MERCK & CO INC

Ticker: MRK CUSIP: 58933Y105 Class: COM

Zimmer Partners, LP's Holding History (CIK: 0001565854)

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

Q3 2025

Shares 20,000 Value ($000) $1,679 Avg Close $81.01 Range $75.27 - $86.24

Q3 2024

Shares 205,400 Value ($000) $23,325 Avg Close $112.96 Range $105.16 - $123.40

Q2 2024

Shares 150,100 Value ($000) $18,582 Avg Close $121.72 Range $114.80 - $127.87

Q1 2024

Shares 312,275 Value ($000) $41,205 Avg Close $115.77 Range $102.41 - $125.66

Q4 2023

Shares 170,000 Value ($000) $18,533 Avg Close $96.81 Range $92.34 - $102.48

Q3 2023

Shares 285,900 Value ($000) $29,433 Avg Close $99.84 Range $95.67 - $106.04

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	20,000	$1,679	$81.01	$75.27 - $86.24
Q3 2024	205,400	$23,325	$112.96	$105.16 - $123.40
Q2 2024	150,100	$18,582	$121.72	$114.80 - $127.87
Q1 2024	312,275	$41,205	$115.77	$102.41 - $125.66
Q4 2023	170,000	$18,533	$96.81	$92.34 - $102.48
Q3 2023	285,900	$29,433	$99.84	$95.67 - $106.04