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 16,031 shares of MTRN, which is worth approximately $1.68 Million. The most recent transaction as insider was on Aug 08, 2024, when has been sold 2,000 shares (Common Stock) at a price of $112.87 per share, resulting in proceeds of $225,740. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 16K

11.09% 3M change

8.45% 12M change

Total Value Held $1.68 Million

Gregory R. Chemnitz Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Aug 08 2024	SELL Open market or private sale	$225,740 $112.87 p/Share	2,000 Reduced 11.09%	16,031 Common Stock
May 13 2024	SELL Open market or private sale	$226,760 $113.38 p/Share	2,000 Reduced 9.98%	18,031 Common Stock
Mar 08 2024	SELL Payment of exercise price or tax liability	$661 $132.28 p/Share	5 Reduced 0.02%	20,031 Common Stock
Mar 08 2024	BUY Grant, award, or other acquisition	-	6 Added 0.03%	20,036 Common Stock
Mar 01 2024	SELL Payment of exercise price or tax liability	$87,177 $135.58 p/Share	643 Reduced 3.11%	20,030 Common Stock
Mar 01 2024	BUY Exercise of conversion of derivative security	-	1,468 Added 6.63%	20,673 Common Stock
Feb 21 2024	SELL Payment of exercise price or tax liability	$255,465 $131.48 p/Share	1,943 Reduced 9.19%	19,205 Common Stock
Feb 20 2024	SELL Open market or private sale	$399,900 $133.3 p/Share	3,000 Reduced 17.13%	14,510 Common Stock
Feb 17 2024	BUY Exercise of conversion of derivative security	-	2,665 Added 13.43%	17,175 Common Stock
Feb 17 2024	BUY Grant, award, or other acquisition	$522,370 $131.48 p/Share	3,973 Added 15.82%	21,148 Common Stock
Aug 29 2023	SELL Open market or private sale	$159,840 $108.0 p/Share	1,480 Reduced 7.79%	17,510 Common Stock
Aug 28 2023	SELL Open market or private sale	$34,275 $107.11 p/Share	320 Reduced 1.66%	18,990 Common Stock
May 17 2023	SELL Open market or private sale	$242,674 $102.05 p/Share	2,378 Reduced 10.96%	19,310 Common Stock
May 05 2023	SELL Payment of exercise price or tax liability	$765,985 $106.52 p/Share	7,191 Reduced 24.9%	21,688 Common Stock
May 05 2023	BUY Exercise of conversion of derivative security	$639,879 $66.87 p/Share	9,569 Added 24.89%	28,879 Common Stock
Mar 10 2023	SELL Payment of exercise price or tax liability	$321 $107.02 p/Share	3 Reduced 0.02%	19,310 Common Stock
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

GRC

Gregory R. Chemnitz

VP General Counsel & Secretary

Mayfield Heights, OH

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