Titelia

Fund shareholders of Gossamer Bio Inc

ISIN US38341P1021 · United States · LEI 549300ZOC0N2W6PSFR58

Fund shareholders
106
Of which ETFs
21 85 other funds
Value held
10.3M $
Share of capital
6.0 % of 488.8M shares on Aug 8, 2026
FundSharesValueWeight in fundShare of capital
VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS 6,910,9342.3M $0.00 %1.41 %as of Mar 31, 2026
iShares Russell 2000 ETF iShares Trust 4,841,5081.6M $0.00 %0.99 %as of Mar 31, 2026
VANGUARD EXTENDED MARKET INDEX FUND VANGUARD INDEX FUNDS 2,251,634739.7K $0.00 %0.46 %as of Mar 31, 2026
Fidelity Small Cap Index Fund Fidelity Salem Street Trust 1,865,316686.1K $0.00 %0.38 %as of Apr 30, 2026
iShares Russell 2000 Growth ETF iShares Trust 1,593,081523.3K $0.00 %0.33 %as of Mar 31, 2026
iShares Biotechnology ETF iShares Trust 1,510,536496.2K $0.01 %0.31 %as of Mar 31, 2026
Fidelity Extended Market Index Fund Fidelity Concord Street Trust 1,084,307460.7K $0.00 %0.22 %as of Feb 28, 2026
Schwab U.S. Small-Cap ETF SCHWAB STRATEGIC TRUST 1,002,740426.1K $0.00 %0.21 %as of Feb 28, 2026
VANGUARD RUSSELL 2000 INDEX FUND VANGUARD SCOTTSDALE FUNDS 950,593403.9K $0.00 %0.19 %as of Feb 28, 2026
VANGUARD HEALTH CARE INDEX FUND VANGUARD WORLD FUND 546,631232.3K $0.00 %0.11 %as of Feb 28, 2026
iShares Micro-Cap ETF iShares Trust 500,160164.3K $0.01 %0.10 %as of Mar 31, 2026
Invesco RAFI US 1500 Small-Mid ETF Invesco Exchange-Traded Fund Trust 474,444174.5K $0.01 %0.10 %as of Apr 30, 2026
Schwab Small-Cap Index Fund SCHWAB CAPITAL TRUST 405,885149.3K $0.00 %0.08 %as of Apr 30, 2026
Fidelity Total Market Index Fund Fidelity Concord Street Trust 381,135161.9K $0.00 %0.08 %as of Feb 28, 2026
BlackRock Health Sciences Opportunities Portfolio BlackRock Funds 365,199155.2K $0.00 %0.07 %as of Feb 27, 2026
Master Small Cap Index Series Quantitative Master Series LLC 329,052108.1K $0.00 %0.07 %as of Mar 31, 2026
Fidelity Series Total Market Index Fund Fidelity Concord Street Trust 295,833125.7K $0.00 %0.06 %as of Feb 28, 2026
iShares Core S&P Total U.S. Stock Market ETF iShares Trust 286,93594.3K $0.00 %0.06 %as of Mar 31, 2026
EQ/2000 Managed Volatility Portfolio EQ Advisors Trust 211,99969.6K $0.00 %0.04 %as of Mar 31, 2026
VANGUARD RUSSELL 2000 GROWTH INDEX FUND VANGUARD SCOTTSDALE FUNDS 174,86874.3K $0.01 %0.04 %as of Feb 28, 2026
Fidelity Nasdaq Composite Index Fund Fidelity Concord Street Trust 149,68863.6K $0.00 %0.03 %as of Feb 28, 2026
Fidelity Small Cap Growth Index Fund Fidelity Salem Street Trust 145,47647.8K $0.00 %0.03 %as of Mar 31, 2026
PACE Small/Medium Co Growth Equity Investments PACE SELECT ADVISORS TRUST 145,40453.5K $0.02 %0.03 %as of Apr 30, 2026
LVIP SSGA Small-Cap Index Fund LINCOLN VARIABLE INSURANCE PRODUCTS TRUST 138,60045.5K $0.00 %0.03 %as of Mar 31, 2026
Nuveen Small Cap Blend Index Fund TIAA-CREF Funds 132,89448.9K $0.00 %0.03 %as of Apr 30, 2026
VANGUARD BALANCED INDEX FUND VANGUARD VALLEY FORGE FUNDS 124,65740.9K $0.00 %0.03 %as of Mar 31, 2026
Clearwater Select Equity Fund Clearwater Investment Trust 114,03737.5K $0.01 %0.02 %as of Mar 31, 2026
Schwab U.S. Broad Market ETF SCHWAB STRATEGIC TRUST 110,41746.9K $0.00 %0.02 %as of Feb 28, 2026
VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND VANGUARD INSTITUTIONAL INDEX FUNDS 107,36835.3K $0.00 %0.02 %as of Mar 31, 2026
EQ/Small Company Index Portfolio EQ Advisors Trust 104,75034.4K $0.00 %0.02 %as of Mar 31, 2026
Fidelity ZERO Total Market Index Fund Fidelity Concord Street Trust 99,97636.8K $0.00 %0.02 %as of Apr 30, 2026
