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UPB
Upstream Bio, Inc.
3.41
+0.14 +4.28%
USD · close Oct 30
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Work order
47
WATCH · insiders 49, 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
MKT CAP $186.8MP/E —DIV YIELD —FCF YIELD —REV TTM $3.2M +16.0%NET INCOME −$156.5MNET CASH —52W 2.74 – 32.60SEC XBRL · TTM TO Invalid Date
Short interest
| Report date | Shares short | Change | % of shares out | Avg daily volume | Days to cover |
|---|---|---|---|---|---|
| 2026-08-31 | 4.1M | +78K | 7.48% | 550K | 7.5 |
| 2026-08-14 | 4M | +368K | 7.33% | 712K | 5.6 |
| 2026-07-31 | 3.6M | +30K | 6.66% | 487K | 7.5 |
| 2026-07-15 | 3.6M | −487K | 6.61% | 442K | 8.2 |