Insider NameBuy/SellCompany NameTickerAmountShares Change
May 05, 2025May 06, 2025Chemnitz Gregory R.
VP GC
Secretary
SellMaterion CorpMTRN$80.45$160,892-9.66%
Nov 07, 2024Nov 12, 2024Chemnitz Gregory R.
VP GC
Secretary
SellMaterion CorpMTRN$117.57$235,134-10.34%
Nov 04, 2024Nov 06, 2024Chemnitz Gregory R.
VP GC
Secretary
SellMaterion CorpMTRN$105.1$210,196-9.37%
Aug 08, 2024Aug 12, 2024Chemnitz Gregory R.
VP GC
Secretary
SellMaterion CorpMTRN$112.87$225,740-8.57%
May 13, 2024May 15, 2024Chemnitz Gregory R.
VP GC
Secretary
SellMaterion CorpMTRN$113.31$226,621-7.90%
Feb 20, 2024Feb 22, 2024Chemnitz Gregory R.
VP GC
Secretary
SellMaterion CorpMTRN$133.74$401,220-13.16%
Aug 28, 2023Aug 30, 2023Chemnitz Gregory R.
VP GC
Secretary
SellMaterion CorpMTRN$107.73$193,910-7.32%
May 17, 2023May 19, 2023Chemnitz Gregory R.
VP GC
Secretary
SellMaterion CorpMTRN$102.05$242,683-8.82%
Feb 23, 2023Feb 27, 2023Chemnitz Gregory R.
VP GC
Secretary
SellMaterion CorpMTRN$110$330,000-11.09%
Aug 19, 2022Aug 23, 2022Chemnitz Gregory R.
VP GC
Secretary
SellMaterion CorpMTRN$96.35$276,325-11.33%
May 13, 2022May 16, 2022Chemnitz Gregory R.
VP GC
Secretary
SellMaterion CorpMTRN$80$376,000-17.32%
Feb 22, 2021Feb 24, 2021Chemnitz Gregory R.
VP GC
Secretary
SellMaterion CorpMTRN$67$448,900-26.33%
Aug 13, 2020Aug 14, 2020Chemnitz Gregory R.
VP GC
Secretary
SellMaterion CorpMTRN$59.98$77,188-5.86%
Aug 10, 2020Aug 11, 2020Chemnitz Gregory R.
VP GC
Secretary
SellMaterion CorpMTRN$60.43$241,720-15.42%
Feb 21, 2019Feb 25, 2019Chemnitz Gregory R.
VP GC
Secretary
SellMaterion CorpMTRN$57.57$172,696-21.99%
Nov 01, 2018Nov 01, 2018Chemnitz Gregory R.
VP GC
Secretary
SellMaterion CorpMTRN$57.5$230,000-22.68%
Aug 03, 2018Aug 06, 2018Chemnitz Gregory R.
VP GC
Secretary
SellMaterion CorpMTRN$63.31$126,617-10.19%
May 04, 2018May 08, 2018Chemnitz Gregory R.
VP GC
Secretary
SellMaterion CorpMTRN$52.02$260,100-22.06%
Nov 01, 2017Nov 03, 2017Chemnitz Gregory R.
VP GC
Secretary
SellMaterion CorpMTRN$51.29$153,870-14.07%
Nov 02, 2017Nov 03, 2017Chemnitz Gregory R.
VP GC
Secretary
SellMaterion CorpMTRN$50.16$200,640-15.80%
Oct 30, 2017Oct 31, 2017Chemnitz Gregory R.
VP GC
Secretary
SellMaterion CorpMTRN$49.6$148,794-14.20%
Jul 31, 2017Jul 31, 2017Chemnitz Gregory R.
VP GC
Secretary
SellMaterion CorpMTRN$38.29$114,863-12.57%
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