MERCK & CO INC

Ticker: MRK CUSIP: 58933Y105 Class: COM

DAVIS R M INC's Holding History (CIK: 0000891287)

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

Q4 2025

Shares 24,093 Value ($000) $2,536 Avg Close $93.24 Range $81.31 - $107.59

Q3 2025

Shares 26,404 Value ($000) $2,216 Avg Close $81.01 Range $75.27 - $86.24

Q2 2025

Shares 39,254 Value ($000) $3,107 Avg Close $77.39 Range $71.26 - $87.25

Q1 2025

Shares 72,288 Value ($000) $6,489 Avg Close $90.12 Range $78.10 - $99.24

Q4 2024

Shares 166,345 Value ($000) $16,548 Avg Close $98.70 Range $90.33 - $109.75

Q3 2024

Shares 312,511 Value ($000) $35,489 Avg Close $112.96 Range $105.16 - $123.40

Q2 2024

Shares 319,739 Value ($000) $39,584 Avg Close $121.72 Range $114.80 - $127.87

Q1 2024

Shares 318,476 Value ($000) $42,023 Avg Close $115.77 Range $102.41 - $125.66

Q4 2023

Shares 319,730 Value ($000) $34,857 Avg Close $96.81 Range $92.34 - $102.48

Q3 2023

Shares 324,365 Value ($000) $33 Avg Close $99.84 Range $95.67 - $106.04

Q2 2023

Shares 320,280 Value ($000) $37 Avg Close $104.47 Range $97.02 - $109.95

Q1 2023

Shares 318,162 Value ($000) $34 Avg Close $98.68 Range $92.86 - $105.40

Q4 2022

Shares 315,792 Value ($000) $35 Avg Close $92.80 Range $77.99 - $103.03

Q3 2022

Shares 312,679 Value ($000) $26,928 Avg Close $80.41 Range $76.51 - $85.75

Q2 2022

Shares 306,681 Value ($000) $27,960 Avg Close $79.21 Range $72.83 - $86.09

Q1 2022

Shares 304,078 Value ($000) $24,950 Avg Close $69.85 Range $64.44 - $74.38

Q4 2021

Shares 300,742 Value ($000) $23,049 Avg Close $69.89 Range $62.63 - $80.06

Q3 2021

Shares 292,509 Value ($000) $21,970 Avg Close $66.14 Range $62.09 - $68.78

Q2 2021

Shares 292,275 Value ($000) $22,730 Avg Close $64.14 Range $59.83 - $67.79

Q1 2021

Shares 291,919 Value ($000) $22,504 Avg Close $63.06 Range $58.39 - $69.69

Q4 2020

Shares 291,071 Value ($000) $23,810 Avg Close $64.85 Range $59.73 - $68.80

Q3 2020

Shares 306,167 Value ($000) $25,397 Avg Close $65.93 Range $60.98 - $70.41

Q2 2020

Shares 295,159 Value ($000) $22,825 Avg Close $62.87 Range $58.07 - $67.36

Q1 2020

Shares 286,096 Value ($000) $22,012 Avg Close $65.09 Range $51.91 - $72.71

Q4 2019

Shares 282,199 Value ($000) $25,666 Avg Close $67.55 Range $62.89 - $73.10

Q3 2019

Shares 280,046 Value ($000) $23,574 Avg Close $65.47 Range $61.22 - $68.01

Q2 2019

Shares 275,363 Value ($000) $23,089 Avg Close $62.14 Range $55.86 - $67.34

Q1 2019

Shares 278,254 Value ($000) $23,142 Avg Close $60.29 Range $55.35 - $64.55

Q4 2018

Shares 279,851 Value ($000) $21,383 Avg Close $56.50 Range $50.42 - $61.17

Q3 2018

Shares 269,933 Value ($000) $19,149 Avg Close $50.65 Range $45.40 - $54.60

Q2 2018

Shares 269,655 Value ($000) $16,368 Avg Close $44.52 Range $39.72 - $47.34

Q1 2018

Shares 247,754 Value ($000) $13,495 Avg Close $42.25 Range $39.59 - $47.54

Q4 2017

Shares 249,018 Value ($000) $14,012 Avg Close $43.00 Range $39.63 - $47.96

Q3 2017

Shares 266,011 Value ($000) $17,033 Avg Close $46.68 Range $44.87 - $49.08

Q2 2017

Shares 255,108 Value ($000) $16,350 Avg Close $46.54 Range $45.06 - $48.72

Q1 2017

Shares 233,553 Value ($000) $14,840 Avg Close $46.06 Range $42.70 - $48.31

Q4 2016

Shares 159,176 Value ($000) $9,371 Avg Close $44.08 Range $41.83 - $46.98

Q3 2016

Shares 22,892 Value ($000) $1,429 Avg Close $43.73 Range $40.74 - $45.59

Q2 2016

