MERCK & CO INC

Ticker: MRK CUSIP: 58933Y105 Class: COM

CAPITAL COUNSEL LLC/NY's Holding History (CIK: 0001114928)

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

Q4 2025

Shares 63,213 Value ($000) $6,654 Avg Close $93.24 Range $81.31 - $107.59

Q3 2025

Shares 63,213 Value ($000) $5,305 Avg Close $81.01 Range $75.27 - $86.24

Q2 2025

Shares 63,228 Value ($000) $5,005 Avg Close $77.39 Range $71.26 - $87.25

Q1 2025

Shares 62,108 Value ($000) $5,575 Avg Close $90.12 Range $78.10 - $99.24

Q4 2024

Shares 62,181 Value ($000) $6,186 Avg Close $98.70 Range $90.33 - $109.75

Q3 2024

Shares 62,206 Value ($000) $7,064 Avg Close $112.96 Range $105.16 - $123.40

Q2 2024

Shares 62,183 Value ($000) $7,698 Avg Close $121.72 Range $114.80 - $127.87

Q1 2024

Shares 62,183 Value ($000) $8,205 Avg Close $115.77 Range $102.41 - $125.66

Q4 2023

Shares 62,183 Value ($000) $6,779 Avg Close $96.81 Range $92.34 - $102.48

Q3 2023

Shares 62,183 Value ($000) $6,402 Avg Close $99.84 Range $95.67 - $106.04

Q2 2023

Shares 62,183 Value ($000) $7,175 Avg Close $104.47 Range $97.02 - $109.95

Q1 2023

Shares 62,183 Value ($000) $6,616 Avg Close $98.68 Range $92.86 - $105.40

Q4 2022

Shares 62,183 Value ($000) $6,899 Avg Close $92.80 Range $77.99 - $103.03

Q3 2022

Shares 62,183 Value ($000) $5,355 Avg Close $80.41 Range $76.51 - $85.75

Q2 2022

Shares 62,183 Value ($000) $5,669 Avg Close $79.21 Range $72.83 - $86.09

Q1 2022

Shares 62,183 Value ($000) $5,102 Avg Close $69.85 Range $64.44 - $74.38

Q4 2021

Shares 62,233 Value ($000) $4,770 Avg Close $69.89 Range $62.63 - $80.06

Q3 2021

Shares 62,376 Value ($000) $4,685 Avg Close $66.14 Range $62.09 - $68.78

Q2 2021

Shares 65,191 Value ($000) $5,070 Avg Close $64.14 Range $59.83 - $67.79

Q1 2021

Shares 95,967 Value ($000) $7,398 Avg Close $63.06 Range $58.39 - $69.69

Q4 2020

Shares 95,967 Value ($000) $7,850 Avg Close $64.85 Range $59.73 - $68.80

Q3 2020

Shares 95,967 Value ($000) $7,960 Avg Close $65.93 Range $60.98 - $70.41

Q2 2020

Shares 96,067 Value ($000) $7,429 Avg Close $62.87 Range $58.07 - $67.36

Q1 2020

Shares 96,067 Value ($000) $7,391 Avg Close $65.09 Range $51.91 - $72.71

Q4 2019

Shares 98,383 Value ($000) $8,948 Avg Close $67.55 Range $62.89 - $73.10

Q3 2019

Shares 97,633 Value ($000) $8,219 Avg Close $65.47 Range $61.22 - $68.01

Q2 2019

Shares 98,733 Value ($000) $8,279 Avg Close $62.14 Range $55.86 - $67.34

Q1 2019

Shares 98,733 Value ($000) $8,212 Avg Close $60.29 Range $55.35 - $64.55

Q4 2018

Shares 98,733 Value ($000) $7,544 Avg Close $56.50 Range $50.42 - $61.17

Q3 2018

Shares 98,733 Value ($000) $7,004 Avg Close $50.65 Range $45.40 - $54.60

Q2 2018

Shares 100,683 Value ($000) $6,111 Avg Close $44.52 Range $39.72 - $47.34

Q1 2018

Shares 100,683 Value ($000) $5,484 Avg Close $42.25 Range $39.59 - $47.54

Q4 2017

Shares 101,438 Value ($000) $5,708 Avg Close $43.00 Range $39.63 - $47.96

Q3 2017

Shares 101,369 Value ($000) $6,491 Avg Close $46.68 Range $44.87 - $49.08

Q2 2017

Shares 102,079 Value ($000) $6,542 Avg Close $46.54 Range $45.06 - $48.72

Q1 2017

Shares 102,319 Value ($000) $6,501 Avg Close $46.06 Range $42.70 - $48.31

Q4 2016

Shares 100,336 Value ($000) $5,907 Avg Close $44.08 Range $41.83 - $46.98

Q3 2016

Shares 100,336 Value ($000) $6,262 Avg Close $43.73 Range $40.74 - $45.59

Q2 2016

Shares 95,920 Value ($000) $5,526 Avg Close $39.48 Range $37.06 - $41.09

