Type / Class
Equity / Common Stock, $0.0001 par value per share
Shares outstanding
239,125,529
Total 13F shares
184,978,583
Share change
+5,021,607
Total reported value
$573,395,242
Put/Call ratio
33%
Price per share
$3.10
Number of holders
193
Value change
+$17,758,289
Number of buys
114
Number of sells
62

Institutional Holders of Gossamer Bio, Inc. - Common Stock, $0.0001 par value per share (GOSS) as of Q4 2025

As of 31 Dec 2025, Gossamer Bio, Inc. - Common Stock, $0.0001 par value per share (GOSS) was held by 193 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 184,978,583 shares. The largest 10 holders included NEA Management Company, LLC, BlackRock, Inc., Octagon Capital Advisors LP, VANGUARD GROUP INC, STATE STREET CORP, ARCH Venture Management, LLC, SAMSARA BIOCAPITAL, LLC, Siren, L.L.C., 683 Capital Management, LLC, and HHLR ADVISORS, LTD.. This page lists 193 institutional shareholders reporting positions in this security for the Q4 2025 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.