MERCK & CO INC

Ticker: MRK CUSIP: 58933Y105 Class: COM

Arizona State Retirement System's Holding History (CIK: 0001558481)

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

Q4 2025

Shares 702,282 Value ($000) $73,922 Avg Close $93.24 Range $81.31 - $107.59

Q3 2025

Shares 733,588 Value ($000) $61,570 Avg Close $81.01 Range $75.27 - $86.24

Q2 2025

Shares 735,649 Value ($000) $58,234 Avg Close $77.39 Range $71.26 - $87.25

Q1 2025

Shares 742,380 Value ($000) $66,636 Avg Close $90.12 Range $78.10 - $99.24

Q4 2024

Shares 735,667 Value ($000) $73,184 Avg Close $98.70 Range $90.33 - $109.75

Q3 2024

Shares 726,217 Value ($000) $82,469 Avg Close $112.96 Range $105.16 - $123.40

Q2 2024

Shares 734,228 Value ($000) $90,897 Avg Close $121.72 Range $114.80 - $127.87

Q1 2024

Shares 727,180 Value ($000) $95,951 Avg Close $115.77 Range $102.41 - $125.66

Q4 2023

Shares 713,916 Value ($000) $77,831 Avg Close $96.81 Range $92.34 - $102.48

Q3 2023

Shares 718,227 Value ($000) $73,941 Avg Close $99.84 Range $95.67 - $106.04

Q2 2023

Shares 725,389 Value ($000) $83,703 Avg Close $104.47 Range $97.02 - $109.95

Q1 2023

Shares 692,271 Value ($000) $73,651 Avg Close $98.68 Range $92.86 - $105.40

Q4 2022

Shares 690,247 Value ($000) $76,583 Avg Close $92.80 Range $77.99 - $103.03

Q3 2022

Shares 687,395 Value ($000) $59,198 Avg Close $80.41 Range $76.51 - $85.75

Q2 2022

Shares 693,473 Value ($000) $63,224 Avg Close $79.21 Range $72.83 - $86.09

Q1 2022

Shares 693,116 Value ($000) $56,870 Avg Close $69.85 Range $64.44 - $74.38

Q4 2021

Shares 693,294 Value ($000) $53,134 Avg Close $69.89 Range $62.63 - $80.06

Q3 2021

Shares 706,095 Value ($000) $53,035 Avg Close $66.14 Range $62.09 - $68.78

Q2 2021

Shares 708,932 Value ($000) $55,134 Avg Close $64.14 Range $59.83 - $67.79

Q1 2021

Shares 712,974 Value ($000) $54,963 Avg Close $63.06 Range $58.39 - $69.69

Q4 2020

Shares 729,785 Value ($000) $59,696 Avg Close $64.85 Range $59.73 - $68.80

Q3 2020

Shares 767,634 Value ($000) $63,675 Avg Close $65.93 Range $60.98 - $70.41

Q2 2020

Shares 595,786 Value ($000) $46,072 Avg Close $62.87 Range $58.07 - $67.36

Q1 2020

Shares 515,206 Value ($000) $39,640 Avg Close $65.09 Range $51.91 - $72.71

Q4 2019

Shares 522,680 Value ($000) $47,538 Avg Close $67.55 Range $62.89 - $73.10

Q3 2019

Shares 515,828 Value ($000) $43,422 Avg Close $65.47 Range $61.22 - $68.01

Q2 2019

Shares 527,810 Value ($000) $44,257 Avg Close $62.14 Range $55.86 - $67.34

Q1 2019

Shares 546,200 Value ($000) $45,427 Avg Close $60.29 Range $55.35 - $64.55

Q4 2018

Shares 598,585 Value ($000) $45,738 Avg Close $56.50 Range $50.42 - $61.17

Q3 2018

Shares 718,467 Value ($000) $50,968 Avg Close $50.65 Range $45.40 - $54.60

Q2 2018

Shares 720,695 Value ($000) $43,746 Avg Close $44.52 Range $39.72 - $47.34

Q1 2018

Shares 708,821 Value ($000) $38,609 Avg Close $42.25 Range $39.59 - $47.54

Q4 2017

Shares 729,421 Value ($000) $41,045 Avg Close $43.00 Range $39.63 - $47.96

Q3 2017

Shares 747,056 Value ($000) $47,834 Avg Close $46.68 Range $44.87 - $49.08

Q2 2017

Shares 973,017 Value ($000) $62,361 Avg Close $46.54 Range $45.06 - $48.72

Q1 2017

Shares 999,282 Value ($000) $63,494 Avg Close $46.06 Range $42.70 - $48.31

Q4 2016

Shares 1,001,382 Value ($000) $58,951 Avg Close $44.08 Range $41.83 - $46.98

Q3 2016

Shares 997,482 Value ($000) $62,253 Avg Close $43.73 Range $40.74 - $45.59

Q2 2016

