MKS INSTRS INC

Ticker: MKSI CUSIP: 55306N104 Class: EQTY

CULLEN/FROST BANKERS, INC.'s Holding History (CIK: 0000039263)

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

Q2 2025

Shares 105 Value ($000) $10 Avg Close $80.86 Range $54.50 - $100.44

Q1 2024

Shares 48 Value ($000) $6 Avg Close $114.51 Range $94.23 - $132.85

Q1 2023

Shares 148 Value ($000) $13 Avg Close $93.12 Range $80.00 - $111.27

Q2 2019

Shares 255 Value ($000) $20 Avg Close $80.27 Range $67.03 - $98.53

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2025	105	$10	$80.86	$54.50 - $100.44
Q1 2024	48	$6	$114.51	$94.23 - $132.85
Q1 2023	148	$13	$93.12	$80.00 - $111.27
Q2 2019	255	$20	$80.27	$67.03 - $98.53