MKS INC.

CUSIP: 55306NAB0 Class: None

STATE OF WISCONSIN INVESTMENT BOARD's Holding History (CIK: 0000854157)

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

Q4 2025
Shares 3,000,000 Value ($000) $3,827 Avg Close — Range —
Q3 2025
Shares 3,000,000 Value ($000) $3,285 Avg Close — Range —
Q2 2025
Shares 2,000,000 Value ($000) $1,971 Avg Close — Range —