MERCK & CO INC

Ticker: MRK CUSIP: 58933Y105 Class: COM

MIDDLETON & CO INC/MA's Holding History (CIK: 0000919497)

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

Q4 2025

Shares 145,353 Value ($000) $15,300 Avg Close $93.24 Range $81.31 - $107.59

Q3 2025

Shares 143,114 Value ($000) $12,012 Avg Close $81.01 Range $75.27 - $86.24

Q2 2025

Shares 145,949 Value ($000) $11,553 Avg Close $77.39 Range $71.26 - $87.25

Q1 2025

Shares 145,301 Value ($000) $13,042 Avg Close $90.12 Range $78.10 - $99.24

Q4 2024

Shares 146,568 Value ($000) $14,581 Avg Close $98.70 Range $90.33 - $109.75

Q3 2024

Shares 138,162 Value ($000) $15,690 Avg Close $112.96 Range $105.16 - $123.40

Q2 2024

Shares 135,828 Value ($000) $16,816 Avg Close $121.72 Range $114.80 - $127.87

Q1 2024

Shares 138,401 Value ($000) $18,262 Avg Close $115.77 Range $102.41 - $125.66

Q4 2023

Shares 138,017 Value ($000) $15,047 Avg Close $96.81 Range $92.34 - $102.48

Q3 2023

Shares 134,005 Value ($000) $13,796 Avg Close $99.84 Range $95.67 - $106.04

Q2 2023

Shares 134,065 Value ($000) $15,470 Avg Close $104.47 Range $97.02 - $109.95

Q1 2023

Shares 134,106 Value ($000) $14,268 Avg Close $98.68 Range $92.86 - $105.40

Q4 2022

Shares 134,746 Value ($000) $14,950 Avg Close $92.80 Range $77.99 - $103.03

Q3 2022

Shares 135,907 Value ($000) $11,704 Avg Close $80.41 Range $76.51 - $85.75

Q2 2022

Shares 147,928 Value ($000) $13,487 Avg Close $79.21 Range $72.83 - $86.09

Q1 2022

Shares 150,862 Value ($000) $12,378 Avg Close $69.85 Range $64.44 - $74.38

Q4 2021

Shares 151,917 Value ($000) $11,643 Avg Close $69.89 Range $62.63 - $80.06

Q3 2021

Shares 151,057 Value ($000) $11,346 Avg Close $66.14 Range $62.09 - $68.78

Q2 2021

Shares 150,630 Value ($000) $11,715 Avg Close $64.14 Range $59.83 - $67.79

Q1 2021

Shares 154,411 Value ($000) $11,904 Avg Close $63.06 Range $58.39 - $69.69

Q4 2020

Shares 155,175 Value ($000) $12,693 Avg Close $64.85 Range $59.73 - $68.80

Q3 2020

Shares 155,820 Value ($000) $12,925 Avg Close $65.93 Range $60.98 - $70.41

Q2 2020

Shares 154,597 Value ($000) $11,955 Avg Close $62.87 Range $58.07 - $67.36

Q1 2020

Shares 155,030 Value ($000) $11,928 Avg Close $65.09 Range $51.91 - $72.71

Q4 2019

Shares 154,087 Value ($000) $14,014 Avg Close $67.55 Range $62.89 - $73.10

Q3 2019

Shares 151,343 Value ($000) $12,740 Avg Close $65.47 Range $61.22 - $68.01

Q2 2019

Shares 160,456 Value ($000) $13,454 Avg Close $62.14 Range $55.86 - $67.34

Q1 2019

Shares 165,400 Value ($000) $13,756 Avg Close $60.29 Range $55.35 - $64.55

Q4 2018

Shares 171,445 Value ($000) $13,100 Avg Close $56.50 Range $50.42 - $61.17

Q3 2018

Shares 162,620 Value ($000) $11,536 Avg Close $50.65 Range $45.40 - $54.60

Q2 2018

Shares 165,267 Value ($000) $10,031 Avg Close $44.52 Range $39.72 - $47.34

Q1 2018

Shares 157,307 Value ($000) $8,569 Avg Close $42.25 Range $39.59 - $47.54

Q4 2017

Shares 151,244 Value ($000) $8,510 Avg Close $43.00 Range $39.63 - $47.96

Q3 2017

Shares 158,945 Value ($000) $10,177 Avg Close $46.68 Range $44.87 - $49.08

Q2 2017

Shares 159,236 Value ($000) $10,206 Avg Close $46.54 Range $45.06 - $48.72

Q1 2017

Shares 156,941 Value ($000) $9,972 Avg Close $46.06 Range $42.70 - $48.31

Q4 2016

Shares 161,520 Value ($000) $9,508 Avg Close $44.08 Range $41.83 - $46.98

Q3 2016

Shares 165,088 Value ($000) $10,303 Avg Close $43.73 Range $40.74 - $45.59

Q2 2016

Shares 169,868 Value ($000) $9,786 Avg Close $39.48 Range $37.06 - $41.09

