UPB
Upstream Bio, Inc.Price
Daily candles with volume. Pins mark insider trades, rating changes, 13F stakes, reports, catalysts and short-interest jumps.
- R Mar 1 Upstream Bio released additional Phase 2 VIBRANT trial data for vere…
- S Mar 16 5 insiders sell $46.6K at $9.29
- A Jun 12 JP Morgan downgrades
- R Jun 14 Upstream Bio presented positive responder analyses from the Phase 2…
- S Jun 16 5 insiders sell $30.6K at $6.10
- R Sep 1 Upstream Bio announced pivotal Phase 3 development plans for verekit…
- E Sep 8 FDA: Upstream Bio Presents Results from the Phase 2 VALIANT Tri…
- S Sep 16 5 insiders sell $27.6K at $5.49
Signal stack
Where each data set points today.
- InsidersBEARISH
5 insiders sold $104.8K.
- InstitutionsBULLISH
Q2 2026: 28 added (0 new), 6 trimmed or exited.
- AnalystsBULLISH
9 of 12 rate it Buy or better. Every target is above the price.
- EstimatesFALLING
Current-quarter EPS estimate −$0.710 → −$0.729 over 90 days. 4 up, 3 down in 30 days.
- Short sellersSTEADY
Short interest −0.8% to 4.48M shares. 3.7 days to cover, ≈8.2% of shares.
- TrendDOWNTREND
46% below its 50-day average. New closing low $2.74 on Oct 23.
Who's buying
13F· Q2 2026| Fund | Move | Value |
|---|---|---|
| NORGES BANK | ADD | $26.1M |
| D. E. Shaw & Co., Inc. | ADD | $7.2M |
| JPMORGAN CHASE & CO | DOUBLED | $7.0M |
| Qube Research & Technologies Ltd | ADD | $6.8M |
| BNP PARIBAS FINANCIAL MARKETS | DOUBLED | $3.5M |
| Trexquant Investment LP | DOUBLED | $3.2M |
| Point72 Asset Management, L.P. | DOUBLED | $3.1M |
| BANK OF AMERICA CORP /DE/ | DOUBLED | $2.7M |
Quarterly 13F filings are due 45 days after each quarter ends.
The Street
12 analystsPrice is below the lowest target. Median implies +689%.Targets as of Oct 28, 2026.
| Date | Firm | Rating |
|---|---|---|
| Sep 2, 2026 | HC Wainwright & Co. REITERATE | Buy |
| Aug 14, 2026 | JP Morgan MAINTAIN | Neutral |
| Aug 12, 2026 | Truist Securities MAINTAIN | Buy |
| Jun 12, 2026 | JP Morgan DOWNGRADE | Neutral |
| Jun 3, 2026 | HC Wainwright & Co. INITIATE | Buy |
| May 14, 2026 | Mizuho MAINTAIN | Outperform |
Insider ledger
Form 4| Date | Insider | Type | Value |
|---|---|---|---|
| Sep 16, 2026 | GRAY MICHAEL CFO and COO | SELL | $4.7K |
| Sep 16, 2026 | Sutherland Everett Rand Chief Executive Officer | SELL | $11.5K |
| Sep 16, 2026 | Houghton Adam Chief Business Officer | SELL | $3.8K |
| Sep 16, 2026 | Deykin Aaron Chief Medical Officer | SELL | $4.9K |
| Sep 16, 2026 | Ambrose Allison General Counsel | SELL | $2.7K |
| Jun 16, 2026 | Deykin Aaron Chief Medical Officer | SELL | $5.5K |
| Jun 16, 2026 | Ambrose Allison General Counsel | SELL | $2.9K |
| Jun 16, 2026 | GRAY MICHAEL CFO and COO | SELL | $5.2K |
Earnings setup
Estimates| Period | EPS est. | Range | 30D rev. | Revenue |
|---|---|---|---|---|
| Current Q | -$0.73 | -$0.88–-$0.52 | -4.3% | $480.3K |
| Next Q | -$0.73 | -$0.95–-$0.42 | -7.8% | $483.6K |
| Current FY | -$2.90 | -$3.26–-$2.17 | -2.2% | $2.7M |
| Next FY | -$2.80 | -$3.46–-$1.77 | +3.0% | $1.4M |
Short side
FINRA· Oct 15, 2026SecBot reports
6 filings · 5 press releases · 1 bullish · 2 bearish · 3 neutral- BULLISH 8-KSep 1, 2026
Upstream Bio announced pivotal Phase 3 development plans for verekitug in severe asthma and CRSwNP…
This filing de-risks the Phase 3 path for verekitug and signals FDA alignment on the pivotal trial design, which is a positive catalyst for a pre-revenue biotech. Traders should watch for the…
- NEUTRAL 8-KAug 11, 2026
Upstream Bio reported Q2 2026 financial results with a net loss of $39.7M, roughly in line with…
The filing contains no material surprises — net loss and cash burn are in line with the prior quarter. The key catalyst to watch is the End-of-Phase 2 FDA interactions expected mid-2026, which will…
- NEUTRAL CLUSTERJun 17, 2026
Five Upstream Bio insiders (CEO, CFO/COO, CMO, CBO, General Counsel) sold a combined ~$31K worth…
This selling cluster is too small and routine to carry informational value. Monitor upcoming clinical catalysts (Phase 2 data) for the true driver of UPB's stock; insider activity at these levels is…
- BULLISH PRESS RELEASEJun 14, 2026
Upstream Bio presented positive responder analyses from the Phase 2 VIBRANT trial of verekitug in…
The strong responder data de-risks the CRSwNP program and supports the quarterly dosing advantage over competitors like Tezspire (monthly). Watch for Phase 3 initiation in Q1 2027 and potential…
All UPB filing & press-release reports (11)
- 8-K reportSep 1, 2026
- 8-K reportAug 11, 2026
- CLUSTER reportJun 17, 2026
- PRESS-RELEASE reportJun 14, 2026
- PRESS-RELEASE reportMay 18, 2026
- PRESS-RELEASE reportMay 13, 2026
- PRESS-RELEASE reportApr 17, 2026
- 424B5 reportMar 26, 2026
- PRESS-RELEASE reportMar 26, 2026
- CLUSTER reportMar 16, 2026
- PRESS-RELEASE reportMar 1, 2026