Does Primecap own AMGN stock?

Yes. As of its Q2 2026 13F, Primecap holds 6,756,962 shares of AMGN (Amgen), worth $2.4B.

How many shares of AMGN does Primecap own?

As of its Q2 2026 13F, Primecap holds 6,756,962 shares of AMGN (Amgen).

As of its Q2 2026 13F, Primecap's AMGN position is worth $2.4B.

In Q2 2026, Primecap reduced its AMGN position by 2,117,167 shares (-23.9%).

Primecap already held AMGN in its Q4 2018 13F, the earliest on record, and has listed it in 31 quarterly 13F filings.

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%	$360.02	0
2026-Q1	Decreased	8.9M	-0.3%	$3.1B	2.5%	$347.18	0
2025-Q4	Decreased	8.9M	-8.3%	$2.9B	2.2%	$320.75	0
2025-Q3	Decreased	9.7M	-8.7%	$2.7B	2.1%	$274.58	0
2025-Q2	Decreased	10.6M	-14.2%	$3B	2.4%	$269.49	0
2025-Q1	Decreased	12.4M	-4.7%	$3.9B	3.2%	$298.07	0
2024-Q4	Decreased	13M	-8.8%	$3.4B	2.6%	$247.36	0
2024-Q3	Decreased	14.3M	-1.3%	$4.6B	3.4%	$303.37	0
2024-Q2	Decreased	14.4M	-1.1%	$4.5B	3.3%	$292.15	0
2024-Q1	Increased	14.6M	+0.1%	$4.2B	3.1%	$263.97	58
2023-Q4	Decreased	14.6M	-1.0%	$4.2B	3.3%	$265.33	0
2023-Q3	Decreased	14.7M	-0.0%	$4B	3.3%	$245.66	0
2023-Q2	Decreased	14.7M	-2.5%	$3.3B	2.7%	$201.30	0
2023-Q1	Decreased	15.1M	-1.2%	$3.7B	3.2%	$217.14	0
2022-Q4	Decreased	15.3M	-1.8%	$4B	3.7%	$233.84	0
2022-Q3	Decreased	15.6M	-0.5%	$3.5B	3.4%	$199.31	0
2022-Q2	Decreased	15.6M	-0.6%	$3.8B	3.4%	$213.49	0
2022-Q1	Decreased	15.7M	-0.3%	$3.8B	2.9%	$210.50	0
2021-Q4	Decreased	15.8M	-1.9%	$3.5B	2.5%	$194.17	0
2021-Q3	Decreased	16.1M	-1.0%	$3.4B	2.4%	$182.01	0
2021-Q2	Decreased	16.2M	-2.5%	$4B	2.7%	$207.03	0
2021-Q1	Decreased	16.7M	-1.8%	$4.1B	2.9%	$209.85	0
2020-Q4	Decreased	17M	-2.5%	$3.9B	2.9%	$192.49	0
2020-Q3	Decreased	17.4M	-3.1%	$4.4B	3.7%	$211.35	0
2020-Q2	Decreased	18M	-2.8%	$4.2B	3.6%	$194.82	0
2020-Q1	Increased	18.5M	+1.0%	$3.7B	3.7%	$166.33	59
2019-Q4	Increased	18.3M	+0.5%	$4.4B	3.2%	$196.40	59
2019-Q3	Decreased	18.2M	-2.3%	$3.5B	2.8%	$156.61	0
2019-Q2	Decreased	18.6M	-2.1%	$3.4B	2.5%	$148.09	0
2019-Q1	Decreased	19M	-4.1%	$3.6B	2.7%	$151.37	0
2018-Q4	First report	19.8M	-	$3.9B	3.1%	$153.91	0