Gregory R. Chemnitz Materion Corp (MTRN) insider trading activity

Gregory R. Chemnitz is VP General Counsel & Secretary of MATERION Corp. Currently has a direct ownership of 10,376 shares of MTRN, which is worth approximately $1.14 Million. The most recent transaction as insider was on Mar 10, 2023, when has been sold 5 shares (Common Stock) at a price of $0.0 per share, resulting in proceeds of $0. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 10.4K

22.43% 3M change

35.28% 12M change

Total Value Held $1.14 Million

Gregory R. Chemnitz Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Mar 10 2023	BUY Grant, award, or other acquisition	-	5 Added 0.03%	19,313 Common Stock
Mar 01 2023	SELL Payment of exercise price or tax liability	$24,128 $113.28 p/Share	213 Reduced 1.09%	19,308 Common Stock
Mar 01 2023	BUY Exercise of conversion of derivative security	-	738 Added 3.64%	19,521 Common Stock
Feb 27 2023	SELL Open market or private sale	$63,470 $110.0 p/Share	577 Reduced 2.98%	18,783 Common Stock
Feb 23 2023	SELL Open market or private sale	$266,530 $110.0 p/Share	2,423 Reduced 11.12%	19,360 Common Stock
Feb 21 2023	SELL Payment of exercise price or tax liability	$204,617 $107.58 p/Share	1,902 Reduced 8.03%	21,783 Common Stock
Feb 19 2023	BUY Grant, award, or other acquisition	-	3,413 Added 12.6%	23,685 Common Stock
Feb 19 2023	BUY Exercise of conversion of derivative security	-	3,077 Added 13.18%	20,272 Common Stock
Aug 19 2022	SELL Payment of exercise price or tax liability	$855,943 $96.87 p/Share	8,836 Reduced 30.58%	20,063 Common Stock
Aug 19 2022	SELL Open market or private sale	$276,877 $96.54 p/Share	2,868 Reduced 14.29%	17,195 Common Stock
Aug 19 2022	BUY Exercise of conversion of derivative security	$635,761 $54.32 p/Share	11,704 Added 28.83%	28,899 Common Stock
May 13 2022	SELL Open market or private sale	$376,000 $80.0 p/Share	4,700 Reduced 21.47%	17,195 Common Stock
Feb 23 2022	SELL Payment of exercise price or tax liability	$108,876 $81.19 p/Share	1,341 Reduced 6.9%	18,096 Common Stock
Feb 22 2022	SELL Payment of exercise price or tax liability	$89,464 $82.76 p/Share	1,081 Reduced 5.27%	19,437 Common Stock
Feb 17 2022	BUY Grant, award, or other acquisition	-	1,531 Added 6.94%	20,518 Common Stock
Feb 01 2022	BUY Grant, award, or other acquisition	-	3,022 Added 13.73%	18,987 Common Stock
Mar 01 2021	SELL Payment of exercise price or tax liability	$73,733 $73.22 p/Share	1,007 Reduced 5.93%	15,965 Common Stock
Mar 01 2021	BUY Exercise of conversion of derivative security	$251,218 $73.22 p/Share	3,431 Added 16.82%	16,972 Common Stock
Feb 22 2021	SELL Open market or private sale	$448,900 $67.0 p/Share	6,700 Reduced 33.1%	13,541 Common Stock
Feb 03 2021	SELL Payment of exercise price or tax liability	$133,685 $63.72 p/Share	2,098 Reduced 9.39%	20,241 Common Stock
Feb 03 2021	BUY Grant, award, or other acquisition	$437,119 $63.72 p/Share	6,860 Added 23.49%	22,339 Common Stock

GRC

Gregory R. Chemnitz

VP General Counsel & Secretary

Mayfield Heights, OH

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