
| 2023Q4 | 16 | $18.81B |
| 2024Q1 | 20 | $17.81B |
| 2024Q2 | 24 | $19.66B |
| 2024Q3 | 24 | $5.12B |
| 2024Q4 | 24 | $4.63B |
| 2025Q1 | 24 | $2.97B |
| 2025Q2 | 25 | $3.74B |
| 2025Q3 | 22 | $1.89B |
| 2025Q4 | 27 | $4.28B |
Congress members trading this stock
| Date | Member | Type | Amount range | Filing |
|---|---|---|---|---|
| 2026-02-26 | David J. Taylor | Sell | $1K – $15K | PDF ↗ |
| 2026-01-29 | David J. Taylor | Sell | $1K – $15K | PDF ↗ |
| 2026-01-16 | David J. Taylor | Buy | $1K – $15K | PDF ↗ |
| 2025-12-03 | David J. Taylor | Sell | $1K – $15K | PDF ↗ |
| 2025-12-03 | David J. Taylor | Sell | $1K – $15K | PDF ↗ |
| 2025-10-24 | Marjorie Taylor Greene | Buy | $1K – $15K | PDF ↗ |
| 2025-09-25 | Lisa McClain | Sell | $1K – $15K | PDF ↗ |
| 2025-09-11 | Marjorie Taylor Greene | Buy | $1K – $15K | PDF ↗ |
| 2025-06-24 | Lisa McClain | Buy | $1K – $15K | PDF ↗ |
| 2025-06-06 | Cliff Bentz | Buy | $1K – $15K | PDF ↗ |
| 2025-05-14 | Marjorie Taylor Greene | Buy | $1K – $15K | PDF ↗ |
| 2025-05-05 | Marjorie Taylor Greene | Buy | $1K – $15K | PDF ↗ |
Who owns AMGN
27 super-investors · 2025Q4
Tracked stake
13.08M
shares
Combined value
$4.28B
% of shares outstanding
—
shares-out unknown
Quarter action mix
New5Added6Trim14Held2
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Norges Bank Norway SWF | 6.61M | $2.16B |
| 2 | T. Rowe Price | 1.04M | $342M |
| 3 | Ken Fisher Fisher Asset Mgmt | 903.6K | $296M |
| 4 | Ken Griffin Citadel Advisors | 818.0K | $268M |
| 5 | Bill Smead Smead Capital | 801.8K | $262M |
| 6 | Ken Griffin Citadel Advisors | 765.6K | $251M |
| 7 | Two Sigma Investments | 700.4K | $229M |
| 8 | Wellington Management | 270.2K | $88M |
| 9 | Izzy Englander Millennium Mgmt | 234.5K | $77M |
| 10 | AQR Capital Management | 218.5K | $72M |
| 11 | Izzy Englander Millennium Mgmt | 211.2K | $69M |
| 12 | D.E. Shaw & Co. | 120.9K | $40M |
| 13 | Ken Griffin Citadel Advisors | 120.0K | $39M |
| 14 | Izzy Englander Millennium Mgmt | 67.6K | $22M |
| 15 | Cathie Wood ARK Invest | 45.4K | $15M |
| 16 | D.E. Shaw & Co. | 29.0K | $9M |
| 17 | Paul Tudor Jones Tudor Investment | 20.5K | $7M |
| 18 | Paul Tudor Jones Tudor Investment | 18.5K | $6M |
| 19 | Two Sigma Investments | 14.0K | $5M |
| 20 | D.E. Shaw & Co. | 14.0K | $5M |
| 21 | Dodge & Cox | 13.4K | $4M |
| 22 | Two Sigma Investments | 9.6K | $3M |
| 23 | Steve Cohen Point72 | 6.6K | $2M |
| 24 | Mario Gabelli GAMCO | 5.0K | $2M |
| 25 | Jeremy Grantham GMO | 4.6K | $2M |
| 26 | Steve Cohen Point72 | 4.6K | $2M |
| 27 | Ray Dalio Bridgewater Associates | 3.0K | $988K |
Recent moves
20 transactions
- TRIMT. Rowe Price−11,823 · 2025Q4
- +39,000 · 2025Q4
- −77,296 · 2025Q4
- +623,963 · 2025Q4
- +173,250 · 2025Q4
- TRIMD.E. Shaw & Co.−99,882 · 2025Q4
- +11,200 · 2025Q4
- +12,743 · 2025Q4
- −30,868 · 2025Q4
- −8,275 · 2025Q4
- −167,245 · 2025Q4
- −1,907 · 2025Q4
- +6,611,965 · 2025Q4
- −55,588 · 2025Q4
- +118,273 · 2025Q4
- −120 · 2025Q4
- −57,091 · 2025Q3
- +73,182 · 2025Q3
- +110,847 · 2025Q3
- TRIMD.E. Shaw & Co.−496,222 · 2025Q3
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