MINERALS TECHNOLOGIES INC

Ticker: MTX CUSIP: 603158106 Class: Common Stock

Portolan Capital Management, LLC's Holding History (CIK: 0001350290)

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

Q2 2016

Shares 60,814 Value ($000) $3,454 Avg Close $55.75 Range $49.31 - $59.65

Q1 2016

Shares 65,156 Value ($000) $3,704 Avg Close $44.81 Range $34.44 - $55.27

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2016	60,814	$3,454	$55.75	$49.31 - $59.65
Q1 2016	65,156	$3,704	$44.81	$34.44 - $55.27