Shares 24,440 Value ($000) $1,408 Avg Close $39.48 Range $37.06 - $41.09

Q1 2016

Shares 21,362 Value ($000) $1,130 Avg Close $36.03 Range $33.60 - $37.88

Q4 2015

Shares 22,288 Value ($000) $1,177 Avg Close $36.77 Range $33.58 - $38.73

Q3 2015

Shares 24,140 Value ($000) $1,192 Avg Close $38.40 Range $31.46 - $41.36

Q2 2015

Shares 16,610 Value ($000) $946 Avg Close $40.23 Range $38.42 - $42.17

Q1 2015

Shares 16,120 Value ($000) $927 Avg Close $40.30 Range $37.94 - $43.13

Q4 2014

Shares 15,790 Value ($000) $897 Avg Close $39.35 Range $35.32 - $41.85

Q3 2014

Shares 13,162 Value ($000) $780 Avg Close $39.37 Range $37.12 - $41.03

Q2 2014

Shares 11,347 Value ($000) $656 Avg Close $37.96 Range $36.06 - $39.67

Q1 2014

Shares 14,768 Value ($000) $838 Avg Close $35.76 Range $32.43 - $37.92

Q4 2013

Shares 14,046 Value ($000) $703 Avg Close $31.29 Range $29.09 - $32.94

Q3 2013

Shares 12,325 Value ($000) $587 Avg Close $30.97 Range $29.74 - $31.75

Q2 2013

Shares 11,911 Value ($000) $553 Avg Close $30.02 Range $28.02 - $32.11

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	24,093	$2,536	$93.24	$81.31 - $107.59
Q3 2025	26,404	$2,216	$81.01	$75.27 - $86.24
Q2 2025	39,254	$3,107	$77.39	$71.26 - $87.25
Q1 2025	72,288	$6,489	$90.12	$78.10 - $99.24
Q4 2024	166,345	$16,548	$98.70	$90.33 - $109.75
Q3 2024	312,511	$35,489	$112.96	$105.16 - $123.40
Q2 2024	319,739	$39,584	$121.72	$114.80 - $127.87
Q1 2024	318,476	$42,023	$115.77	$102.41 - $125.66
Q4 2023	319,730	$34,857	$96.81	$92.34 - $102.48
Q3 2023	324,365	$33	$99.84	$95.67 - $106.04
Q2 2023	320,280	$37	$104.47	$97.02 - $109.95
Q1 2023	318,162	$34	$98.68	$92.86 - $105.40
Q4 2022	315,792	$35	$92.80	$77.99 - $103.03
Q3 2022	312,679	$26,928	$80.41	$76.51 - $85.75
Q2 2022	306,681	$27,960	$79.21	$72.83 - $86.09
Q1 2022	304,078	$24,950	$69.85	$64.44 - $74.38
Q4 2021	300,742	$23,049	$69.89	$62.63 - $80.06
Q3 2021	292,509	$21,970	$66.14	$62.09 - $68.78
Q2 2021	292,275	$22,730	$64.14	$59.83 - $67.79
Q1 2021	291,919	$22,504	$63.06	$58.39 - $69.69
Q4 2020	291,071	$23,810	$64.85	$59.73 - $68.80
Q3 2020	306,167	$25,397	$65.93	$60.98 - $70.41
Q2 2020	295,159	$22,825	$62.87	$58.07 - $67.36
Q1 2020	286,096	$22,012	$65.09	$51.91 - $72.71
Q4 2019	282,199	$25,666	$67.55	$62.89 - $73.10
Q3 2019	280,046	$23,574	$65.47	$61.22 - $68.01
Q2 2019	275,363	$23,089	$62.14	$55.86 - $67.34
Q1 2019	278,254	$23,142	$60.29	$55.35 - $64.55
Q4 2018	279,851	$21,383	$56.50	$50.42 - $61.17
Q3 2018	269,933	$19,149	$50.65	$45.40 - $54.60
Q2 2018	269,655	$16,368	$44.52	$39.72 - $47.34
Q1 2018	247,754	$13,495	$42.25	$39.59 - $47.54
Q4 2017	249,018	$14,012	$43.00	$39.63 - $47.96
Q3 2017	266,011	$17,033	$46.68	$44.87 - $49.08
Q2 2017	255,108	$16,350	$46.54	$45.06 - $48.72
Q1 2017	233,553	$14,840	$46.06	$42.70 - $48.31
Q4 2016	159,176	$9,371	$44.08	$41.83 - $46.98
Q3 2016	22,892	$1,429	$43.73	$40.74 - $45.59
Q2 2016	24,440	$1,408	$39.48	$37.06 - $41.09
Q1 2016	21,362	$1,130	$36.03	$33.60 - $37.88
Q4 2015	22,288	$1,177	$36.77	$33.58 - $38.73
Q3 2015	24,140	$1,192	$38.40	$31.46 - $41.36
Q2 2015	16,610	$946	$40.23	$38.42 - $42.17
Q1 2015	16,120	$927	$40.30	$37.94 - $43.13
Q4 2014	15,790	$897	$39.35	$35.32 - $41.85
Q3 2014	13,162	$780	$39.37	$37.12 - $41.03
Q2 2014	11,347	$656	$37.96	$36.06 - $39.67
Q1 2014	14,768	$838	$35.76	$32.43 - $37.92
Q4 2013	14,046	$703	$31.29	$29.09 - $32.94
Q3 2013	12,325	$587	$30.97	$29.74 - $31.75
Q2 2013	11,911	$553	$30.02	$28.02 - $32.11