MERCK & CO INC

Ticker: MRK CUSIP: 58933Y105 Class: COM

GTS SECURITIES LLC's Holding History (CIK: 0001452765)

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

Q4 2025

Shares 33,094 Value ($000) $3,483 Avg Close $93.24 Range $81.31 - $107.59

Q3 2025

Shares 10,033 Value ($000) $842 Avg Close $81.01 Range $75.27 - $86.24

Q2 2025

Shares 12,885 Value ($000) $1,020 Avg Close $77.39 Range $71.26 - $87.25

Q1 2025

Shares 26,477 Value ($000) $2,377 Avg Close $90.12 Range $78.10 - $99.24

Q4 2024

Shares 14,240 Value ($000) $1,417 Avg Close $98.70 Range $90.33 - $109.75

Q3 2024

Shares 13,214 Value ($000) $1,501 Avg Close $112.96 Range $105.16 - $123.40

Q2 2024

Shares 28,194 Value ($000) $3,490 Avg Close $121.72 Range $114.80 - $127.87

Q1 2024

Shares 2,976 Value ($000) $393 Avg Close $115.77 Range $102.41 - $125.66

Q4 2023

Shares 42,253 Value ($000) $4,606 Avg Close $96.81 Range $92.34 - $102.48

Q3 2023

Shares 6,630 Value ($000) $683 Avg Close $99.84 Range $95.67 - $106.04

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	33,094	$3,483	$93.24	$81.31 - $107.59
Q3 2025	10,033	$842	$81.01	$75.27 - $86.24
Q2 2025	12,885	$1,020	$77.39	$71.26 - $87.25
Q1 2025	26,477	$2,377	$90.12	$78.10 - $99.24
Q4 2024	14,240	$1,417	$98.70	$90.33 - $109.75
Q3 2024	13,214	$1,501	$112.96	$105.16 - $123.40
Q2 2024	28,194	$3,490	$121.72	$114.80 - $127.87
Q1 2024	2,976	$393	$115.77	$102.41 - $125.66
Q4 2023	42,253	$4,606	$96.81	$92.34 - $102.48
Q3 2023	6,630	$683	$99.84	$95.67 - $106.04