MKS INSTRS INC

Ticker: MKSI CUSIP: 55306N104 Class: EQTY

Kovitz Investment Group Partners, LLC's Holding History (CIK: 0001665198)

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

Q3 2025

Shares 36,889 Value ($000) $4,566 Avg Close $106.31 Range $88.17 - $132.24

Q2 2025

Shares 26,991 Value ($000) $2,682 Avg Close $80.86 Range $54.50 - $100.44

Q1 2025

Shares 2,925 Value ($000) $234 Avg Close $100.21 Range $75.89 - $124.28

Q4 2024

Shares 2,233 Value ($000) $233 Avg Close $106.91 Range $96.54 - $118.37

Q3 2024

Shares 2,254 Value ($000) $229 Avg Close $117.45 Range $99.10 - $145.63

Q2 2024

Shares 1,626 Value ($000) $212 Avg Close $124.55 Range $105.72 - $137.52

Q1 2024

Shares 1,597 Value ($000) $212 Avg Close $114.51 Range $94.23 - $132.85

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	36,889	$4,566	$106.31	$88.17 - $132.24
Q2 2025	26,991	$2,682	$80.86	$54.50 - $100.44
Q1 2025	2,925	$234	$100.21	$75.89 - $124.28
Q4 2024	2,233	$233	$106.91	$96.54 - $118.37
Q3 2024	2,254	$229	$117.45	$99.10 - $145.63
Q2 2024	1,626	$212	$124.55	$105.72 - $137.52
Q1 2024	1,597	$212	$114.51	$94.23 - $132.85