AMGEN INC

Ticker: AMGN CUSIP: 031162100 Class: COM

PRIMECAP MANAGEMENT CO/CA/'s Holding History (CIK: 0000763212)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 8,904,979 Value ($000) $2,914,689 Avg Close $315.95 Range $281.00 - $346.38

Q3 2025

Shares 9,707,609 Value ($000) $2,739,487 Avg Close $286.59 Range $267.86 - $306.59

Q2 2025

Shares 10,631,709 Value ($000) $2,968,479 Avg Close $277.77 Range $255.23 - $307.44

Q1 2025

Shares 12,388,295 Value ($000) $3,859,573 Avg Close $287.24 Range $248.95 - $327.92

Q4 2024

Shares 13,002,125 Value ($000) $3,388,874 Avg Close $286.05 Range $245.31 - $316.26

Q3 2024

Shares 14,255,941 Value ($000) $4,593,407 Avg Close $313.17 Range $292.07 - $330.95

Q2 2024

Shares 14,447,127 Value ($000) $4,514,005 Avg Close $279.32 Range $246.97 - $311.17

Q1 2024

Shares 14,601,958 Value ($000) $4,151,629 Avg Close $276.08 Range $254.07 - $309.96

Q4 2023

Shares 14,591,468 Value ($000) $4,202,635 Avg Close $255.10 Range $232.90 - $271.72

Q3 2023

Shares 14,732,458 Value ($000) $3,959,495 Avg Close $231.86 Range $202.11 - $255.21

Q2 2023

Shares 14,736,435 Value ($000) $3,271,783 Avg Close $213.65 Range $195.88 - $235.05

Q1 2023

Shares 15,112,703 Value ($000) $3,653,496 Avg Close $224.03 Range $206.60 - $251.53

Q4 2022

Shares 15,292,213 Value ($000) $4,016,347 Avg Close $242.73 Range $204.31 - $267.70

Q3 2022

Shares 15,564,870 Value ($000) $3,508,322 Avg Close $217.87 Range $201.50 - $227.98

Q2 2022

Shares 15,638,620 Value ($000) $3,804,876 Avg Close $218.58 Range $201.93 - $231.00

Q1 2022

Shares 15,726,055 Value ($000) $3,802,875 Avg Close $203.29 Range $190.45 - $218.06

Q4 2021

Shares 15,776,155 Value ($000) $3,549,162 Avg Close $185.15 Range $174.95 - $203.49

Q3 2021

Shares 16,082,687 Value ($000) $3,419,983 Avg Close $200.25 Range $184.86 - $217.02

Q2 2021

Shares 16,249,072 Value ($000) $3,960,711 Avg Close $212.50 Range $198.84 - $224.64

Q1 2021

Shares 16,674,572 Value ($000) $4,148,800 Avg Close $204.69 Range $189.57 - $236.38

Q4 2020

Shares 16,978,827 Value ($000) $3,903,772 Avg Close $196.32 Range $178.44 - $219.36

Q3 2020

Shares 17,407,082 Value ($000) $4,424,184 Avg Close $209.54 Range $196.05 - $223.35

Q2 2020

Shares 17,962,930 Value ($000) $4,236,737 Avg Close $191.68 Range $162.60 - $206.00

Q1 2020

Shares 18,480,090 Value ($000) $3,746,469 Avg Close $182.24 Range $148.24 - $202.72

Q4 2019

Shares 18,297,015 Value ($000) $4,410,861 Avg Close $182.69 Range $155.91 - $203.67

Q3 2019

Shares 18,200,601 Value ($000) $3,521,998 Avg Close $158.01 Range $141.97 - $174.23

Q2 2019

Shares 18,628,923 Value ($000) $3,432,938 Avg Close $146.19 Range $135.21 - $160.07

Q1 2019

Shares 19,032,868 Value ($000) $3,615,864 Avg Close $154.67 Range $144.94 - $164.86

Q4 2018

Shares 19,846,216 Value ($000) $3,863,463 Avg Close $156.83 Range $143.85 - $168.62

Q3 2018

Shares 20,793,442 Value ($000) $4,310,273 Avg Close $157.37 Range $145.39 - $168.41

Q2 2018

Shares 21,173,744 Value ($000) $3,908,461 Avg Close $140.24 Range $128.97 - $149.68

Q1 2018

Shares 21,442,344 Value ($000) $3,655,491 Avg Close $144.43 Range $131.87 - $157.72

Q4 2017

Shares 22,030,249 Value ($000) $3,831,060 Avg Close $138.21 Range $131.02 - $147.91

Q3 2017

Shares 22,259,358 Value ($000) $4,150,257 Avg Close $137.50 Range $129.63 - $148.76

Q2 2017

Shares 22,983,948 Value ($000) $3,958,525 Avg Close $125.35 Range $117.66 - $135.67

Q1 2017

Shares 24,105,794 Value ($000) $3,955,038 Avg Close $127.19 Range $112.17 - $141.42

Q4 2016

Shares 24,999,391 Value ($000) $3,655,161 Avg Close $114.37 Range $101.21 - $127.75

Q3 2016

Shares 26,560,551 Value ($000) $4,430,566 Avg Close $127.72 Range $114.64 - $133.93

Q2 2016

Shares 28,634,341 Value ($000) $4,356,715 Avg Close $116.70 Range $108.29 - $123.20

Q1 2016

Shares 29,181,826 Value ($000) $4,375,231 Avg Close $110.79 Range $103.99 - $119.01

Q4 2015

Shares 29,177,226 Value ($000) $4,736,339 Avg Close $116.50 Range $100.25 - $122.74

Q3 2015

Shares 29,175,871 Value ($000) $4,035,606 Avg Close $116.24 Range $96.15 - $133.76

