As of the latest SEC filings, Gossamer Bio, Inc. (GOSS) is held by 109 institutional funds. The largest fund shareholder is VANGUARD TOTAL STOCK MARKET INDEX FUND (VTI), holding an estimated $2,270,241.82 in market value, representing a significant portion of its portfolio.
Funds holding Gossamer Bio, Inc. (GOSS)
Source: SEC Form N-PORT institutional portfolio disclosures
- Ticker:
- GOSS
- CIK:
- 0001728117
| Fund | Type | Manager | Weight | Market Value | Shares |
Report Date
|
Filing Date
|
|---|---|---|---|---|---|---|---|
|
VTI
VANGUARD TOTAL STOCK MARKET INDEX FUND
|
ETF | Vanguard | 0.00% | $2,270,241.82 | 6,910,934 | Mar 31, 2026 | May 28, 2026 |
|
IWM
iShares Russell 2000 ETF
|
ETF | BlackRock / iShares | 0.00% | $1,590,435.38 | 4,841,508 | Mar 31, 2026 | May 28, 2026 |
|
VEMPX
VANGUARD EXTENDED MARKET INDEX FUND
|
ETF | Vanguard | 0.00% | $739,661.77 | 2,251,634 | Mar 31, 2026 | May 28, 2026 |
|
FSSNX
Fidelity Small Cap Index Fund
|
MF | Fidelity | 0.00% | $686,063.22 | 1,865,316 | Apr 30, 2026 | Jun 26, 2026 |
|
IWO
iShares Russell 2000 Growth ETF
|
ETF | BlackRock / iShares | 0.00% | $523,327.11 | 1,593,081 | Mar 31, 2026 | May 28, 2026 |
|
IBB
iShares Biotechnology ETF
|
ETF | BlackRock / iShares | 0.01% | $496,211.08 | 1,510,536 | Mar 31, 2026 | May 28, 2026 |
|
FSMAX
Fidelity Extended Market Index Fund
|
MF | Fidelity | 0.00% | $460,722.04 | 1,084,307 | Feb 28, 2026 | Apr 24, 2026 |
|
SCHA
Schwab U.S. Small-Cap ETF
|
ETF | Charles Schwab | 0.00% | $426,064.23 | 1,002,740 | Feb 28, 2026 | Apr 24, 2026 |
|
VTWO
VANGUARD RUSSELL 2000 INDEX FUND
|
ETF | Vanguard | 0.00% | $403,906.97 | 950,593 | Feb 28, 2026 | Apr 28, 2026 |
|
VHCIX
VANGUARD HEALTH CARE INDEX FUND
|
ETF | Vanguard | 0.00% | $232,263.51 | 546,631 | Feb 28, 2026 | Apr 28, 2026 |
|
PRFZ
Invesco RAFI US 1500 Small-Mid ETF
|
ETF | Invesco | 0.01% | $174,500.50 | 474,444 | Apr 30, 2026 | Jun 26, 2026 |
|
IWC
iShares Micro-Cap ETF
|
ETF | BlackRock / iShares | 0.01% | $164,302.56 | 500,160 | Mar 31, 2026 | May 28, 2026 |
|
FSKAX
Fidelity Total Market Index Fund
|
MF | Fidelity | 0.00% | $161,944.26 | 381,135 | Feb 28, 2026 | Apr 24, 2026 |
|
SHSKX
BlackRock Health Sciences Opportunities Portfolio
|
MF | BlackRock / iShares | 0.00% | $155,173.06 | 365,199 | Feb 27, 2026 | Apr 24, 2026 |
|
FKASX
Federated Hermes Kaufmann Small Cap Fund
|
MF | Federated Hermes | 0.01% | $150,344.92 | 766,284 | Apr 30, 2026 | Jun 23, 2026 |
|
SWSSX
Schwab Small-Cap Index Fund
|
MF | Charles Schwab | 0.00% | $149,284.50 | 405,885 | Apr 30, 2026 | Jun 25, 2026 |
|
FCFMX
Fidelity Series Total Market Index Fund
|
MF | Fidelity | 0.00% | $125,699.44 | 295,833 | Feb 28, 2026 | Apr 24, 2026 |
|
-
Master Small Cap Index Series
|
ETF | Independent / Boutique | 0.00% | $108,093.58 | 329,052 | Mar 31, 2026 | May 28, 2026 |
|
ITOT
iShares Core S&P Total U.S. Stock Market ETF
|
ETF | BlackRock / iShares | 0.00% | $94,258.15 | 286,935 | Mar 31, 2026 | May 28, 2026 |
|
VTWG
VANGUARD RUSSELL 2000 GROWTH INDEX FUND
|
ETF | Vanguard | 0.01% | $74,301.41 | 174,868 | Feb 28, 2026 | Apr 28, 2026 |
|
-
EQ/2000 Managed Volatility Portfolio
|
ETF | Independent / Boutique | 0.00% | $69,641.67 | 211,999 | Mar 31, 2026 | May 26, 2026 |
|
FNCMX
Fidelity Nasdaq Composite Index Fund
|
MF | Fidelity | 0.00% | $63,602.43 | 149,688 | Feb 28, 2026 | Apr 24, 2026 |
|
PCSGX
PACE Small/Medium Co Growth Equity Investments
|
MF | Independent / Boutique | 0.02% | $53,479.59 | 145,404 | Apr 30, 2026 | Jun 26, 2026 |
|
TRHBX
Nuveen Small Cap Blend Index Fund
|
MF | TIAA / Nuveen | 0.00% | $48,878.41 | 132,894 | Apr 30, 2026 | Jun 24, 2026 |
|
FECGX
Fidelity Small Cap Growth Index Fund
|
MF | Fidelity | 0.00% | $47,788.87 | 145,476 | Mar 31, 2026 | May 26, 2026 |
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