MKS INSTRS INC

Ticker: MKSI CUSIP: 55306N104 Class: EQTY

Liberty Mutual Group Asset Management Inc.'s Holding History (CIK: 0001533497)

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

Q3 2018

Shares 10,889 Value ($000) $873 Avg Close $86.11 Range $74.38 - $97.19

Q2 2018

Shares 10,889 Value ($000) $1,042 Avg Close $102.60 Range $86.55 - $115.42

Q1 2018

Shares 10,693 Value ($000) $1,237 Avg Close $103.13 Range $88.32 - $120.60

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2018	10,889	$873	$86.11	$74.38 - $97.19
Q2 2018	10,889	$1,042	$102.60	$86.55 - $115.42
Q1 2018	10,693	$1,237	$103.13	$88.32 - $120.60