NASDAQ : UPB

Upstream Bio, Inc. — Institutional Ownership

$7.05 USD

-$0.04 (-0.56%)

Volume
21.99K
Average Volume
593.6K
Market Capitalization
$383.66M
P/E Ratio
-2.43
Dividend Yield
0.00%
Price Target
$20.00
Year High
$33.68
Year Low
$5.85
Day High
Day Low
Payout Ratio
$0.00
Current Ratio
$27.99
Institutional Ownership Summary
Institutional Ownership %

%

Investors Holding

change: 0.0 | last:
Increased Positions

change: 0.0 | last:
Reduced Positions

change: 0.0 | last:
New Positions

change: 0.0 | last:
Sold Positions

change: 0.0 | last:
Total Calls

-

Total Puts

-

Put-Call Ratio

change: 0.0 | last:
Total Invested

-

Beneficial Ownership Filings
Filing Date Reporting Person Amount Beneficially Owned % of Class
2026-07-30 BlackRock, Inc. 2.81M 5.20%
2026-05-15 Decheng Capital Global Life Sciences Fund IV, L.P. 2.72M 5.00%
2025-11-14 HBM Healthcare Investments (Cayman) Ltd. 2.2M 4.10%
2025-11-14 TCG Crossover GP I, LLC 2.12M 3.90%
2025-10-24 Norges Bank 2.88M 5.30%
2025-08-06 FMR LLC 7.94M 14.80%
2025-02-14 TCG Crossover GP I, LLC 2.8M 5.20%
2025-02-14 Decheng Capital Global Life Sciences Fund IV, L.P. 3.09M 5.80%
2025-02-13 HBM Healthcare Investments (Cayman) Ltd. 2.72M 5.10%
2025-02-12 FMR LLC 7.18M 13.40%
2024-11-07 FMR LLC 6.07M 11.82%
2024-11-07 Abigail P. Johnson 6.07M 11.82%
2024-10-22 AI Upstream LLC 5.49M 10.70%
2024-10-22 Access Industries Holdings LLC 5.49M 10.70%
2024-10-22 Access Industries Management, LLC 5.49M 10.70%
2024-10-22 AI Biotechnology LLC 5.49M 10.70%
2024-10-22 Len Blavatnik 5.49M 10.70%
2024-10-18 BCLS Fund III Investments, LP 2.3M 4.30%
2024-10-17 OrbiMed Advisors Israel II Limited 1.14M 2.20%
2024-10-17 OrbiMed Advisors LLC 4.55M 8.90%
2024-10-17 OrbiMed Israel GP II, L.P. 1.14M 2.20%
2024-10-17 OrbiMed Capital GP VIII LLC 4.55M 8.90%
UPB Enterprise Value History
Annual
Date Stock Price Shares Outstanding Market Cap Cash & Equivalents Total Debt Enterprise Value
2025-12-31 $27.15 53.85M $1.46B $101.58M $1.27M $1.36B
2024-12-31 $16.44 51.34M $844.06M $325.89M $1.83M $520M
2023-12-31 $22.00 36.32M $799.11M $25.83M $45000 $773.33M
2022-12-31 $22.00 36.32M $799.11M $17.05M $94000 $782.16M
Quarterly
Date Stock Price Shares Outstanding Market Cap Cash & Equivalents Total Debt Enterprise Value
2026-06-30 $6.92 54.57M $377.61M $79.4M $954K $299.17M
2026-03-31 $9.00 54.33M $488.99M $96.72M $1.11M $393.38M
2025-12-31 $27.15 54.24M $1.47B $101.58M $1.27M $1.37B
2025-09-30 $18.81 53.93M $1.01B $72.16M $1.42M $943.7M
2025-06-30 $10.98 53.77M $590.4M $45.46M $1.56M $546.51M
2025-03-31 $6.12 53.62M $328.14M $71.31M $1.7M $258.53M
2024-12-31 $16.44 51.34M $844.06M $325.89M $1.83M $520M
2024-09-30 $22.00 51.34M $1.13B $32.95M $1.94M $1.1B
2024-06-30 $22.00 51.34M $1.13B $47.34M -$ $1.08B
2024-03-31 $22.00 51.34M $1.13B -$ -$ $1.13B
2023-12-31 $22.00 36.32M $799.11M $25.83M $45000 $773.33M
2023-09-30 $22.00 36.32M $799.11M -$ -$ $799.11M