MKS INSTRS INC

Ticker: MKSI CUSIP: 55306N104 Class: EQTY

Robeco Institutional Asset Management B.V.'s Holding History (CIK: 0001418773)

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

Q3 2018
Shares 2,052 Value ($000) $164 Avg Close $86.11 Range $74.38 - $97.19
Q2 2018
Shares 75,843 Value ($000) $7,258 Avg Close $102.60 Range $86.55 - $115.42
Q1 2018
Shares 129,109 Value ($000) $14,932 Avg Close $103.13 Range $88.32 - $120.60
Q4 2017
Shares 174,583 Value ($000) $16,498 Avg Close $93.43 Range $82.69 - $103.63
Q3 2017
Shares 196,444 Value ($000) $18,554 Avg Close $76.52 Range $62.45 - $89.48
Q2 2017
Shares 239,015 Value ($000) $16,086 Avg Close $70.74 Range $60.40 - $82.65
Q1 2017
Shares 229,170 Value ($000) $15,756 Avg Close $61.31 Range $54.85 - $65.67
Q4 2016
Shares 229,170 Value ($000) $13,612 Avg Close $50.13 Range $43.15 - $57.04
Q3 2016
Shares 248,890 Value ($000) $12,377 Avg Close $43.66 Range $38.22 - $50.60
Q2 2016
Shares 263,677 Value ($000) $11,354 Avg Close $35.80 Range $32.24 - $39.81
Q1 2016
Shares 263,677 Value ($000) $9,927 Avg Close $31.35 Range $28.08 - $35.11
Q4 2015
Shares 263,677 Value ($000) $9,492 Avg Close $32.52 Range $26.43 - $35.02
Q3 2015
Shares 435,955 Value ($000) $14,618 Avg Close $31.60 Range $28.82 - $34.92
Q2 2015
Shares 422,517 Value ($000) $16,030 Avg Close $32.93 Range $29.54 - $35.95
Q1 2015
Shares 442,693 Value ($000) $14,968 Avg Close $31.63 Range $29.59 - $33.22
Q4 2014
Shares 426,883 Value ($000) $15,624 Avg Close $31.69 Range $27.30 - $33.99