MKS INSTRS INC

Ticker: MKSI CUSIP: 55306N104 Class: EQTY

Parallax Volatility Advisers, L.P.'s Holding History (CIK: 0001521001)

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

Q1 2024
Shares 498 Value ($000) $66 Avg Close $114.51 Range $94.23 - $132.85
Q1 2019
Shares 572 Value ($000) $53 Avg Close $76.40 Range $59.36 - $88.91
Q4 2018
Shares 755 Value ($000) $49 Avg Close $68.31 Range $53.35 - $77.61
Q3 2018
Shares 747 Value ($000) $60 Avg Close $86.11 Range $74.38 - $97.19
Q2 2018
Shares 2,916 Value ($000) $279 Avg Close $102.60 Range $86.55 - $115.42
Q1 2018
Shares 34 Value ($000) $4 Avg Close $103.13 Range $88.32 - $120.60
Q4 2017
Shares 8,190 Value ($000) $774 Avg Close $93.43 Range $82.69 - $103.63
Q3 2017
Shares 18 Value ($000) $2 Avg Close $76.52 Range $62.45 - $89.48
Q3 2016
Shares 41 Value ($000) $2 Avg Close $43.66 Range $38.22 - $50.60
Q2 2016
Shares 757 Value ($000) $33 Avg Close $35.80 Range $32.24 - $39.81
Q1 2015
Shares 928 Value ($000) $31 Avg Close $31.63 Range $29.59 - $33.22
Q1 2014
Shares 1,101 Value ($000) $33 Avg Close $26.46 Range $25.10 - $28.61