MKS INSTRS INC

Ticker: MKSI CUSIP: 55306N104 Class: EQTY

GLENVIEW CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001138995)

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

Q4 2025

Shares 74,200 Value ($000) $11,857 Avg Close $148.21 Range $120.73 - $170.37

Q3 2025

Shares 171,922 Value ($000) $21,279 Avg Close $106.31 Range $88.17 - $132.24

Q2 2025

Shares 232,296 Value ($000) $23,081 Avg Close $80.86 Range $54.50 - $100.44

Q3 2023

Shares 56,350 Value ($000) $4,877 Avg Close $95.58 Range $81.25 - $107.67

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	74,200	$11,857	$148.21	$120.73 - $170.37
Q3 2025	171,922	$21,279	$106.31	$88.17 - $132.24
Q2 2025	232,296	$23,081	$80.86	$54.50 - $100.44
Q3 2023	56,350	$4,877	$95.58	$81.25 - $107.67