ironstocklab

Chemnitz Gregory R.

VP General Counsel & Secretary · 19 insider transactions on file

All transactions

DateTickerCompanyTypeSharesPriceValueFiling
2026-03-09MTRNMATERION CorpTax withholding5$144.19$720.95filing
2026-03-06MTRNMATERION CorpAward5$0.00$0.00filing
2026-03-03MTRNMATERION CorpTax withholding4,445$157.26$699,020.70filing
2026-03-03MTRNMATERION CorpSale3,434$157.26$540,030.84filing
2026-03-03MTRNMATERION CorpOption exercise3,040$113.28$344,371.20filing
2026-03-03MTRNMATERION CorpOption exercise1,471$135.58$199,438.18filing
2026-03-03MTRNMATERION CorpSale1,083$157.52$170,588.75filing
2026-03-03MTRNMATERION CorpOption exercise1,017$87.36$88,845.12filing
2026-03-02MTRNMATERION CorpTax withholding1,211$166.59$201,740.49filing
2026-03-01MTRNMATERION CorpOption exercise2,003$0.00$0.00filing
2026-02-17MTRNMATERION CorpSale4,000$157.09$628,360.00filing
2026-02-12MTRNMATERION CorpAward2,196$0.00$0.00filing
2025-11-04MTRNMATERION CorpTax withholding1,796$113.13$203,181.48filing
2025-11-04MTRNMATERION CorpOption exercise2,254$80.85$182,235.90filing
2025-11-04MTRNMATERION CorpTax withholding1,053$112.96$118,946.88filing
2025-11-04MTRNMATERION CorpOption exercise1,459$68.82$100,408.38filing
2025-11-04MTRNMATERION CorpSale864$113.23$97,827.26filing
2025-08-04MTRNMATERION CorpSale2,082$105.40$219,444.47filing
2025-08-04MTRNMATERION CorpSale918$104.65$96,067.23filing

Insider transactions from SEC Form 4 filings via EDGAR. Names appear as filed and aren't normalized across issuers.