Q1 2016

Shares 100,226 Value ($000) $5,303 Avg Close $36.03 Range $33.60 - $37.88

Q4 2015

Shares 101,685 Value ($000) $5,371 Avg Close $36.77 Range $33.58 - $38.73

Q3 2015

Shares 101,254 Value ($000) $5,001 Avg Close $38.40 Range $31.46 - $41.36

Q2 2015

Shares 105,654 Value ($000) $6,015 Avg Close $40.23 Range $38.42 - $42.17

Q1 2015

Shares 105,654 Value ($000) $6,073 Avg Close $40.30 Range $37.94 - $43.13

Q4 2014

Shares 105,654 Value ($000) $6,000 Avg Close $39.35 Range $35.32 - $41.85

Q3 2014

Shares 105,481 Value ($000) $6,253 Avg Close $39.37 Range $37.12 - $41.03

Q2 2014

Shares 105,481 Value ($000) $6,102 Avg Close $37.96 Range $36.06 - $39.67

Q1 2014

Shares 105,381 Value ($000) $5,982 Avg Close $35.76 Range $32.43 - $37.92

Q4 2013

Shares 106,381 Value ($000) $5,324 Avg Close $31.29 Range $29.09 - $32.94

Q3 2013

Shares 106,781 Value ($000) $5,084 Avg Close $30.97 Range $29.74 - $31.75

Q2 2013

Shares 107,094 Value ($000) $4,975 Avg Close $30.02 Range $28.02 - $32.11

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	63,213	$6,654	$93.24	$81.31 - $107.59
Q3 2025	63,213	$5,305	$81.01	$75.27 - $86.24
Q2 2025	63,228	$5,005	$77.39	$71.26 - $87.25
Q1 2025	62,108	$5,575	$90.12	$78.10 - $99.24
Q4 2024	62,181	$6,186	$98.70	$90.33 - $109.75
Q3 2024	62,206	$7,064	$112.96	$105.16 - $123.40
Q2 2024	62,183	$7,698	$121.72	$114.80 - $127.87
Q1 2024	62,183	$8,205	$115.77	$102.41 - $125.66
Q4 2023	62,183	$6,779	$96.81	$92.34 - $102.48
Q3 2023	62,183	$6,402	$99.84	$95.67 - $106.04
Q2 2023	62,183	$7,175	$104.47	$97.02 - $109.95
Q1 2023	62,183	$6,616	$98.68	$92.86 - $105.40
Q4 2022	62,183	$6,899	$92.80	$77.99 - $103.03
Q3 2022	62,183	$5,355	$80.41	$76.51 - $85.75
Q2 2022	62,183	$5,669	$79.21	$72.83 - $86.09
Q1 2022	62,183	$5,102	$69.85	$64.44 - $74.38
Q4 2021	62,233	$4,770	$69.89	$62.63 - $80.06
Q3 2021	62,376	$4,685	$66.14	$62.09 - $68.78
Q2 2021	65,191	$5,070	$64.14	$59.83 - $67.79
Q1 2021	95,967	$7,398	$63.06	$58.39 - $69.69
Q4 2020	95,967	$7,850	$64.85	$59.73 - $68.80
Q3 2020	95,967	$7,960	$65.93	$60.98 - $70.41
Q2 2020	96,067	$7,429	$62.87	$58.07 - $67.36
Q1 2020	96,067	$7,391	$65.09	$51.91 - $72.71
Q4 2019	98,383	$8,948	$67.55	$62.89 - $73.10
Q3 2019	97,633	$8,219	$65.47	$61.22 - $68.01
Q2 2019	98,733	$8,279	$62.14	$55.86 - $67.34
Q1 2019	98,733	$8,212	$60.29	$55.35 - $64.55
Q4 2018	98,733	$7,544	$56.50	$50.42 - $61.17
Q3 2018	98,733	$7,004	$50.65	$45.40 - $54.60
Q2 2018	100,683	$6,111	$44.52	$39.72 - $47.34
Q1 2018	100,683	$5,484	$42.25	$39.59 - $47.54
Q4 2017	101,438	$5,708	$43.00	$39.63 - $47.96
Q3 2017	101,369	$6,491	$46.68	$44.87 - $49.08
Q2 2017	102,079	$6,542	$46.54	$45.06 - $48.72
Q1 2017	102,319	$6,501	$46.06	$42.70 - $48.31
Q4 2016	100,336	$5,907	$44.08	$41.83 - $46.98
Q3 2016	100,336	$6,262	$43.73	$40.74 - $45.59
Q2 2016	95,920	$5,526	$39.48	$37.06 - $41.09
Q1 2016	100,226	$5,303	$36.03	$33.60 - $37.88
Q4 2015	101,685	$5,371	$36.77	$33.58 - $38.73
Q3 2015	101,254	$5,001	$38.40	$31.46 - $41.36
Q2 2015	105,654	$6,015	$40.23	$38.42 - $42.17
Q1 2015	105,654	$6,073	$40.30	$37.94 - $43.13
Q4 2014	105,654	$6,000	$39.35	$35.32 - $41.85
Q3 2014	105,481	$6,253	$39.37	$37.12 - $41.03
Q2 2014	105,481	$6,102	$37.96	$36.06 - $39.67
Q1 2014	105,381	$5,982	$35.76	$32.43 - $37.92
Q4 2013	106,381	$5,324	$31.29	$29.09 - $32.94
Q3 2013	106,781	$5,084	$30.97	$29.74 - $31.75
Q2 2013	107,094	$4,975	$30.02	$28.02 - $32.11