Question 1

Which hedge funds and institutional investors hold AMGN?

Accepted Answer

StonkWhisper tracks 13F filings submitted to the SEC by institutional investment managers with over $100 million in assets. The whale tracker for AMGN shows which major funds hold positions, their portfolio weight, share counts, and how those positions changed quarter over quarter.

Question 2

What does conviction level mean for AMGN whale holdings?

Accepted Answer

Conviction level reflects how significant AMGN is within a fund's overall portfolio. A high-conviction position means the manager has allocated a large percentage of their portfolio to AMGN, suggesting strong directional confidence in the stock.

Question 3

How current is the whale data for AMGN?

Accepted Answer

Institutional 13F filings are required within 45 days of each calendar quarter end (March 31, June 30, September 30, December 31). StonkWhisper processes filings as they are published on SEC EDGAR, so data reflects the most recently reported quarter.

Question 4

What do quarter-over-quarter changes tell me about AMGN?

Accepted Answer

QoQ changes for AMGN show whether institutional managers are increasing, decreasing, initiating, or exiting their positions. New positions and significant increases can signal growing institutional conviction, while exits or decreases may indicate waning confidence.

Manager	Shares	Value	% of Portfolio	Manager AUM
State Street	30.5M	$10.7B	0.4%	$2896.4B
Capital World	29.3M	$10.3B	1.4%	$732.9B
PRIMECAP	8.9M	$3.1B	2.5%	$127.0B
Capital Research	7.0M	$2.4B	0.4%	$644.6B
Geode Capital	1.7M	$597.0M	0.0%	$1607.5B
Fisher Investments	1.6M	$555.2M	0.2%	$294.9B
Citadel	743.5K	$261.6M	0.0%	$618.5B
Smead	697.9K	$245.6M	5.3%	$4.6B
Citadel	615.5K	$216.6M	0.0%	$618.5B
Adage Capital	342.5K	$120.5M	0.2%	$64.8B
Millennium	274.1K	$96.4M	0.0%	$240.3B
Millennium	249.2K	$87.7M	0.0%	$240.3B
Millennium	230.0K	$80.9M	0.0%	$240.3B
Marshall Wace	183.0K	$64.4M	0.1%	$100.4B
American Century	177.7K	$62.5M	0.0%	$194.3B
DE Shaw	160.2K	$56.4M	0.0%	$166.3B
Man Group	140.8K	$49.5M	0.1%	$55.1B
Jennison	130.0K	$45.7M	0.0%	$145.4B
DFA	124.3K	$43.7M	0.0%	$481.4B
DE Shaw	96.5K	$34.0M	0.0%	$166.3B
WorldQuant	95.0K	$33.4M	0.1%	$25.9B
Balyasny	91.1K	$32.1M	0.0%	$77.1B
BlackRock	75.7K	$26.6M	0.0%	$5723.5B
Two Sigma	71.7K	$25.2M	0.0%	$123.9B
ClearBridge	70.3K	$24.7M	0.0%	$114.9B
Gabelli	57.2K	$20.1M	0.1%	$14.8B
Gotham Asset	47.4K	$16.7M	0.1%	$32.7B
Citadel	32.2K	$11.3M	0.0%	$618.5B
Point72	29.0K	$10.2M	0.0%	$78.1B
Tudor	23.5K	$8.3M	0.0%	$53.9B
Point72	18.4K	$6.5M	0.0%	$78.1B
DE Shaw	17.9K	$6.3M	0.0%	$166.3B
Neuberger Berman (Eisman)	15.1K	$5.3M	0.0%	$131.4B
Bridgewater	14.8K	$5.2M	0.0%	$22.4B
Dodge & Cox	13.4K	$4.7M	0.0%	$182.0B
Balyasny	11.5K	$4.0M	0.0%	$77.1B
Two Sigma	8.8K	$3.1M	0.0%	$123.9B
Wellington	8.5K	$3.0M	0.0%	$535.5B
Balyasny	8.0K	$2.8M	0.0%	$77.1B
Two Sigma	7.6K	$2.7M	0.0%	$123.9B
Tudor	6.0K	$2.1M	0.0%	$53.9B
Fidelity (FMR)	5.3K	$1.9M	0.0%	$1898.4B
Brevan Howard	5.1K	$1.8M	0.0%	$11.3B
Horizon Kinetics	2.4K	$844K	0.0%	$9.2B
Kayne Anderson	1.7K	$587K	0.0%	$34.0B
Franklin Templeton	1.1K	$379K	0.0%	$408.3B
Schonfeld	600	$211K	0.0%	$14.2B
LSV	375.1K	$132K	0.3%	$46.4M
Marshall Wace	200	$70K	0.0%	$100.4B
Northern Trust	199	$70K	—	$756.6B
Invesco	138	$49K	—	$653.3B
Marshall Wace	100	$35K	—	$100.4B
AQR Capital	10	$4K	—	$218.4B
Acadian	8.9K	$3K	0.0%	$70.5M
Epoch	4	$1K	—	$16.5B

AMGN

Who Holds AMGN