MERCK & CO INC

Ticker: MRK CUSIP: 58933Y105 Class: COM

DUNCKER STREETT & CO INC's Holding History (CIK: 0001020585)

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

Q4 2025

Shares 63,287 Value ($000) $6,662 Avg Close $93.24 Range $81.31 - $107.59

Q3 2025

Shares 30,085 Value ($000) $2,525 Avg Close $81.01 Range $75.27 - $86.24

Q2 2025

Shares 30,635 Value ($000) $2,425 Avg Close $77.39 Range $71.26 - $87.25

Q1 2025

Shares 30,198 Value ($000) $2,711 Avg Close $90.12 Range $78.10 - $99.24

Q4 2024

Shares 30,488 Value ($000) $3,033 Avg Close $98.70 Range $90.33 - $109.75

Q3 2024

Shares 28,251 Value ($000) $3,208 Avg Close $112.96 Range $105.16 - $123.40

Q2 2024

Shares 28,187 Value ($000) $3,490 Avg Close $121.72 Range $114.80 - $127.87

Q1 2024

Shares 28,177 Value ($000) $3,718 Avg Close $115.77 Range $102.41 - $125.66

Q4 2023

Shares 29,166 Value ($000) $3,180 Avg Close $96.81 Range $92.34 - $102.48

Q3 2023

Shares 29,779 Value ($000) $3,066 Avg Close $99.84 Range $95.67 - $106.04

Q2 2023

Shares 30,126 Value ($000) $3,476 Avg Close $104.47 Range $97.02 - $109.95

Q1 2023

Shares 30,515 Value ($000) $3,246 Avg Close $98.68 Range $92.86 - $105.40

Q4 2022

Shares 32,533 Value ($000) $3,610 Avg Close $92.80 Range $77.99 - $103.03

Q3 2022

Shares 32,522 Value ($000) $2,801 Avg Close $80.41 Range $76.51 - $85.75

Q2 2022

Shares 33,461 Value ($000) $3,051 Avg Close $79.21 Range $72.83 - $86.09

Q1 2022

Shares 33,585 Value ($000) $2,756 Avg Close $69.85 Range $64.44 - $74.38

Q4 2021

Shares 36,013 Value ($000) $2,760 Avg Close $69.89 Range $62.63 - $80.06

Q3 2021

Shares 38,045 Value ($000) $2,858 Avg Close $66.14 Range $62.09 - $68.78

Q2 2021

Shares 37,300 Value ($000) $2,901 Avg Close $64.14 Range $59.83 - $67.79

Q1 2021

Shares 40,618 Value ($000) $3,131 Avg Close $63.06 Range $58.39 - $69.69

Q4 2020

Shares 45,170 Value ($000) $3,695 Avg Close $64.85 Range $59.73 - $68.80

Q3 2020

Shares 60,085 Value ($000) $4,984 Avg Close $65.93 Range $60.98 - $70.41

Q2 2020

Shares 60,559 Value ($000) $4,683 Avg Close $62.87 Range $58.07 - $67.36

Q1 2020

Shares 63,371 Value ($000) $4,876 Avg Close $65.09 Range $51.91 - $72.71

Q4 2019

Shares 63,827 Value ($000) $5,805 Avg Close $67.55 Range $62.89 - $73.10

Q3 2019

Shares 64,663 Value ($000) $5,444 Avg Close $65.47 Range $61.22 - $68.01

Q2 2019

Shares 64,499 Value ($000) $5,409 Avg Close $62.14 Range $55.86 - $67.34

Q1 2019

Shares 66,133 Value ($000) $5,500 Avg Close $60.29 Range $55.35 - $64.55

Q4 2018

Shares 65,386 Value ($000) $4,996 Avg Close $56.50 Range $50.42 - $61.17

Q3 2018

Shares 53,045 Value ($000) $3,763 Avg Close $50.65 Range $45.40 - $54.60

Q2 2018

Shares 52,897 Value ($000) $3,211 Avg Close $44.52 Range $39.72 - $47.34

Q1 2018

Shares 52,565 Value ($000) $2,863 Avg Close $42.25 Range $39.59 - $47.54

Q4 2017

Shares 52,383 Value ($000) $2,948 Avg Close $43.00 Range $39.63 - $47.96

Q3 2017

Shares 51,973 Value ($000) $3,328 Avg Close $46.68 Range $44.87 - $49.08

Q2 2017

Shares 52,797 Value ($000) $3,383 Avg Close $46.54 Range $45.06 - $48.72

Q1 2017

Shares 53,537 Value ($000) $3,402 Avg Close $46.06 Range $42.70 - $48.31

Q4 2016

Shares 50,446 Value ($000) $2,969 Avg Close $44.08 Range $41.83 - $46.98

Q3 2016

Shares 50,089 Value ($000) $3,126 Avg Close $43.73 Range $40.74 - $45.59

Q2 2016

