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**MWN-AI Summary and Analysis is based on asking OpenAI to summarize and analyze this news release.
| Last: | $7.77 |
|---|---|
| Change Percent: | -2.88% |
| Open: | $7.87 |
| Close: | $8 |
| High: | $8.07 |
| Low: | $7.62 |
| Volume: | 383,788 |
| Last Trade Date Time: | 02/27/2026 12:44:18 pm |
| Market Cap: | $1,502,813,216 |
|---|---|
| Float: | 35,454,720 |
| Insiders Ownership: | 0.19% |
| Institutions: | 30 |
| Short Percent: | N/A |
| Industry: | Biotechnology & Life Sciences |
| Sector: | Healthcare |
| Website: | https://www.upstreambio.com |
| Country: | US |
| City: | Waltham |
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**MWN-AI FAQ is based on asking OpenAI questions about Upstream Bio Inc. (NASDAQ: UPB).
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