MKS INSTRS INC

Ticker: MKSI CUSIP: 55306N104 Class: EQTY

Atom Investors LP's Holding History (CIK: 0001738902)

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

Q1 2019
Shares 2,634 Value ($000) $245 Avg Close $76.40 Range $59.36 - $88.91