Shares 50,070 Value ($000) $2,884 Avg Close $39.48 Range $37.06 - $41.09

Q1 2016

Shares 50,048 Value ($000) $2,648 Avg Close $36.03 Range $33.60 - $37.88

Q4 2015

Shares 49,549 Value ($000) $2,618 Avg Close $36.77 Range $33.58 - $38.73

Q3 2015

Shares 49,724 Value ($000) $2,456 Avg Close $38.40 Range $31.46 - $41.36

Q2 2015

Shares 49,853 Value ($000) $2,838 Avg Close $40.23 Range $38.42 - $42.17

Q1 2015

Shares 55,661 Value ($000) $3,200 Avg Close $40.30 Range $37.94 - $43.13

Q4 2014

Shares 56,603 Value ($000) $3,215 Avg Close $39.35 Range $35.32 - $41.85

Q3 2014

Shares 56,583 Value ($000) $3,355 Avg Close $39.37 Range $37.12 - $41.03

Q2 2014

Shares 57,822 Value ($000) $3,345 Avg Close $37.96 Range $36.06 - $39.67

Q1 2014

Shares 56,902 Value ($000) $3,231 Avg Close $35.76 Range $32.43 - $37.92

Q4 2013

Shares 56,883 Value ($000) $2,847 Avg Close $31.29 Range $29.09 - $32.94

Q3 2013

Shares 56,314 Value ($000) $2,681 Avg Close $30.97 Range $29.74 - $31.75

Q2 2013

Shares 53,496 Value ($000) $2,485 Avg Close $30.02 Range $28.02 - $32.11

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	63,287	$6,662	$93.24	$81.31 - $107.59
Q3 2025	30,085	$2,525	$81.01	$75.27 - $86.24
Q2 2025	30,635	$2,425	$77.39	$71.26 - $87.25
Q1 2025	30,198	$2,711	$90.12	$78.10 - $99.24
Q4 2024	30,488	$3,033	$98.70	$90.33 - $109.75
Q3 2024	28,251	$3,208	$112.96	$105.16 - $123.40
Q2 2024	28,187	$3,490	$121.72	$114.80 - $127.87
Q1 2024	28,177	$3,718	$115.77	$102.41 - $125.66
Q4 2023	29,166	$3,180	$96.81	$92.34 - $102.48
Q3 2023	29,779	$3,066	$99.84	$95.67 - $106.04
Q2 2023	30,126	$3,476	$104.47	$97.02 - $109.95
Q1 2023	30,515	$3,246	$98.68	$92.86 - $105.40
Q4 2022	32,533	$3,610	$92.80	$77.99 - $103.03
Q3 2022	32,522	$2,801	$80.41	$76.51 - $85.75
Q2 2022	33,461	$3,051	$79.21	$72.83 - $86.09
Q1 2022	33,585	$2,756	$69.85	$64.44 - $74.38
Q4 2021	36,013	$2,760	$69.89	$62.63 - $80.06
Q3 2021	38,045	$2,858	$66.14	$62.09 - $68.78
Q2 2021	37,300	$2,901	$64.14	$59.83 - $67.79
Q1 2021	40,618	$3,131	$63.06	$58.39 - $69.69
Q4 2020	45,170	$3,695	$64.85	$59.73 - $68.80
Q3 2020	60,085	$4,984	$65.93	$60.98 - $70.41
Q2 2020	60,559	$4,683	$62.87	$58.07 - $67.36
Q1 2020	63,371	$4,876	$65.09	$51.91 - $72.71
Q4 2019	63,827	$5,805	$67.55	$62.89 - $73.10
Q3 2019	64,663	$5,444	$65.47	$61.22 - $68.01
Q2 2019	64,499	$5,409	$62.14	$55.86 - $67.34
Q1 2019	66,133	$5,500	$60.29	$55.35 - $64.55
Q4 2018	65,386	$4,996	$56.50	$50.42 - $61.17
Q3 2018	53,045	$3,763	$50.65	$45.40 - $54.60
Q2 2018	52,897	$3,211	$44.52	$39.72 - $47.34
Q1 2018	52,565	$2,863	$42.25	$39.59 - $47.54
Q4 2017	52,383	$2,948	$43.00	$39.63 - $47.96
Q3 2017	51,973	$3,328	$46.68	$44.87 - $49.08
Q2 2017	52,797	$3,383	$46.54	$45.06 - $48.72
Q1 2017	53,537	$3,402	$46.06	$42.70 - $48.31
Q4 2016	50,446	$2,969	$44.08	$41.83 - $46.98
Q3 2016	50,089	$3,126	$43.73	$40.74 - $45.59
Q2 2016	50,070	$2,884	$39.48	$37.06 - $41.09
Q1 2016	50,048	$2,648	$36.03	$33.60 - $37.88
Q4 2015	49,549	$2,618	$36.77	$33.58 - $38.73
Q3 2015	49,724	$2,456	$38.40	$31.46 - $41.36
Q2 2015	49,853	$2,838	$40.23	$38.42 - $42.17
Q1 2015	55,661	$3,200	$40.30	$37.94 - $43.13
Q4 2014	56,603	$3,215	$39.35	$35.32 - $41.85
Q3 2014	56,583	$3,355	$39.37	$37.12 - $41.03
Q2 2014	57,822	$3,345	$37.96	$36.06 - $39.67
Q1 2014	56,902	$3,231	$35.76	$32.43 - $37.92
Q4 2013	56,883	$2,847	$31.29	$29.09 - $32.94
Q3 2013	56,314	$2,681	$30.97	$29.74 - $31.75
Q2 2013	53,496	$2,485	$30.02	$28.02 - $32.11