MKS INC.

CUSIP: 55306NAB0 Class: None

STEPHENS INC /AR/'s Holding History (CIK: 0000757657)

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

Q4 2025
Shares 30,000 Value ($000) $38 Avg Close — Range —
Q3 2025
Shares 30,000 Value ($000) $33 Avg Close — Range —
Q2 2025
Shares 30,000 Value ($000) $30 Avg Close — Range —