Schwab Total Stock Market Index Fund SCHWAB CAPITAL TRUST 98,77836.3K $0.00 %0.02 %as of Apr 30, 2026
Fidelity Nasdaq Composite Index ETF Fidelity Commonwealth Trust 97,80641.6K $0.00 %0.02 %as of Feb 28, 2026
Global X Russell 2000 ETF GLOBAL X FUNDS 84,61831.1K $0.00 %0.02 %as of Apr 30, 2026
Virtus Biotech Clinical Trials Etf ETFis Series Trust I 76,66828.2K $0.08 %0.02 %as of Apr 30, 2026
SMALL COMPANY GROWTH PORTFOLIO VANGUARD VARIABLE INSURANCE FUNDS 74,01724.3K $0.00 %0.02 %as of Mar 31, 2026
Small Cap Index Fund VALIC Co I 73,09731.1K $0.00 %0.01 %as of Feb 28, 2026
EQ/AB Small Cap Growth Portfolio EQ Advisors Trust 68,07022.4K $0.00 %0.01 %as of Mar 31, 2026
Diversified Equity Master Portfolio Master Investment Portfolio 65,10221.4K $0.00 %0.01 %as of Mar 31, 2026
STATE STREET SMALL/MID CAP EQUITY INDEX PORTFOLIO STATE STREET INSTITUTIONAL INVESTMENT TRUST 64,40021.2K $0.00 %0.01 %as of Mar 31, 2026
Fidelity ZERO Extended Market Index Fund Fidelity Concord Street Trust 64,22623.6K $0.00 %0.01 %as of Apr 30, 2026
Small Cap Index Fund Northern Funds 61,08020.1K $0.00 %0.01 %as of Mar 31, 2026
ATM Small Cap Managed Volatility Portfolio EQ Advisors Trust 60,37619.8K $0.00 %0.01 %as of Mar 31, 2026
iShares Russell 3000 ETF iShares Trust 51,53816.9K $0.00 %0.01 %as of Mar 31, 2026
Goldman Sachs ActiveBeta(R) U.S. Small Cap Equity ETF Goldman Sachs ETF Trust 49,91921.2K $0.00 %0.01 %as of Feb 28, 2026
Small-Cap Index Portfolio PACIFIC SELECT FUND 49,61616.3K $0.00 %0.01 %as of Mar 31, 2026
Blackstone Alternative Multi-Strategy Fund Blackstone Alternative Investment Funds 42,30013.9K $0.00 %0.01 %as of Mar 31, 2026
NVIT Small Cap Index Fund Nationwide Variable Insurance Trust 39,46313K $0.00 %0.01 %as of Mar 31, 2026
Small Cap Index Trust John Hancock Variable Insurance Trust 37,78712.4K $0.00 %0.01 %as of Mar 31, 2026
Bridge Builder Small/Mid Cap Growth Fund Bridge Builder Trust 36,52412K $0.00 %0.01 %as of Mar 31, 2026
U.S. Small Cap Equity Fund RUSSELL INVESTMENT CO 36,51313.4K $0.00 %0.01 %as of Apr 30, 2026
1290 VT Micro Cap Portfolio EQ Advisors Trust 36,11211.9K $0.01 %0.01 %as of Mar 31, 2026
Fidelity Flex Small Cap Index Fund Fidelity Salem Street Trust 35,83913.2K $0.00 %0.01 %as of Apr 30, 2026
SIMT Small Cap Fund SEI INSTITUTIONAL MANAGED TRUST 35,46011.6K $0.00 %0.01 %as of Mar 31, 2026
Invesco Russell 2000 Dynamic Multifactor ETF Invesco Exchange-Traded Self-Indexed Fund Trust 30,71713.1K $0.00 %0.01 %as of Feb 28, 2026
iShares Russell Small/Mid-Cap Index Fund BlackRock Funds 29,51010.9K $0.00 %0.01 %as of Apr 30, 2026
SIIT EXTENDED MARKET INDEX FUND SEI INSTITUTIONAL INVESTMENTS TRUST 28,30012K $0.00 %0.01 %as of Feb 28, 2026
EQ/Morgan Stanley Small Cap Growth Portfolio EQ Advisors Trust 28,1389.2K $0.00 %0.01 %as of Mar 31, 2026
DWS Small Cap Index VIP DEUTSCHE DWS INVESTMENTS VIT FUNDS 27,3199K $0.00 %0.01 %as of Mar 31, 2026
SIIT SMALL CAP II FUND SEI INSTITUTIONAL INVESTMENTS TRUST 26,68611.3K $0.00 %0.01 %as of Feb 28, 2026
BlackRock Small Cap Index V.I. Fund BlackRock Variable Series Funds, Inc. 23,6487.8K $0.00 %0.00 %as of Mar 31, 2026
T. Rowe Price Small-Cap Index Fund T. ROWE PRICE INDEX TRUST, INC. 23,4997.7K $0.00 %0.00 %as of Mar 31, 2026
Goldman Sachs Absolute Return Tracker Fund GOLDMAN SACHS TRUST 23,3177.7K $0.00 %0.00 %as of Mar 31, 2026
Victory Extended Market Index Fund Victory Portfolios III 22,9618.4K $0.00 %0.00 %as of Apr 30, 2026
Voya RussellTM Small Cap Index Portfolio Voya VARIABLE PORTFOLIOS INC 22,7827.5K $0.00 %0.00 %as of Mar 31, 2026
