Insider filing · MTRN
Gregory R. Chemnitz
VP General Counsel & Secretary
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Materion Corporation
MTRN · Basic Materials · 22 filings in 24 months
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Gregory R. Chemnitz sold $628K of Materion (MTRN)
Executed Feb 17, disclosed Feb 19, 2 days later.
Value, as filed
$628K
4,000 sh × $157.09
Executed
Feb 17
the trade date, as filed
Disclosed
Feb 19
2 days after the trade
Return, 21 sessionsiFrom the disclosed entry session; derived
–
purchases only
Returns are measured on stock purchases only.
The filer
GCGregory R. Chemnitz (VP General Counsel & Secretary) filed 2 Form 4 reports in the trailing twelve months (0 purchases, 2 sales), most often in Materion Corporation (MTRN). The largest single filing was $711K of MTRN (4,517 sh across 2 lots, as filed), executed Mar 3.
The name
MTRNBasic Materials · Materion Corporation, together with its subsidiaries, produces advanced engineered materials in the United States, Asia, Europe, and intern…
More Basic Materials filings→ Insider filings, newest first→ View the original filing at www.sec.gov→Other filings by Gregory R. Chemnitz in MTRN
MTRNSALE
Materion Corporation
$711K4,517 sh across 2 lots
Exec Mar 3
Filed Mar 3 · 5:30 PM ET MTRNSALE Materion Corporation $219K
2,082 sh × $105.40
Exec Aug 4 2025
Filed Aug 6 2025 · 5:30 PM ET MTRNSALE Materion Corporation $177K
1,500 sh × $117.87
Exec Nov 7 2024
Filed Nov 12 2024 · 5:30 PM ET MTRNSALE Materion Corporation $210K
2,000 sh × $105.10
Exec Nov 4 2024
Filed Nov 6 2024 · 5:30 PM ET