Q1 2016

Shares 185,147 Value ($000) $9,796 Avg Close $36.03 Range $33.60 - $37.88

Q4 2015

Shares 179,682 Value ($000) $9,490 Avg Close $36.77 Range $33.58 - $38.73

Q3 2015

Shares 172,967 Value ($000) $8,543 Avg Close $38.40 Range $31.46 - $41.36

Q2 2015

Shares 166,002 Value ($000) $9,451 Avg Close $40.23 Range $38.42 - $42.17

Q1 2015

Shares 163,691 Value ($000) $9,409 Avg Close $40.30 Range $37.94 - $43.13

Q4 2014

Shares 158,739 Value ($000) $9,015 Avg Close $39.35 Range $35.32 - $41.85

Q3 2014

Shares 161,181 Value ($000) $9,555 Avg Close $39.37 Range $37.12 - $41.03

Q2 2014

Shares 161,115 Value ($000) $9,320 Avg Close $37.96 Range $36.06 - $39.67

Q1 2014

Shares 156,970 Value ($000) $8,911 Avg Close $35.76 Range $32.43 - $37.92

Q4 2013

Shares 150,720 Value ($000) $7,544 Avg Close $31.29 Range $29.09 - $32.94

Q3 2013

Shares 151,725 Value ($000) $7,223 Avg Close $30.97 Range $29.74 - $31.75

Q2 2013

Shares 144,651 Value ($000) $6,719 Avg Close $30.02 Range $28.02 - $32.11

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	145,353	$15,300	$93.24	$81.31 - $107.59
Q3 2025	143,114	$12,012	$81.01	$75.27 - $86.24
Q2 2025	145,949	$11,553	$77.39	$71.26 - $87.25
Q1 2025	145,301	$13,042	$90.12	$78.10 - $99.24
Q4 2024	146,568	$14,581	$98.70	$90.33 - $109.75
Q3 2024	138,162	$15,690	$112.96	$105.16 - $123.40
Q2 2024	135,828	$16,816	$121.72	$114.80 - $127.87
Q1 2024	138,401	$18,262	$115.77	$102.41 - $125.66
Q4 2023	138,017	$15,047	$96.81	$92.34 - $102.48
Q3 2023	134,005	$13,796	$99.84	$95.67 - $106.04
Q2 2023	134,065	$15,470	$104.47	$97.02 - $109.95
Q1 2023	134,106	$14,268	$98.68	$92.86 - $105.40
Q4 2022	134,746	$14,950	$92.80	$77.99 - $103.03
Q3 2022	135,907	$11,704	$80.41	$76.51 - $85.75
Q2 2022	147,928	$13,487	$79.21	$72.83 - $86.09
Q1 2022	150,862	$12,378	$69.85	$64.44 - $74.38
Q4 2021	151,917	$11,643	$69.89	$62.63 - $80.06
Q3 2021	151,057	$11,346	$66.14	$62.09 - $68.78
Q2 2021	150,630	$11,715	$64.14	$59.83 - $67.79
Q1 2021	154,411	$11,904	$63.06	$58.39 - $69.69
Q4 2020	155,175	$12,693	$64.85	$59.73 - $68.80
Q3 2020	155,820	$12,925	$65.93	$60.98 - $70.41
Q2 2020	154,597	$11,955	$62.87	$58.07 - $67.36
Q1 2020	155,030	$11,928	$65.09	$51.91 - $72.71
Q4 2019	154,087	$14,014	$67.55	$62.89 - $73.10
Q3 2019	151,343	$12,740	$65.47	$61.22 - $68.01
Q2 2019	160,456	$13,454	$62.14	$55.86 - $67.34
Q1 2019	165,400	$13,756	$60.29	$55.35 - $64.55
Q4 2018	171,445	$13,100	$56.50	$50.42 - $61.17
Q3 2018	162,620	$11,536	$50.65	$45.40 - $54.60
Q2 2018	165,267	$10,031	$44.52	$39.72 - $47.34
Q1 2018	157,307	$8,569	$42.25	$39.59 - $47.54
Q4 2017	151,244	$8,510	$43.00	$39.63 - $47.96
Q3 2017	158,945	$10,177	$46.68	$44.87 - $49.08
Q2 2017	159,236	$10,206	$46.54	$45.06 - $48.72
Q1 2017	156,941	$9,972	$46.06	$42.70 - $48.31
Q4 2016	161,520	$9,508	$44.08	$41.83 - $46.98
Q3 2016	165,088	$10,303	$43.73	$40.74 - $45.59
Q2 2016	169,868	$9,786	$39.48	$37.06 - $41.09
Q1 2016	185,147	$9,796	$36.03	$33.60 - $37.88
Q4 2015	179,682	$9,490	$36.77	$33.58 - $38.73
Q3 2015	172,967	$8,543	$38.40	$31.46 - $41.36
Q2 2015	166,002	$9,451	$40.23	$38.42 - $42.17
Q1 2015	163,691	$9,409	$40.30	$37.94 - $43.13
Q4 2014	158,739	$9,015	$39.35	$35.32 - $41.85
Q3 2014	161,181	$9,555	$39.37	$37.12 - $41.03
Q2 2014	161,115	$9,320	$37.96	$36.06 - $39.67
Q1 2014	156,970	$8,911	$35.76	$32.43 - $37.92
Q4 2013	150,720	$7,544	$31.29	$29.09 - $32.94
Q3 2013	151,725	$7,223	$30.97	$29.74 - $31.75
Q2 2013	144,651	$6,719	$30.02	$28.02 - $32.11