U
Upstream Bio, Inc. (UPB)
NMS – Real Time Price. Currency in USD
8.67
-1.12 (-11.44%)
At close: Mar 27, 2026, 4:00 PM EDT
8.70
+0.03 (0.35%)
After-hours: Mar 27, 2026, 6:50 PM EDT
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NMS – Real Time Price. Currency in USD
8.67
-1.12 (-11.44%)
At close: Mar 27, 2026, 4:00 PM EDT
8.70
+0.03 (0.35%)
After-hours: Mar 27, 2026, 6:50 PM EDT
| Breakdown | |
|---|---|
| 14.86% | % of Shares Held by All Insider |
| 94.73% | % of Shares Held by Institutions |
| 111.26% | % of Float Held by Institutions |
| 177 | Number of Institutions Holding Shares |
| Holder | Shares | Date Reported | % Out | Value |
|---|---|---|---|---|
| FMR, LLC | 7.52M | 2025-12-31 | 13.91% | $65.18M |
| Orbimed Advisors LLC. | 5.69M | 2025-12-31 | 10.54% | $49.36M |
| Blackrock Inc. | 3.34M | 2025-12-31 | 6.19% | $29.00M |
| Decheng Capital LLC | 3.14M | 2025-12-31 | 5.82% | $27.25M |
| NORGES BANK | 2.88M | 2025-12-31 | 5.33% | $24.99M |
| Enavate Sciences Gp, LLC | 2.46M | 2025-12-31 | 4.55% | $21.33M |
| Vanguard Group Inc | 2.39M | 2025-12-31 | 4.42% | $20.71M |
| UBS Group AG | 1.81M | 2025-12-31 | 3.34% | $15.66M |
| Janus Henderson Group PLC | 1.53M | 2025-12-31 | 2.83% | $13.25M |
| Altshuler Shaham Ltd | 1.34M | 2025-12-31 | 2.48% | $11.63M |
| Holder | Shares | Date Reported | % Out | Value |
|---|---|---|---|---|
| VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund | 1.44M | 2025-12-31 | 2.67% | $12.51M |
| Fidelity Securities Fund-Fidelity Small Cap Growth Fund | 1.37M | 2025-12-31 | 2.54% | $11.89M |
| Fidelity Select Portfolios-Select Health Care Portfolio | 800,000 | 2026-01-31 | 1.48% | $6.94M |
| iShares Trust-iShares Russell 2000 ETF | 780,261 | 2026-01-31 | 1.44% | $6.76M |
| Fidelity Advisor Series VII-Fidelity Advisor Biotechnology Fund | 691,003 | 2026-01-31 | 1.28% | $5.99M |
| Fidelity Securities Fund-Fidelity Small Cap Growth K6 Fund | 682,018 | 2025-12-31 | 1.26% | $5.91M |
| SPDR SERIES TRUST-State Street SPDR S&P Biotech ETF | 668,644 | 2026-01-31 | 1.24% | $5.80M |
| Fidelity Capital Trust-Fidelity Stock Selector Small Cap Fund | 626,400 | 2025-12-31 | 1.16% | $5.43M |
| Fidelity Securities Fund-Fidelity Series Small Cap Opportunities Fund | 555,000 | 2025-12-31 | 1.03% | $4.81M |
| Fidelity Advisor Series VII-Fidelity Advisor Health Care Fund | 400,000 | 2026-01-31 | 0.74% | $3.47M |