MKS INSTRS INC

Ticker: MKSI CUSIP: 55306N104 Class: EQTY

NISSAY ASSET MANAGEMENT CORP /JAPAN's Holding History (CIK: 0000869589)

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

Q1 2025

Shares 40,366 Value ($000) $3,235 Avg Close $100.21 Range $75.89 - $124.28

Q4 2024

Shares 37,156 Value ($000) $3,945 Avg Close $106.91 Range $96.54 - $118.37

Q3 2024

Shares 38,723 Value ($000) $4,210 Avg Close $117.45 Range $99.10 - $145.63

Q2 2024

Shares 59,993 Value ($000) $7,834 Avg Close $124.55 Range $105.72 - $137.52

Q1 2024

Shares 51,422 Value ($000) $6,839 Avg Close $114.51 Range $94.23 - $132.85

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2025	40,366	$3,235	$100.21	$75.89 - $124.28
Q4 2024	37,156	$3,945	$106.91	$96.54 - $118.37
Q3 2024	38,723	$4,210	$117.45	$99.10 - $145.63
Q2 2024	59,993	$7,834	$124.55	$105.72 - $137.52
Q1 2024	51,422	$6,839	$114.51	$94.23 - $132.85