Form4insider filings, from the source

Insider · CIK 0001490925

William Francis Ballhaus Jr.

Files at: OSIS. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Jul 20, 2026 AForm 4 →Jul 21, 4:00 pm EDTOSI SYSTEMS INCOSIS924$216.65$200,1854,102—

Reported trades — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.