MATERION CORP

Ticker: MTRN CUSIP: 576690101 Class: EQTY

New England Research & Management, Inc.'s Holding History (CIK: 0001596077)

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

Q1 2019

Shares 3,775 Value ($000) $215 Avg Close $52.02 Range $42.50 - $59.87

Q3 2018

Shares 4,000 Value ($000) $242 Avg Close $60.17 Range $53.70 - $65.10

Q1 2018

Shares 5,800 Value ($000) $296 Avg Close $51.05 Range $44.95 - $55.35

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2019	3,775	$215	$52.02	$42.50 - $59.87
Q3 2018	4,000	$242	$60.17	$53.70 - $65.10
Q1 2018	5,800	$296	$51.05	$44.95 - $55.35