MKSI

JPMORGAN CHASE & CO. — 13G/A, 2.9% of MKS INC.

Bridgewater Associates — increase position (+38%) · $12.1M

Citadel Advisors — increase position (+59%) · $378.2M

Point72 Asset Management — increase position (+140%) · $890.2M

Renaissance Technologies — new position · $18.0M

Victory Capital Management, Inc. — 13G/A, 0.9% of MKS Inc

JPMORGAN CHASE & CO — 13G, 5% of MKS INC

3 insiders, sell · $3.1M · Grade C

FMR LLC — 13G/A, 3.3% of MKS INC

Vanguard Capital Management — 13G, 5.24% of MKS Inc

Vanguard Portfolio Management — 13G, 5.49% of MKS Inc

The Vanguard Group — 13G/A, 0% of MKS Inc

10 insiders, sell · $17.2M · Grade A

T. Rowe Price Associates, Inc. — 13G/A, 4.1% of MKS Inc

Invesco Ltd. — 13G, 6.5% of MKS Inc

The Vanguard Group — 13G/A, 11.54% of MKS Inc

BlackRock, Inc. — 13G/A, 8.8% of MKS INSTRUMENTS INC

T. Rowe Price Associates, Inc. — 13G/A, 6.2% of MKS Inc