Form4insider filings, from the source

Insider · CIK 0001271411

Michael Gray

Files at: UPB, XFOR, CRIS. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $9,886 · 2net −$9,886
$10k$10k$100k$100k$1M$1MbuyssalesMar 27Apr 26May 27Jun 27Jul 28Aug 28Sep 27

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 16, 2026 SForm 4 →Sep 17, 4:05 pm EDTUpstream Bio, Inc.UPB853$5.49$4,68327,942−2.96%
Jun 16, 2026 SForm 4 →Jun 17, 4:05 pm EDTUpstream Bio, Inc.UPB853$6.10$5,20328,795−2.88%

Reported trades — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.