Form4insider filings, from the source

Insider · CIK 0001804609

Glenn Grindstaff

Files at: OSIS. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 24, 2026 AFForm 4 →Aug 25, 7:57 pm EDTOSI SYSTEMS INCOSIS3,677$206.73$760,14610,193—
Jul 31, 2026 AForm 4 →Aug 4, 4:30 pm EDTOSI SYSTEMS INCOSIS610$221.39$135,0489,932—
Jun 30, 2026 AForm 4 →Jul 1, 4:00 pm EDTOSI SYSTEMS INCOSIS17$185.90$3,1609,322—

Reported trades — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.