TOP TIERMARKET NEWSWIRE
SEC Form 4 history

UPSTREAM BIO INC (UPB) insider trades

UPSTREAM BIO INC (UPB) insider trading activity (SEC Form 4). Over the trailing 90 days, UPB insiders filed 0 purchases totalling $0 and 5 sales totalling $28K — net SELLING of $28K. Most recent filing: Sep 17, 2026. Insider transactions are a Pro-tier alertable signal in the live Top Tier Newswire terminal — Form 4 filings reach the wire within minutes of acceptance by the SEC. Data shown publicly here is delayed 4 hours.

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Buys (90d)
0
$0
Sells (90d)
5
$28K
Net (90d)
-$28K
net selling
Most recent
Sep 17, 2026

Recent transactions

FiledInsiderRoleTypeSharesPriceValue
Sep 17, 2026Houghton AdamChief Business OfficerS Sale—$5.49$4Kfiling
Sep 17, 2026Sutherland Everett RandCEOS Sale—$5.49$12Kfiling
Sep 17, 2026Deykin AaronChief Medical OfficerS Sale—$5.49$5Kfiling
Sep 17, 2026Ambrose AllisonGCS Sale—$5.49$3Kfiling
Sep 17, 2026Gray MichaelCFO, COOS Sale—$5.49$5Kfiling
Jun 17, 2026Ambrose AllisonGCS Sale—$6.10$3Kfiling
Jun 17, 2026Deykin AaronChief Medical OfficerS Sale—$6.10$5Kfiling
Jun 17, 2026Houghton AdamChief Business OfficerS Sale—$6.10$4Kfiling
Jun 17, 2026Sutherland Everett RandCEOS Sale—$6.10$13Kfiling
Jun 17, 2026Gray MichaelCFO, COOS Sale—$6.10$5Kfiling