MERCK & CO INC

Ticker: MRK CUSIP: 58933Y105 Class: COM

CI INVESTMENTS INC.'s Holding History (CIK: 0001163648)

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

Q4 2025

Shares 994,122 Value ($000) $104,641 Avg Close $93.24 Range $81.31 - $107.59

Q3 2025

Shares 1,429,779 Value ($000) $120 Avg Close $81.01 Range $75.27 - $86.24

Q2 2025

Shares 766,092 Value ($000) $61 Avg Close $77.39 Range $71.26 - $87.25

Q1 2025

Shares 1,837,492 Value ($000) $165 Avg Close $90.12 Range $78.10 - $99.24

Q4 2024

Shares 1,748,235 Value ($000) $174 Avg Close $98.70 Range $90.33 - $109.75

Q3 2024

Shares 1,300,031 Value ($000) $148 Avg Close $112.96 Range $105.16 - $123.40

Q2 2024

Shares 1,272,041 Value ($000) $157 Avg Close $121.72 Range $114.80 - $127.87

Q1 2024

Shares 1,281,839 Value ($000) $169 Avg Close $115.77 Range $102.41 - $125.66

Q4 2023

Shares 903,564 Value ($000) $99 Avg Close $96.81 Range $92.34 - $102.48

Q3 2023

Shares 966,139 Value ($000) $99 Avg Close $99.84 Range $95.67 - $106.04

Q2 2023

Shares 876,418 Value ($000) $101 Avg Close $104.47 Range $97.02 - $109.95

Q1 2023

Shares 712,573 Value ($000) $76 Avg Close $98.68 Range $92.86 - $105.40

Q4 2022

Shares 322,263 Value ($000) $36 Avg Close $92.80 Range $77.99 - $103.03

Q3 2022

Shares 350,148 Value ($000) $30,155 Avg Close $80.41 Range $76.51 - $85.75

Q2 2022

Shares 348,168 Value ($000) $31,742 Avg Close $79.21 Range $72.83 - $86.09

Q1 2022

Shares 394,539 Value ($000) $32,372 Avg Close $69.85 Range $64.44 - $74.38

Q4 2021

Shares 376,759 Value ($000) $28,875 Avg Close $69.89 Range $62.63 - $80.06

Q3 2021

Shares 252,803 Value ($000) $18,988 Avg Close $66.14 Range $62.09 - $68.78

Q2 2021

Shares 291,005 Value ($000) $22,631 Avg Close $64.14 Range $59.83 - $67.79

Q1 2021

Shares 265,939 Value ($000) $20,501 Avg Close $63.06 Range $58.39 - $69.69

Q4 2020

Shares 391,756 Value ($000) $32,046 Avg Close $64.85 Range $59.73 - $68.80

Q3 2020

Shares 945,504 Value ($000) $78,430 Avg Close $65.93 Range $60.98 - $70.41

Q2 2020

Shares 1,231,759 Value ($000) $95,252 Avg Close $62.87 Range $58.07 - $67.36

Q1 2020

Shares 1,096,391 Value ($000) $84,356 Avg Close $65.09 Range $51.91 - $72.71

Q4 2019

Shares 1,161,960 Value ($000) $105,680 Avg Close $67.55 Range $62.89 - $73.10

Q3 2019

Shares 1,560,178 Value ($000) $131,336 Avg Close $65.47 Range $61.22 - $68.01

Q2 2019

Shares 1,470,921 Value ($000) $123,337 Avg Close $62.14 Range $55.86 - $67.34

Q1 2019

Shares 229,921 Value ($000) $19,123 Avg Close $60.29 Range $55.35 - $64.55

Q4 2018

Shares 264,675 Value ($000) $20,224 Avg Close $56.50 Range $50.42 - $61.17

Q3 2018

Shares 268,875 Value ($000) $19,074 Avg Close $50.65 Range $45.40 - $54.60

Q2 2018

Shares 278,375 Value ($000) $16,897 Avg Close $44.52 Range $39.72 - $47.34

Q1 2018

Shares 289,375 Value ($000) $15,762 Avg Close $42.25 Range $39.59 - $47.54

Q4 2017

Shares 284,675 Value ($000) $16,019 Avg Close $43.00 Range $39.63 - $47.96

Q3 2017

Shares 292,521 Value ($000) $18,730 Avg Close $46.68 Range $44.87 - $49.08

Q2 2017

Shares 745,921 Value ($000) $47,806 Avg Close $46.54 Range $45.06 - $48.72

Q1 2017

Shares 745,821 Value ($000) $47,389 Avg Close $46.06 Range $42.70 - $48.31

Q4 2016

Shares 759,321 Value ($000) $44,701 Avg Close $44.08 Range $41.83 - $46.98

Q3 2016

Shares 132,000 Value ($000) $8,238 Avg Close $43.73 Range $40.74 - $45.59

Q2 2016

Shares 871,000 Value ($000) $50,178 Avg Close $39.48 Range $37.06 - $41.09

Q1 2016

