How many shares of AMGN does PRIMECAP MANAGEMENT CO/CA/ own?

As of 2026-Q2, PRIMECAP MANAGEMENT CO/CA/ holds 6.8M shares of AMGN (AMGEN INC).

What is PRIMECAP MANAGEMENT CO/CA/'s AMGN position worth?

As of 2026-Q2, PRIMECAP MANAGEMENT CO/CA/'s AMGN position is worth $2.4B.

Is PRIMECAP MANAGEMENT CO/CA/ buying or selling AMGN?

In 2026-Q2, PRIMECAP MANAGEMENT CO/CA/ decreased their AMGN position (-23.9% change in shares).

When did PRIMECAP MANAGEMENT CO/CA/ first buy AMGN?

Based on available 13F filings, PRIMECAP MANAGEMENT CO/CA/ first reported a position in AMGN in 2018-Q4. They have held the position across 31 quarters.

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PRIMECAP MANAGEMENT CO/CA/

AMGN
31 quarters

Position history for PRIMECAP MANAGEMENT CO/CA/'s holdings in AMGEN INC

Current Value

$2.4B

Current Shares

6.8M

Total Value Change

-$1.4B

Total Shares Change

-13.1M

Quarter-by-Quarter History

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Decreased	6.8M	-23.9%	$2.4B	1.4%	$362.12	0
2026-Q1	Decreased	8.9M	-0.3%	$3.1B	2.5%	$349.21	0
2025-Q4	Decreased	8.9M	-8.3%	$2.9B	2.2%	$322.62	0
2025-Q3	Decreased	9.7M	-8.7%	$2.7B	2.1%	$276.19	0
2025-Q2	Decreased	10.6M	-14.2%	$3B	2.4%	$271.06	0
2025-Q1	Decreased	12.4M	-4.7%	$3.9B	3.2%	$299.81	0
2024-Q4	Decreased	13M	-8.8%	$3.4B	2.6%	$248.81	0
2024-Q3	Decreased	14.3M	-1.3%	$4.6B	3.4%	$305.14	0
2024-Q2	Decreased	14.4M	-1.1%	$4.5B	3.3%	$293.85	0
2024-Q1	Increased	14.6M	+0.1%	$4.2B	3.1%	$265.51	58
2023-Q4	Decreased	14.6M	-1.0%	$4.2B	3.3%	$266.88	0
2023-Q3	Decreased	14.7M	-0.0%	$4B	3.3%	$247.09	0
2023-Q2	Decreased	14.7M	-2.5%	$3.3B	2.7%	$202.48	0
2023-Q1	Decreased	15.1M	-1.2%	$3.7B	3.2%	$218.41	0
2022-Q4	Decreased	15.3M	-1.8%	$4B	3.7%	$235.21	0
2022-Q3	Decreased	15.6M	-0.5%	$3.5B	3.4%	$200.48	0
2022-Q2	Decreased	15.6M	-0.6%	$3.8B	3.4%	$214.74	0
2022-Q1	Decreased	15.7M	-0.3%	$3.8B	2.9%	$211.73	0
2021-Q4	Decreased	15.8M	-1.9%	$3.5B	2.5%	$195.31	0
2021-Q3	Decreased	16.1M	-1.0%	$3.4B	2.4%	$183.07	0
2021-Q2	Decreased	16.2M	-2.5%	$4B	2.7%	$208.24	0
2021-Q1	Decreased	16.7M	-1.8%	$4.1B	2.9%	$211.08	0
2020-Q4	Decreased	17M	-2.5%	$3.9B	2.9%	$193.61	0
2020-Q3	Decreased	17.4M	-3.1%	$4.4B	3.7%	$212.58	0
2020-Q2	Decreased	18M	-2.8%	$4.2B	3.6%	$195.96	0
2020-Q1	Increased	18.5M	+1.0%	$3.7B	3.7%	$167.30	59
2019-Q4	Increased	18.3M	+0.5%	$4.4B	3.2%	$197.54	59
2019-Q3	Decreased	18.2M	-2.3%	$3.5B	2.8%	$157.52	0
2019-Q2	Decreased	18.6M	-2.1%	$3.4B	2.5%	$148.95	0
2019-Q1	Decreased	19M	-4.1%	$3.6B	2.7%	$152.25	0
2018-Q4	New	19.8M	-	$3.9B	3.1%	$154.81	88

Other major holders of AMGN: BNP PARIBAS FINANCIAL MARKETS, VANGUARD GROUP INC, BlackRock, Inc., Steward Partners Investment Advisory, LLC

AMGN31 quarters

AMGN
31 quarters