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UPB
Upstream Bio, Inc.
5.31
−0.02 −0.38%
USD · close Sep 17
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Work order
45
WATCH · shorts 45
Insiders, 90 days
−$28K
net selling · 0 buys, 5 sells
Congress, 90 days
0 / 0
no disclosures naming it
Big money
0 / 15
none of the tracked funds disclose it
Calls on record
0
nobody we score has called it yet
FINANCIALS: NOT YET PULLED FROM SEC XBRL, CHECK BACK AFTER TONIGHT52W 5.31 – 32.60
One year, everything drawn on
Insider buyInsider sellCongress buy, above the lineCongress sell, below10-K / 10-Q filedHOVER A MARKER FOR THE FILING
THE WORK ORDER · 2026-09-17
Shorts (latest report): 4.1M short · +78K last period
Every line of the math45WATCH
Insider activity
ALL 5| Date | Insider | Type | Value |
|---|---|---|---|
| Sep 16 | Chief Executive Officer | Sell | $12K |
| Sep 16 | Chief Business Officer | Sell | $4K |
| Sep 16 | CFO and COO | Sell | $5K |
| Sep 16 | Chief Medical Officer | Sell | $5K |
| Sep 16 | General Counsel | Sell | $3K |