2BB score and signals
Upstream Bio, Inc.’s current 2BB score is 49 out of 100, built from the signal categories below.
| Signal | Score | Reading |
|---|
| Activity | 53 | Moderate |
| Momentum | 44 | Stable |
| Financial strength | 39 | Weak |
| Quality | 80 | Very Strong |
| Risk | 44 | Moderate |
Company facts
| Headquarters | Waltham, Massachusetts, United States |
| Founded | 2021 |
| Employees | 75 |
| 52-week range | $5.85 – $33.68 |
Recent earnings
| Report date | EPS actual | EPS estimate | Revenue actual | Revenue estimate |
|---|
| 2026-11-03 | — | -0.736 | — | $397,435.00 |
| 2026-08-12 | — | -0.7687 | — | $435,017.00 |
| 2026-05-13 | -0.75 | -0.7811 | $1.03M | $446,420.00 |
| 2026-03-26 | -0.785 | -0.7057 | $668,000.00 | $614,413.00 |
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