MINERALS TECHNOLOGIES INC

Ticker: MTX CUSIP: 603158106 Class: Common Stock

Clean Yield Group's Holding History (CIK: 0001525865)

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

Q1 2020

Shares 60 Value ($000) $2 Avg Close $47.10 Range $26.54 - $57.53

Q1 2017

Shares 665 Value ($000) $51 Avg Close $74.61 Range $68.88 - $80.72

Q3 2016

Shares 790 Value ($000) $56 Avg Close $64.21 Range $53.29 - $69.79

Q2 2016

Shares 790 Value ($000) $45 Avg Close $55.75 Range $49.31 - $59.65

Q1 2016

Shares 790 Value ($000) $47 Avg Close $44.81 Range $34.44 - $55.27

Q1 2015

Shares 1,130 Value ($000) $83 Avg Close $64.85 Range $55.99 - $71.65

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2020	60	$2	$47.10	$26.54 - $57.53
Q1 2017	665	$51	$74.61	$68.88 - $80.72
Q3 2016	790	$56	$64.21	$53.29 - $69.79
Q2 2016	790	$45	$55.75	$49.31 - $59.65
Q1 2016	790	$47	$44.81	$34.44 - $55.27
Q1 2015	1,130	$83	$64.85	$55.99 - $71.65