MERCK & CO INC

Ticker: MRK CUSIP: 58933Y105 Class: COM

Keystone Financial Group's Holding History (CIK: 0001729299)

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

Q4 2025

Shares 22,753 Value ($000) $2,395 Avg Close $93.24 Range $81.31 - $107.59

Q3 2025

Shares 24,652 Value ($000) $2,118 Avg Close $81.01 Range $75.27 - $86.24

Q2 2025

Shares 27,101 Value ($000) $2,147 Avg Close $77.39 Range $71.26 - $87.25

Q1 2025

Shares 26,706 Value ($000) $2,375 Avg Close $90.12 Range $78.10 - $99.24

Q4 2024

Shares 27,242 Value ($000) $2,696 Avg Close $98.70 Range $90.33 - $109.75

Q3 2024

Shares 27,008 Value ($000) $3,067 Avg Close $112.96 Range $105.16 - $123.40

Q2 2024

Shares 26,494 Value ($000) $3,280 Avg Close $121.72 Range $114.80 - $127.87

Q1 2024

Shares 26,492 Value ($000) $3,496 Avg Close $115.77 Range $102.41 - $125.66

Q4 2023

Shares 25,796 Value ($000) $2,812 Avg Close $96.81 Range $92.34 - $102.48

Q3 2023

Shares 26,783 Value ($000) $2,757 Avg Close $99.84 Range $95.67 - $106.04

Q2 2023

Shares 26,844 Value ($000) $3,097 Avg Close $104.47 Range $97.02 - $109.95

Q4 2022

Shares 26,443 Value ($000) $2,934 Avg Close $92.80 Range $77.99 - $103.03

Q3 2022

Shares 25,413 Value ($000) $2,189 Avg Close $80.41 Range $76.51 - $85.75

Q2 2022

Shares 24,780 Value ($000) $2,259 Avg Close $79.21 Range $72.83 - $86.09

Q1 2022

Shares 24,908 Value ($000) $2,044 Avg Close $69.85 Range $64.44 - $74.38

Q4 2021

Shares 24,834 Value ($000) $1,903 Avg Close $69.89 Range $62.63 - $80.06

Q3 2021

Shares 24,767 Value ($000) $1,860 Avg Close $66.14 Range $62.09 - $68.78

Q2 2021

Shares 24,626 Value ($000) $1,915 Avg Close $64.14 Range $59.83 - $67.79

Q1 2021

Shares 22,378 Value ($000) $1,725 Avg Close $63.06 Range $58.39 - $69.69

Q4 2020

Shares 23,531 Value ($000) $1,925 Avg Close $64.85 Range $59.73 - $68.80

Q3 2020

Shares 23,102 Value ($000) $1,916 Avg Close $65.93 Range $60.98 - $70.41

Q2 2020

Shares 23,343 Value ($000) $1,805 Avg Close $62.87 Range $58.07 - $67.36

Q1 2020

Shares 23,417 Value ($000) $1,802 Avg Close $65.09 Range $51.91 - $72.71

Q4 2019

Shares 20,703 Value ($000) $1,883 Avg Close $67.55 Range $62.89 - $73.10

Q3 2019

Shares 20,696 Value ($000) $1,742 Avg Close $65.47 Range $61.22 - $68.01

Q2 2019

Shares 20,563 Value ($000) $1,724 Avg Close $62.14 Range $55.86 - $67.34

Q1 2019

Shares 20,492 Value ($000) $1,704 Avg Close $60.29 Range $55.35 - $64.55

Q4 2018

Shares 14,729 Value ($000) $1,125 Avg Close $56.50 Range $50.42 - $61.17

Q3 2018

Shares 13,728 Value ($000) $982 Avg Close $50.65 Range $45.40 - $54.60

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	22,753	$2,395	$93.24	$81.31 - $107.59
Q3 2025	24,652	$2,118	$81.01	$75.27 - $86.24
Q2 2025	27,101	$2,147	$77.39	$71.26 - $87.25
Q1 2025	26,706	$2,375	$90.12	$78.10 - $99.24
Q4 2024	27,242	$2,696	$98.70	$90.33 - $109.75
Q3 2024	27,008	$3,067	$112.96	$105.16 - $123.40
Q2 2024	26,494	$3,280	$121.72	$114.80 - $127.87
Q1 2024	26,492	$3,496	$115.77	$102.41 - $125.66
Q4 2023	25,796	$2,812	$96.81	$92.34 - $102.48
Q3 2023	26,783	$2,757	$99.84	$95.67 - $106.04
Q2 2023	26,844	$3,097	$104.47	$97.02 - $109.95
Q4 2022	26,443	$2,934	$92.80	$77.99 - $103.03
Q3 2022	25,413	$2,189	$80.41	$76.51 - $85.75
Q2 2022	24,780	$2,259	$79.21	$72.83 - $86.09
Q1 2022	24,908	$2,044	$69.85	$64.44 - $74.38
Q4 2021	24,834	$1,903	$69.89	$62.63 - $80.06
Q3 2021	24,767	$1,860	$66.14	$62.09 - $68.78
Q2 2021	24,626	$1,915	$64.14	$59.83 - $67.79
Q1 2021	22,378	$1,725	$63.06	$58.39 - $69.69
Q4 2020	23,531	$1,925	$64.85	$59.73 - $68.80
Q3 2020	23,102	$1,916	$65.93	$60.98 - $70.41
Q2 2020	23,343	$1,805	$62.87	$58.07 - $67.36
Q1 2020	23,417	$1,802	$65.09	$51.91 - $72.71
Q4 2019	20,703	$1,883	$67.55	$62.89 - $73.10
Q3 2019	20,696	$1,742	$65.47	$61.22 - $68.01
Q2 2019	20,563	$1,724	$62.14	$55.86 - $67.34
Q1 2019	20,492	$1,704	$60.29	$55.35 - $64.55
Q4 2018	14,729	$1,125	$56.50	$50.42 - $61.17
Q3 2018	13,728	$982	$50.65	$45.40 - $54.60