MKS INSTRS INC

Ticker: MKSI CUSIP: 55306N104 Class: EQTY

Expect Equity LLC's Holding History (CIK: 0002007407)

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

Q4 2025

Shares 24,015 Value ($000) $3,838 Avg Close $148.21 Range $120.73 - $170.37

Q3 2025

Shares 31,490 Value ($000) $3,898 Avg Close $106.31 Range $88.17 - $132.24

Q2 2025

Shares 31,490 Value ($000) $3,129 Avg Close $80.86 Range $54.50 - $100.44

Q1 2025

Shares 29,610 Value ($000) $2,373 Avg Close $100.21 Range $75.89 - $124.28

Q4 2024

Shares 32,780 Value ($000) $3,422 Avg Close $106.91 Range $96.54 - $118.37

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	24,015	$3,838	$148.21	$120.73 - $170.37
Q3 2025	31,490	$3,898	$106.31	$88.17 - $132.24
Q2 2025	31,490	$3,129	$80.86	$54.50 - $100.44
Q1 2025	29,610	$2,373	$100.21	$75.89 - $124.28
Q4 2024	32,780	$3,422	$106.91	$96.54 - $118.37