MKS INC.

CUSIP: 55306NAB0 Class: None

SEI INVESTMENTS CO's Holding History (CIK: 0000350894)

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

Q4 2025
Shares 296,000 Value ($000) $378 Avg Close — Range —
Q3 2025
Shares 296,000 Value ($000) $324 Avg Close — Range —
Q2 2025
Shares 296,000 Value ($000) $292 Avg Close — Range —