$0.34
-0.01 (-3.13%)
Market Cap
$81.8M
Shares Outstanding
234,696,000
Institutional Holders
120
Total Inst. Value
$176.0M
% of Float Held
83.3%
QoQ Holder Change
+23
Institutional data as of Q1 2025
New Positions
28
Closed Positions
9
Increased
34
Decreased
30
Institutional Ownership Trend
Top 10 Institutional Holders(Q1 2025)
| # | Fund | Value | Shares |
|---|---|---|---|
| 1 | Octagon Capital Advisors LP | $20.5M | 1,425,000 |
| 2 | NEA Management Company, LLC | $19.9M | 18,093,034 |
| 3 | VANGUARD GROUP INC | $11.1M | 10,083,881 |
| 4 | ARCH Venture Management, LLC | $8.8M | 8,055,916 |
| 5 | FMR LLC | $8.4M | 7,592,980 |
| 6 | ACADIAN ASSET MANAGEMENT LLC | $7.0M | 6,358,113 |
| 7 | SILVERARC CAPITAL MANAGEMENT, LLC | $7.0M | 6,320,684 |
| 8 | Palo Alto Investors LP | $6.9M | 6,276,893 |
| 9 | Samsara BioCapital, LLC | $6.7M | 6,130,268 |
| 10 | 683 Capital Management, LLC | $6.7M | 6,100,000 |
Biggest Buyers & Sellers This Quarter
Top Buyers
| Fund | Shares Added | Value |
|---|---|---|
| VANGUARD GROUP INC | +50K | $11.1M |
| ACADIAN ASSET MANAGEMENT LLC | +1.3M | $7.0M |
| SILVERARC CAPITAL MANAGEMENT, LLC | +149K | $7.0M |
| BlackRock, Inc. | +44K | $3.4M |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | +2.3M | $3.2M |
Top Sellers
| Fund | Shares Removed | Value |
|---|---|---|
| Octagon Capital Advisors LP | -16.9M | $20.5M |
| Alyeska Investment Group, L.P. | -4.6M | $4.6M |
| PLATINUM INVESTMENT MANAGEMENT LTD | -1.4M | $1.9M |
| JACOBS LEVY EQUITY MANAGEMENT, INC | -1.3M | $310K |
| Eversept Partners, LP | -1.1M | $4.3M |
Famous Fund Managers
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Frequently Asked Questions
How many institutional investors hold GOSS?
As of Q1 2025, 120 institutional investors report holding GOSS (Gossamer Bio, Inc.) in their 13F filings.
What percentage of Gossamer Bio, Inc. is owned by institutions?
Institutional investors hold approximately 83.3% of Gossamer Bio, Inc.'s float as reported in SEC 13F filings.
Which hedge fund owns the most GOSS?
The largest institutional holder of GOSS is Octagon Capital Advisors LP with $20.5M in shares.
Are institutions buying or selling GOSS?
This quarter, 28 institutions opened new positions in GOSS and 9 closed their positions.
What is 13F institutional ownership?
SEC Form 13F is a quarterly report filed by institutional investment managers with over $100M in qualifying assets. It discloses their US equity holdings, providing transparency into what the largest investors are buying and selling.
How often is institutional ownership data updated?
13F filings are due 45 days after each calendar quarter end (May 15, Aug 14, Nov 14, Feb 14). Data is updated on HedgeTrace as new filings are processed.