SEC 13F Intelligence

Primecap Management Co/Ca/ / AMGN

Primecap Management Co/Ca/’s Amgen Inc Position

Does Primecap Management Co/Ca/ own Amgen Inc (AMGN)? Yes — 8.87M shares worth $3.1B (+2.46% of its 13F portfolio) as of Q1 2026, down from 8.90M shares the prior filed quarter.

Position Value
$3.1B
Q1 2026
Shares
8.87M
% of Portfolio
+2.46%
Quarters Held
30
currently held

Position History AMGN

Reported value by quarter
Q4 ’18: $3.9BQ4 ’18Q1 ’19: $3.6BQ2 ’19: $3.4BQ3 ’19: $3.5BQ4 ’19: $4.4BQ4 ’19Q1 ’20: $3.7BQ2 ’20: $4.2BQ3 ’20: $4.4BQ4 ’20: $3.9BQ4 ’20Q1 ’21: $4.1BQ2 ’21: $4.0BQ3 ’21: $3.4BQ4 ’21: $3.5BQ4 ’21Q1 ’22: $3.8BQ2 ’22: $3.8BQ3 ’22: $3.5BQ4 ’22: $4.0BQ4 ’22Q1 ’23: $3.7BQ2 ’23: $3.3BQ3 ’23: $4.0BQ4 ’23: $4.2BQ4 ’23Q1 ’24: $4.2BQ2 ’24: $4.5BQ3 ’24: $4.6BQ4 ’24: $3.4BQ4 ’24Q1 ’25: $3.9BQ2 ’25: $3.0BQ3 ’25: $2.7BQ4 ’25: $2.9BQ4 ’25Q1 ’26: $3.1Bfilingsflow.com
QuarterSharesValue% of Portfolio
Q1 20268.87M$3.1B+2.46%
Q4 20258.90M$2.9B+2.21%
Q3 20259.71M$2.7B+2.10%
Q2 202510.63M$3.0B+2.35%
Q1 202512.39M$3.9B+3.19%
Q4 202413.00M$3.4B+2.62%
Q3 202414.26M$4.6B+3.38%
Q2 202414.45M$4.5B+3.27%
Q1 202414.60M$4.2B+3.10%
Q4 202314.59M$4.2B+3.33%
Q3 202314.73M$4.0B+3.34%
Q2 202314.74M$3.3B+2.73%
Q1 202315.11M$3.7B+3.19%
Q4 202215.29M$4.0B+3.68%
Q3 202215.56M$3.5B+3.39%
Q2 202215.64M$3.8B+3.40%
Q1 202215.73M$3.8B+2.87%
Q4 202115.78M$3.5B+2.46%
Q3 202116.08M$3.4B+2.41%
Q2 202116.25M$4.0B+2.66%
Q1 202116.67M$4.1B+2.89%
Q4 202016.98M$3.9B+2.90%
Q3 202017.41M$4.4B+3.65%
Q2 202017.96M$4.2B+3.64%
Q1 202018.48M$3.7B+3.67%
Q4 201918.30M$4.4B+3.20%
Q3 201918.20M$3.5B+2.82%
Q2 201918.63M$3.4B+2.54%
Q1 201919.03M$3.6B+2.66%
Q4 201819.85M$3.9B+3.13%

Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See Primecap Management Co/Ca/’s full portfolio or all institutional holders of AMGN.