MKS INSTRS INC

Ticker: MKSI CUSIP: 55306N104 Class: EQTY

OPPENHEIMER ASSET MANAGEMENT INC.'s Holding History (CIK: 0001269119)

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

Q4 2025
Shares 2,958 Value ($000) $473 Avg Close $148.21 Range $120.73 - $170.37
Q4 2019
Shares 132 Value ($000) $15 Avg Close $99.99 Range $81.07 - $109.78
Q3 2019
Shares 278 Value ($000) $26 Avg Close $78.64 Range $68.69 - $91.29
Q2 2019
Shares 193 Value ($000) $15 Avg Close $80.27 Range $67.03 - $98.53
Q2 2018
Shares 11,807 Value ($000) $1,130 Avg Close $102.60 Range $86.55 - $115.42
Q1 2018
Shares 11,399 Value ($000) $1,318 Avg Close $103.13 Range $88.32 - $120.60
Q4 2017
Shares 5,250 Value ($000) $496 Avg Close $93.43 Range $82.69 - $103.63
Q3 2017
Shares 5,250 Value ($000) $496 Avg Close $76.52 Range $62.45 - $89.48
Q2 2017
Shares 5,311 Value ($000) $357 Avg Close $70.74 Range $60.40 - $82.65