Amgen Ownership | Who Owns Amgen?

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Amgen Ownership Summary

Amgen is owned by 81.25% institutional investors, 0.21% insiders, and 18.54% retail investors. Vanguard group is the largest institutional shareholder, holding 9.82% of AMGN shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 3.17% of its assets in Amgen shares.

AMGN Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Amgen	81.25%	0.21%	18.54%
Sector	Healthcare Stocks	486.50%	11.08%	-397.59%
Industry	Drug Manufacturers - General Stocks	50.22%	2.50%	47.29%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Vanguard group	52.72M	9.82%	$13.74B
Blackrock funding, inc. /de	46.60M	8.66%	$13.01B
Blackrock	46.04M	8.59%	$14.39B
State street	29.43M	5.48%	$7.67B
Capital investors	18.91M	3.52%	$5.28B
Capital world investors	16.86M	3.13%	$4.71B
Morgan stanley	14.36M	2.68%	$4.49B
Charles schwab investment management	13.21M	2.46%	$3.44B
Geode capital management	12.48M	2.32%	$3.25B
Primecap management co/ca/	10.63M	1.98%	$2.97B

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Mizuho markets cayman lp	485.65K	9.72%	$135.60M
Round hill asset management	42.32K	7.98%	$11.82M
Biechele royce advisors	67.07K	7.08%	$20.96M
One river asset management	10.04K	6.18%	$2.81B
Oak asset management	60.78K	6.08%	$16.97M
Iat reinsurance	92.50K	5.80%	$25.83M
Aaron wealth advisors	189.88K	5.75%	$49.49M
Jmac enterprises	90.74K	5.42%	$25.34M
Guardian investment management	18.70K	5.25%	$5.22M
Smead capital management	922.97K	5.16%	$257.70M

Top Buyers

Holder	Shares	% Assets	Change
Norges bank	5.92M	0.20%	5.92M
Capital investors	18.91M	0.91%	3.78M
Charles schwab investment management	13.21M	0.63%	2.67M
D. e. shaw	1.97M	0.38%	1.81M
Blackrock funding, inc. /de	46.60M	0.25%	1.16M

Top Sellers

Holder	Shares	% Assets	Change
Janus henderson group	2.76M	0.37%	-2.38M
Blackrock	46.04M	0.33%	-1.93M
Price t rowe associates inc /md/	2.64M	0.08%	-1.90M
Primecap management co/ca/	10.63M	2.35%	-1.76M
Nuveen asset management	2.42M	0.18%	-1.26M

New Positions

Holder	Shares	% Assets	Change	Value
Norges bank	5.92M	0.20%	5.92M	$1.54B
Mizuho markets cayman lp	485.65K	9.72%	485.65K	$135.60M
Leigh baldwin	319.23K	0.28%	319.23K	$319.23M
Fjarde ap-fonden (the fourth swedish national pensionfund)	147.76K	0.52%	147.76K	$46.17M
Glenmede investment management, lp	124.79K	0.18%	124.79K	$34.84M

Sold Out

Holder	Change
Richardson capital management	-1.00
Peak6 investments	-2.00
Spectrum wealth counsel	-2.00
Chris bulman	-2.00
Fairman group	-2.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Jun 30, 2025	2,894	-3.50%	437,126,143	3.68%	81	1.32%	1,356	-1.24%	1,074	-8.75%
Mar 31, 2025	2,951	0.92%	420,290,355	0.75%	78	1.29%	1,348	-1.46%	1,165	3.37%
Dec 31, 2024	2,783	-3.84%	415,134,805	1.96%	77	1.34%	1,280	1.27%	1,089	-3.11%
Sep 30, 2024	2,854	0.32%	406,800,998	-1.40%	75	1.28%	1,257	-5.63%	1,100	3.19%
Jun 30, 2024	2,785	0.69%	411,844,922	1.57%	76	1.34%	1,304	-0.38%	1,049	4.07%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Vanguard US Total Market Shares ETF	17.03M	3.17%	56.62K
Vanguard Total Stock Mkt Idx Inv	16.90M	3.14%	-389.64K
Vanguard Institutional 500 Index Trust	15.28M	2.84%	107.03K
Vanguard 500 Index Investor	13.31M	2.47%	-1.95M
Invesco QQQ Trust	11.03M	2.05%	-6.91K
Schwab US Dividend Equity ETF™	9.48M	1.76%	-1.63K
American Funds Washington Mutual A	8.93M	1.66%	736.49K
Capital Group Wash Mutual Invtrs Comp	8.93M	1.66%	736.49K
Fidelity 500 Index	6.81M	1.27%	35.51K
Vanguard PRIMECAP Inv	6.72M	1.25%	-1.24M

Recent Insider Transactions

Date	Name	Role	Activity	Value
Aug 20, 2025	Grygiel Nancy A.	SVP & CCO	Sell	$376.28K
Jun 05, 2025	Khosla Rachna	SVP, Business Development	Sell	$434.52K
May 02, 2025	Busch Matthew C.	VP, Finance & CAO	Sell	$279.69K
Feb 19, 2025	Santos Esteban	EVP, Operations	Sell	$2.55M
Feb 19, 2025	REESE DAVID M	EVP & Chief Technology Officer	Sell	$2.55M

Insider Transactions Trends

Date	Buy	Sell
2025 Q3	-	1
2025 Q2	-	2
2024 Q3	-	-
2024 Q2	-	1
2024 Q1	-	-

AMGN Ownership FAQ

Who Owns Amgen?

Amgen shareholders are primarily institutional investors at 81.25%, followed by 0.21% insiders and 18.54% retail investors. The average institutional ownership in Amgen's industry, Drug Manufacturers - General Stocks, is 50.22%, which Amgen exceeds.

Who owns the most shares of Amgen?

Amgen’s largest shareholders are Vanguard group (52.72M shares, 9.82%), Blackrock funding, inc. /de (46.6M shares, 8.66%), and Blackrock (46.04M shares, 8.59%). Together, they hold 27.07% of Amgen’s total shares outstanding.

Does Blackrock own Amgen?

Yes, BlackRock owns 8.59% of Amgen, totaling 46.04M shares as of Jun 2024. This represents 0.33% of BlackRock's total assets, with a market value of 14.39B$. In the last quarter, BlackRock decreased its holdings by -1.928M shares, a -4.02% change.

Who is Amgen’s biggest shareholder by percentage of total assets invested?

Mizuho markets cayman lp is Amgen’s biggest shareholder by percentage of total assets invested, with 9.72% of its assets in 485.65K Amgen shares, valued at 135.6M$.

Who is the top mutual fund holder of Amgen shares?

Vanguard US Total Market Shares ETF is the top mutual fund holder of Amgen shares, with 3.17% of its total shares outstanding invested in 17.03M Amgen shares.

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