SIIT SMALL CAP FUND SEI INSTITUTIONAL INVESTMENTS TRUST 22,7509.7K $0.01 %0.00 %as of Feb 28, 2026
Health Sciences Portfolio PACIFIC SELECT FUND 21,8347.2K $0.00 %0.00 %as of Mar 31, 2026
SA Small Cap Index Portfolio SUNAMERICA SERIES TRUST 20,7557.6K $0.00 %0.00 %as of Apr 30, 2026
PD Small-Cap Growth Index Portfolio PACIFIC SELECT FUND 17,6175.8K $0.01 %0.00 %as of Mar 31, 2026
SmallCap Growth Fund I Principal Funds, Inc 17,5866.5K $0.00 %0.00 %as of Apr 30, 2026
VANGUARD RUSSELL 3000 INDEX FUND VANGUARD SCOTTSDALE FUNDS 16,6837.1K $0.00 %0.00 %as of Feb 28, 2026
Nationwide Small Cap Index Fund Nationwide Mutual Funds 16,5406.1K $0.00 %0.00 %as of Apr 30, 2026
Strategic Equity Allocation Trust John Hancock Variable Insurance Trust 16,1795.3K $0.00 %0.00 %as of Mar 31, 2026
CVT Russell 2000 Small Cap Index Portfolio Calvert Variable Trust, Inc. 15,8675.2K $0.00 %0.00 %as of Mar 31, 2026
Venerable Small Cap Index Fund Venerable Variable Insurance Trust 15,7315.2K $0.00 %0.00 %as of Mar 31, 2026
VIP Extended Market Index Portfolio Variable Insurance Products Fund II 13,3874.4K $0.00 %0.00 %as of Mar 31, 2026
iShares Total U.S. Stock Market Index Fund BlackRock Funds 13,3034.9K $0.00 %0.00 %as of Apr 30, 2026
Invesco Nasdaq Biotechnology ETF Invesco Exchange-Traded Fund Trust II 12,9115.5K $0.01 %0.00 %as of Feb 28, 2026
Voya VACS Index Series SC Portfolio Voya VARIABLE PORTFOLIOS INC 12,6304.1K $0.00 %0.00 %as of Mar 31, 2026
ProShares Ultra Russell2000 ProShares Trust 11,8935.1K $0.00 %0.00 %as of Feb 28, 2026
Nationwide Fundamental All Cap Equity Portfolio Nationwide Mutual Funds 11,8644.4K $0.00 %0.00 %as of Apr 30, 2026
ProShares UltraPro Russell2000 ProShares Trust 11,8545K $0.00 %0.00 %as of Feb 28, 2026
ProShares Ultra Nasdaq Biotechnology ProShares Trust 10,6874.5K $0.01 %0.00 %as of Feb 28, 2026
U.S. Small Cap Equity Fund RUSSELL INVESTMENT FUNDS 9,8063.2K $0.00 %0.00 %as of Mar 31, 2026
ProShares Russell 2000 High Income ETF ProShares Trust 8,3233.5K $0.00 %0.00 %as of Feb 28, 2026
Morgan Stanley Pathway Small-Mid Cap Equity ETF MORGAN STANLEY PATHWAY FUNDS 7,6143.2K $0.00 %0.00 %as of Feb 28, 2026
Eventide Small Cap ETF Strategy Shares 7,4762.7K $0.01 %0.00 %as of Apr 30, 2026
EQ/Franklin Small Cap Value Managed Volatility Portfolio EQ Advisors Trust 6,6882.2K $0.00 %0.00 %as of Mar 31, 2026
Destinations Small-Mid Cap Equity Fund Brinker Capital Destinations Trust 6,1172.6K $0.00 %0.00 %as of Feb 28, 2026
State Street Total Return V.I.S. Fund STATE STREET VARIABLE INSURANCE SERIES FUNDS INC 5,3031.7K $0.00 %0.00 %as of Mar 31, 2026
Penn Series Small Cap Index Fund Penn Series Funds Inc 5,1001.7K $0.00 %0.00 %as of Mar 31, 2026
VIP Total Market Index Portfolio Variable Insurance Products Fund II 4,9011.6K $0.00 %0.00 %as of Mar 31, 2026
Total Stock Market Index Trust John Hancock Variable Insurance Trust 3,7501.2K $0.00 %0.00 %as of Mar 31, 2026
ULTRA SMALL CAP PROFUND ProFunds 2,170798.1 $0.00 %0.00 %as of Apr 30, 2026
State Street Balanced Index Fund STATE STREET INSTITUTIONAL INVESTMENT TRUST 1,683552.9 $0.00 %0.00 %as of Mar 31, 2026
Knights of Columbus U.S. ALL CAP INDEX FUND ADVISORS' INNER CIRCLE III 1,201441.7 $0.00 %0.00 %as of Apr 30, 2026
Russell 2000 2x Strategy Fund Rydex Dynamic Funds 968318 $0.00 %0.00 %as of Mar 31, 2026
PROFUND VP ULTRA SMALL CAP ProFunds 643211.2 $0.00 %0.00 %as of Mar 31, 2026
PROFUND VP SMALL CAP ProFunds 486159.7 $0.00 %0.00 %as of Mar 31, 2026
Russell 2000 Fund Rydex Series Funds 433142.2 $0.00 %0.00 %as of Mar 31, 2026