Shares 1,587,700 Value ($000) $84,005 Avg Close $36.03 Range $33.60 - $37.88

Q4 2015

Shares 1,674,800 Value ($000) $88,463 Avg Close $36.77 Range $33.58 - $38.73

Q3 2015

Shares 1,709,700 Value ($000) $84,442 Avg Close $38.40 Range $31.46 - $41.36

Q2 2015

Shares 1,741,600 Value ($000) $99,149 Avg Close $40.23 Range $38.42 - $42.17

Q1 2015

Shares 1,582,800 Value ($000) $90,979 Avg Close $40.30 Range $37.94 - $43.13

Q4 2014

Shares 1,576,300 Value ($000) $89,518 Avg Close $39.35 Range $35.32 - $41.85

Q3 2014

Shares 1,741,100 Value ($000) $103,212 Avg Close $39.37 Range $37.12 - $41.03

Q2 2014

Shares 2,587,700 Value ($000) $149,698 Avg Close $37.96 Range $36.06 - $39.67

Q1 2014

Shares 2,924,900 Value ($000) $166,047 Avg Close $35.76 Range $32.43 - $37.92

Q4 2013

Shares 2,827,400 Value ($000) $141,511 Avg Close $31.29 Range $29.09 - $32.94

Q3 2013

Shares 2,823,800 Value ($000) $134,441 Avg Close $30.97 Range $29.74 - $31.75

Q2 2013

Shares 56,500 Value ($000) $2,624 Avg Close $30.02 Range $28.02 - $32.11

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	994,122	$104,641	$93.24	$81.31 - $107.59
Q3 2025	1,429,779	$120	$81.01	$75.27 - $86.24
Q2 2025	766,092	$61	$77.39	$71.26 - $87.25
Q1 2025	1,837,492	$165	$90.12	$78.10 - $99.24
Q4 2024	1,748,235	$174	$98.70	$90.33 - $109.75
Q3 2024	1,300,031	$148	$112.96	$105.16 - $123.40
Q2 2024	1,272,041	$157	$121.72	$114.80 - $127.87
Q1 2024	1,281,839	$169	$115.77	$102.41 - $125.66
Q4 2023	903,564	$99	$96.81	$92.34 - $102.48
Q3 2023	966,139	$99	$99.84	$95.67 - $106.04
Q2 2023	876,418	$101	$104.47	$97.02 - $109.95
Q1 2023	712,573	$76	$98.68	$92.86 - $105.40
Q4 2022	322,263	$36	$92.80	$77.99 - $103.03
Q3 2022	350,148	$30,155	$80.41	$76.51 - $85.75
Q2 2022	348,168	$31,742	$79.21	$72.83 - $86.09
Q1 2022	394,539	$32,372	$69.85	$64.44 - $74.38
Q4 2021	376,759	$28,875	$69.89	$62.63 - $80.06
Q3 2021	252,803	$18,988	$66.14	$62.09 - $68.78
Q2 2021	291,005	$22,631	$64.14	$59.83 - $67.79
Q1 2021	265,939	$20,501	$63.06	$58.39 - $69.69
Q4 2020	391,756	$32,046	$64.85	$59.73 - $68.80
Q3 2020	945,504	$78,430	$65.93	$60.98 - $70.41
Q2 2020	1,231,759	$95,252	$62.87	$58.07 - $67.36
Q1 2020	1,096,391	$84,356	$65.09	$51.91 - $72.71
Q4 2019	1,161,960	$105,680	$67.55	$62.89 - $73.10
Q3 2019	1,560,178	$131,336	$65.47	$61.22 - $68.01
Q2 2019	1,470,921	$123,337	$62.14	$55.86 - $67.34
Q1 2019	229,921	$19,123	$60.29	$55.35 - $64.55
Q4 2018	264,675	$20,224	$56.50	$50.42 - $61.17
Q3 2018	268,875	$19,074	$50.65	$45.40 - $54.60
Q2 2018	278,375	$16,897	$44.52	$39.72 - $47.34
Q1 2018	289,375	$15,762	$42.25	$39.59 - $47.54
Q4 2017	284,675	$16,019	$43.00	$39.63 - $47.96
Q3 2017	292,521	$18,730	$46.68	$44.87 - $49.08
Q2 2017	745,921	$47,806	$46.54	$45.06 - $48.72
Q1 2017	745,821	$47,389	$46.06	$42.70 - $48.31
Q4 2016	759,321	$44,701	$44.08	$41.83 - $46.98
Q3 2016	132,000	$8,238	$43.73	$40.74 - $45.59
Q2 2016	871,000	$50,178	$39.48	$37.06 - $41.09
Q1 2016	1,587,700	$84,005	$36.03	$33.60 - $37.88
Q4 2015	1,674,800	$88,463	$36.77	$33.58 - $38.73
Q3 2015	1,709,700	$84,442	$38.40	$31.46 - $41.36
Q2 2015	1,741,600	$99,149	$40.23	$38.42 - $42.17
Q1 2015	1,582,800	$90,979	$40.30	$37.94 - $43.13
Q4 2014	1,576,300	$89,518	$39.35	$35.32 - $41.85
Q3 2014	1,741,100	$103,212	$39.37	$37.12 - $41.03
Q2 2014	2,587,700	$149,698	$37.96	$36.06 - $39.67
Q1 2014	2,924,900	$166,047	$35.76	$32.43 - $37.92
Q4 2013	2,827,400	$141,511	$31.29	$29.09 - $32.94
Q3 2013	2,823,800	$134,441	$30.97	$29.74 - $31.75
Q2 2013	56,500	$2,624	$30.02	$28.02 - $32.11