ENTEGRIS INC

Ticker: ENTG CUSIP: 29362U104 Class: EQTY

Amtrust Financial Services, Inc.'s Holding History (CIK: 0001365555)

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

Q3 2017

Shares 30,000 Value ($000) $865 Avg Close $24.35 Range $20.85 - $27.77

Q2 2017

Shares 63,654 Value ($000) $1,397 Avg Close $23.10 Range $20.97 - $26.04

Q1 2017

Shares 50,000 Value ($000) $1,170 Avg Close $19.78 Range $16.90 - $22.84

Q4 2016

Shares 62,600 Value ($000) $1,121 Avg Close $16.61 Range $14.10 - $18.14

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2017	30,000	$865	$24.35	$20.85 - $27.77
Q2 2017	63,654	$1,397	$23.10	$20.97 - $26.04
Q1 2017	50,000	$1,170	$19.78	$16.90 - $22.84
Q4 2016	62,600	$1,121	$16.61	$14.10 - $18.14