Q2 2015

Shares 31,351,688 Value ($000) $4,813,111 Avg Close $117.59 Range $110.98 - $127.09

Q1 2015

Shares 31,488,010 Value ($000) $5,033,358 Avg Close $115.04 Range $107.36 - $126.18

Q4 2014

Shares 31,613,880 Value ($000) $5,035,775 Avg Close $113.30 Range $92.62 - $126.09

Q3 2014

Shares 31,793,873 Value ($000) $4,465,767 Avg Close $94.52 Range $82.98 - $104.80

Q2 2014

Shares 31,853,844 Value ($000) $3,770,540 Avg Close $83.37 Range $77.69 - $91.37

Q1 2014

Shares 32,161,744 Value ($000) $3,966,830 Avg Close $86.89 Range $80.81 - $92.60

Q4 2013

Shares 35,508,354 Value ($000) $4,050,793 Avg Close $81.11 Range $75.24 - $85.16

Q3 2013

Shares 35,812,225 Value ($000) $4,008,820 Avg Close $76.98 Range $67.33 - $83.88

Q2 2013

Shares 37,348,991 Value ($000) $3,684,851 Avg Close $73.34 Range $66.69 - $81.06

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	8,904,979	$2,914,689	$315.95	$281.00 - $346.38
Q3 2025	9,707,609	$2,739,487	$286.59	$267.86 - $306.59
Q2 2025	10,631,709	$2,968,479	$277.77	$255.23 - $307.44
Q1 2025	12,388,295	$3,859,573	$287.24	$248.95 - $327.92
Q4 2024	13,002,125	$3,388,874	$286.05	$245.31 - $316.26
Q3 2024	14,255,941	$4,593,407	$313.17	$292.07 - $330.95
Q2 2024	14,447,127	$4,514,005	$279.32	$246.97 - $311.17
Q1 2024	14,601,958	$4,151,629	$276.08	$254.07 - $309.96
Q4 2023	14,591,468	$4,202,635	$255.10	$232.90 - $271.72
Q3 2023	14,732,458	$3,959,495	$231.86	$202.11 - $255.21
Q2 2023	14,736,435	$3,271,783	$213.65	$195.88 - $235.05
Q1 2023	15,112,703	$3,653,496	$224.03	$206.60 - $251.53
Q4 2022	15,292,213	$4,016,347	$242.73	$204.31 - $267.70
Q3 2022	15,564,870	$3,508,322	$217.87	$201.50 - $227.98
Q2 2022	15,638,620	$3,804,876	$218.58	$201.93 - $231.00
Q1 2022	15,726,055	$3,802,875	$203.29	$190.45 - $218.06
Q4 2021	15,776,155	$3,549,162	$185.15	$174.95 - $203.49
Q3 2021	16,082,687	$3,419,983	$200.25	$184.86 - $217.02
Q2 2021	16,249,072	$3,960,711	$212.50	$198.84 - $224.64
Q1 2021	16,674,572	$4,148,800	$204.69	$189.57 - $236.38
Q4 2020	16,978,827	$3,903,772	$196.32	$178.44 - $219.36
Q3 2020	17,407,082	$4,424,184	$209.54	$196.05 - $223.35
Q2 2020	17,962,930	$4,236,737	$191.68	$162.60 - $206.00
Q1 2020	18,480,090	$3,746,469	$182.24	$148.24 - $202.72
Q4 2019	18,297,015	$4,410,861	$182.69	$155.91 - $203.67
Q3 2019	18,200,601	$3,521,998	$158.01	$141.97 - $174.23
Q2 2019	18,628,923	$3,432,938	$146.19	$135.21 - $160.07
Q1 2019	19,032,868	$3,615,864	$154.67	$144.94 - $164.86
Q4 2018	19,846,216	$3,863,463	$156.83	$143.85 - $168.62
Q3 2018	20,793,442	$4,310,273	$157.37	$145.39 - $168.41
Q2 2018	21,173,744	$3,908,461	$140.24	$128.97 - $149.68
Q1 2018	21,442,344	$3,655,491	$144.43	$131.87 - $157.72
Q4 2017	22,030,249	$3,831,060	$138.21	$131.02 - $147.91
Q3 2017	22,259,358	$4,150,257	$137.50	$129.63 - $148.76
Q2 2017	22,983,948	$3,958,525	$125.35	$117.66 - $135.67
Q1 2017	24,105,794	$3,955,038	$127.19	$112.17 - $141.42
Q4 2016	24,999,391	$3,655,161	$114.37	$101.21 - $127.75
Q3 2016	26,560,551	$4,430,566	$127.72	$114.64 - $133.93
Q2 2016	28,634,341	$4,356,715	$116.70	$108.29 - $123.20
Q1 2016	29,181,826	$4,375,231	$110.79	$103.99 - $119.01
Q4 2015	29,177,226	$4,736,339	$116.50	$100.25 - $122.74
Q3 2015	29,175,871	$4,035,606	$116.24	$96.15 - $133.76
Q2 2015	31,351,688	$4,813,111	$117.59	$110.98 - $127.09
Q1 2015	31,488,010	$5,033,358	$115.04	$107.36 - $126.18
Q4 2014	31,613,880	$5,035,775	$113.30	$92.62 - $126.09
Q3 2014	31,793,873	$4,465,767	$94.52	$82.98 - $104.80
Q2 2014	31,853,844	$3,770,540	$83.37	$77.69 - $91.37
Q1 2014	32,161,744	$3,966,830	$86.89	$80.81 - $92.60
Q4 2013	35,508,354	$4,050,793	$81.11	$75.24 - $85.16
Q3 2013	35,812,225	$4,008,820	$76.98	$67.33 - $83.88
Q2 2013	37,348,991	$3,684,851	$73.34	$66.69 - $81.06