Shares 1,068,182 Value ($000) $61,538 Avg Close $39.48 Range $37.06 - $41.09

Q1 2016

Shares 1,161,782 Value ($000) $61,470 Avg Close $36.03 Range $33.60 - $37.88

Q4 2015

Shares 1,167,882 Value ($000) $61,688 Avg Close $36.77 Range $33.58 - $38.73

Q3 2015

Shares 1,239,682 Value ($000) $61,228 Avg Close $38.40 Range $31.46 - $41.36

Q4 2014

Shares 1,319,863 Value ($000) $74,955 Avg Close $39.35 Range $35.32 - $41.85

Q3 2014

Shares 1,308,463 Value ($000) $77,565 Avg Close $39.37 Range $37.12 - $41.03

Q2 2014

Shares 1,357,063 Value ($000) $78,506 Avg Close $37.96 Range $36.06 - $39.67

Q1 2014

Shares 1,366,863 Value ($000) $77,596 Avg Close $35.76 Range $32.43 - $37.92

Q4 2013

Shares 1,401,763 Value ($000) $70,158 Avg Close $31.29 Range $29.09 - $32.94

Q3 2013

Shares 1,465,163 Value ($000) $69,756 Avg Close $30.97 Range $29.74 - $31.75

Q2 2013

Shares 1,509,063 Value ($000) $70,095 Avg Close $30.02 Range $28.02 - $32.11

Q1 2013

Shares 1,466,363 Value ($000) $64,857 Avg Close $27.22 Range $25.89 - $28.80

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	702,282	$73,922	$93.24	$81.31 - $107.59
Q3 2025	733,588	$61,570	$81.01	$75.27 - $86.24
Q2 2025	735,649	$58,234	$77.39	$71.26 - $87.25
Q1 2025	742,380	$66,636	$90.12	$78.10 - $99.24
Q4 2024	735,667	$73,184	$98.70	$90.33 - $109.75
Q3 2024	726,217	$82,469	$112.96	$105.16 - $123.40
Q2 2024	734,228	$90,897	$121.72	$114.80 - $127.87
Q1 2024	727,180	$95,951	$115.77	$102.41 - $125.66
Q4 2023	713,916	$77,831	$96.81	$92.34 - $102.48
Q3 2023	718,227	$73,941	$99.84	$95.67 - $106.04
Q2 2023	725,389	$83,703	$104.47	$97.02 - $109.95
Q1 2023	692,271	$73,651	$98.68	$92.86 - $105.40
Q4 2022	690,247	$76,583	$92.80	$77.99 - $103.03
Q3 2022	687,395	$59,198	$80.41	$76.51 - $85.75
Q2 2022	693,473	$63,224	$79.21	$72.83 - $86.09
Q1 2022	693,116	$56,870	$69.85	$64.44 - $74.38
Q4 2021	693,294	$53,134	$69.89	$62.63 - $80.06
Q3 2021	706,095	$53,035	$66.14	$62.09 - $68.78
Q2 2021	708,932	$55,134	$64.14	$59.83 - $67.79
Q1 2021	712,974	$54,963	$63.06	$58.39 - $69.69
Q4 2020	729,785	$59,696	$64.85	$59.73 - $68.80
Q3 2020	767,634	$63,675	$65.93	$60.98 - $70.41
Q2 2020	595,786	$46,072	$62.87	$58.07 - $67.36
Q1 2020	515,206	$39,640	$65.09	$51.91 - $72.71
Q4 2019	522,680	$47,538	$67.55	$62.89 - $73.10
Q3 2019	515,828	$43,422	$65.47	$61.22 - $68.01
Q2 2019	527,810	$44,257	$62.14	$55.86 - $67.34
Q1 2019	546,200	$45,427	$60.29	$55.35 - $64.55
Q4 2018	598,585	$45,738	$56.50	$50.42 - $61.17
Q3 2018	718,467	$50,968	$50.65	$45.40 - $54.60
Q2 2018	720,695	$43,746	$44.52	$39.72 - $47.34
Q1 2018	708,821	$38,609	$42.25	$39.59 - $47.54
Q4 2017	729,421	$41,045	$43.00	$39.63 - $47.96
Q3 2017	747,056	$47,834	$46.68	$44.87 - $49.08
Q2 2017	973,017	$62,361	$46.54	$45.06 - $48.72
Q1 2017	999,282	$63,494	$46.06	$42.70 - $48.31
Q4 2016	1,001,382	$58,951	$44.08	$41.83 - $46.98
Q3 2016	997,482	$62,253	$43.73	$40.74 - $45.59
Q2 2016	1,068,182	$61,538	$39.48	$37.06 - $41.09
Q1 2016	1,161,782	$61,470	$36.03	$33.60 - $37.88
Q4 2015	1,167,882	$61,688	$36.77	$33.58 - $38.73
Q3 2015	1,239,682	$61,228	$38.40	$31.46 - $41.36
Q4 2014	1,319,863	$74,955	$39.35	$35.32 - $41.85
Q3 2014	1,308,463	$77,565	$39.37	$37.12 - $41.03
Q2 2014	1,357,063	$78,506	$37.96	$36.06 - $39.67
Q1 2014	1,366,863	$77,596	$35.76	$32.43 - $37.92
Q4 2013	1,401,763	$70,158	$31.29	$29.09 - $32.94
Q3 2013	1,465,163	$69,756	$30.97	$29.74 - $31.75
Q2 2013	1,509,063	$70,095	$30.02	$28.02 - $32.11
Q1 2013	1,466,363	$64,857	$27.22	$25.89 - $28.80