Type / Class
Equity / Common Stock, par value $0.001 per share
Shares outstanding
54,284,692
Total 13F shares
42,074,592
Share change
+39,613,174
Total reported value
$690,108,943
Price per share
$16.44
Number of holders
70
Value change
+$649,643,077
Number of buys
66

Institutional Holders of Upstream Bio, Inc. - Common Stock, par value $0.001 per share (UPB) as of Q4 2024

As of 31 Dec 2024, Upstream Bio, Inc. - Common Stock, par value $0.001 per share (UPB) was held by 70 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 42,074,592 shares. The largest 10 holders included FMR LLC, ORBIMED ADVISORS LLC, Decheng Capital LLC, TCG Crossover Management, LLC, Enavate Sciences GP, LLC, Bain Capital Life Sciences Investors, LLC, VR Adviser, LLC, Samsara BioCapital, LLC, Omega Fund Management, LLC, and WELLINGTON MANAGEMENT GROUP LLP. This page lists 70 institutional shareholders reporting positions in this security for the Q4 2024 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.