MKS INSTRS INC

Ticker: MKSI CUSIP: 55306N104 Class: EQTY

Brevan Howard Capital Management LP's Holding History (CIK: 0001512857)

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

Q4 2025

Shares 7,275 Value ($000) $1,163 Avg Close $148.21 Range $120.73 - $170.37

Q3 2025

Shares 36,334 Value ($000) $4,497 Avg Close $106.31 Range $88.17 - $132.24

Q2 2025

Shares 2,202 Value ($000) $219 Avg Close $80.86 Range $54.50 - $100.44

Q4 2023

Shares 5,739 Value ($000) $590 Avg Close $79.84 Range $62.28 - $104.49

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	7,275	$1,163	$148.21	$120.73 - $170.37
Q3 2025	36,334	$4,497	$106.31	$88.17 - $132.24
Q2 2025	2,202	$219	$80.86	$54.50 - $100.44
Q4 2023	5,739	$590	$79.84	$62.28 - $104.49