Form4insider filings, from the source

Insider · CIK 0001634730

Jason Matuszewski

Files at: BSEM. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 15, 2026 MForm 4 →Sep 17, 4:30 pm EDTBioStem Technologies, Inc.BSEM25,119——1,303,552—

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 15, 2026 MForm 4 →Sep 17, 4:30 pm EDTBioStem Technologies, Inc.BSEM25,119——99,900—