Form4insider filings, from the source

Insider · CIK 0001682712

Justin D Sheets

Files at: MTRX. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $229k · 1net −$229k
$10k$10k$100k$100k$1M$1MbuyssalesSep 2024Jan 2025May 2025Sep 2025Jan 2026May 2026Sep 2026

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 27, 2026 DFMForm 4 →Aug 31, 3:49 pm EDTMATRIX SERVICE COMTRX24,170$10.86$151,92269,474—
Aug 25, 2026 AForm 4 →Aug 27, 1:02 pm EDTMATRIX SERVICE COMTRX8,939——73,276—
Jun 12, 2026 SForm 4 →Jun 15, 3:56 pm EDTMATRIX SERVICE COMTRX16,991$13.50$229,37964,337−20.9%

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 27, 2026 MForm 4 →Aug 31, 3:49 pm EDTMATRIX SERVICE COMTRX10,184——0—
Aug 25, 2026 AForm 4 →Aug 27, 1:02 pm EDTMATRIX SERVICE COMTRX8,939——8,939—