Form4insider filings, from the source

Insider · CIK 0001688289

Shelly Marie Chadwick

Files at: MTRN, TKR. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $654k · 3net −$654k
$10k$10k$100k$100k$1M$1MbuyssalesFeb 2017Sep 2018Apr 2020Nov 2021Jun 2023Jan 2025Aug 2026

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 7, 2026 SForm 4 →Aug 11, 4:50 pm EDTMATERION CorpMTRN1,705$293.00$499,56515,246−10.1%
Aug 7, 2026 FMForm 4 →Aug 11, 4:50 pm EDTMATERION CorpMTRN8,239$185.45$1,527,90816,951—
Feb 13, 2019 AFForm 4 →Feb 15, 2:38 pm ESTTIMKEN COTKR271$43.64$2,5313,843— plan?
Feb 12, 2019 AFForm 4 →Feb 14, 2:55 pm ESTTIMKEN COTKR489$43.18$4,8793,688— plan?
Feb 11, 2019 AFForm 4 →Feb 13, 5:37 pm ESTTIMKEN COTKR3,056$43.12$32,8603,425— plan?
Aug 21, 2018 JForm 4/A →Aug 22, 5:21 pm EDTTIMKEN COTKR71——1,846— plan?
Aug 21, 2018 SForm 4 →Aug 22, 4:35 pm EDTTIMKEN COTKR1,043$48.85$50,9511,917−35.2% plan?
Aug 21, 2018 FMForm 4 →Aug 22, 4:35 pm EDTTIMKEN COTKR1,327$30.02$39,8352,960— plan?
Feb 13, 2018 AFForm 4 →Feb 14, 7:03 pm ESTTIMKEN COTKR283$44.23$3,1401,846— plan?
Feb 11, 2018 AFForm 4 →Feb 13, 5:50 pm ESTTIMKEN COTKR1,394$44.91$15,6281,705— plan?
Feb 21, 2017 SForm 4 →Feb 22, 5:33 pm ESTTIMKEN COTKR2,322$44.75$103,898977−70.4% plan?
Feb 21, 2017 FMForm 4 →Feb 22, 5:33 pm ESTTIMKEN COTKR1,324$29.54$39,1113,299— plan?
Feb 13, 2017 FForm 4 →Feb 15, 6:03 pm ESTTIMKEN COTKR345$45.85$15,8182,253— plan?
Feb 11, 2017 AFForm 4 →Feb 14, 1:48 pm ESTTIMKEN COTKR434$45.20$5,2432,598— plan?
Feb 9, 2017 FForm 4 →Feb 13, 4:18 pm ESTTIMKEN COTKR724$43.83$31,7332,396— plan?

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 4, 2026 AForm 4 →Sep 9, 4:59 pm EDTMATERION CorpMTRN8——12,506—
Aug 7, 2026 MForm 4 →Aug 11, 4:50 pm EDTMATERION CorpMTRN4,972——4,345—
Jun 12, 2026 AForm 4 →Jun 16, 1:29 pm EDTMATERION CorpMTRN8——12,498—
Feb 12, 2019 AForm 4 →Feb 14, 2:55 pm ESTTIMKEN COTKR11,575——7,575—
Aug 21, 2018 MForm 4 →Aug 22, 4:35 pm EDTTIMKEN COTKR1,185——2,370—
Feb 12, 2018 AForm 4 →Feb 13, 5:50 pm ESTTIMKEN COTKR9,600——6,225—
Feb 21, 2017 MForm 4 →Feb 22, 5:33 pm ESTTIMKEN COTKR1,185——3,555—
Feb 13, 2017 AForm 4 →Feb 14, 1:48 pm ESTTIMKEN COTKR8,325——5,375—