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The funds most exposed to it

The weight is the share of a fund's net assets. The holders table counts shares; this one measures what the company weighs inside each fund.

FundWeight in fund
Virtus Biotech Clinical Trials Etf ETFis Series Trust I 0.08 %as of Apr 30, 2026
PACE Small/Medium Co Growth Equity Investments PACE SELECT ADVISORS TRUST 0.02 %as of Apr 30, 2026
iShares Micro-Cap ETF iShares Trust 0.01 %as of Mar 31, 2026
Eventide Small Cap ETF Strategy Shares 0.01 %as of Apr 30, 2026
Clearwater Select Equity Fund Clearwater Investment Trust 0.01 %as of Mar 31, 2026
Invesco Nasdaq Biotechnology ETF Invesco Exchange-Traded Fund Trust II 0.01 %as of Feb 28, 2026
1290 VT Micro Cap Portfolio EQ Advisors Trust 0.01 %as of Mar 31, 2026
Invesco RAFI US 1500 Small-Mid ETF Invesco Exchange-Traded Fund Trust 0.01 %as of Apr 30, 2026
iShares Biotechnology ETF iShares Trust 0.01 %as of Mar 31, 2026
VANGUARD RUSSELL 2000 GROWTH INDEX FUND VANGUARD SCOTTSDALE FUNDS 0.01 %as of Feb 28, 2026

Quarter after quarter

Each SEC quarterly data set, newest first. The change is read against the quarter before it.

QuarterShareholdersChangeSharesChange
2026Q2106-1029,336,079-24.2 %
2026Q1116+1638,708,584+20.7 %
2025Q4100+2632,080,421+0.1 %
2025Q374+4732,055,953+45.9 %
2025Q227+121,972,186-2.8 %
2025Q126-322,613,453-6.9 %
2024Q429-124,279,265-1.6 %
2024Q330-124,684,601-6.5 %
2024Q231-526,391,381-5.3 %
2024Q136+427,874,613+87.3 %
2023Q43214,879,725

Institutional managers

178 managers declare this company to the SEC (Form 13F); the 25 largest follow.

ManagerSharesValue
BlackRock, Inc.16,826,6955.5M $as of Mar 31, 2026
Kalehua Capital Management LLC10,236,2933.4M $as of Mar 31, 2026
AQR CAPITAL MANAGEMENT LLC10,126,8973.3M $as of Mar 31, 2026
ARCH Venture Management, LLC8,055,9162.6M $as of Mar 31, 2026
Octagon Capital Advisors LP7,750,0002.5M $as of Mar 31, 2026
SAMSARA BIOCAPITAL, LLC7,222,5592.4M $as of Mar 31, 2026
Balyasny Asset Management L.P.5,922,2981.9M $as of Mar 31, 2026
ACADIAN ASSET MANAGEMENT LLC5,277,9041.7K $as of Mar 31, 2026
Siren, L.L.C.5,208,9681.7M $as of Mar 31, 2026
683 Capital Management, LLC5,000,0001.6M $as of Mar 31, 2026
HHLR ADVISORS, LTD.4,974,0411.6M $as of Mar 31, 2026
GEODE CAPITAL MANAGEMENT, LLC4,939,6911.6M $as of Mar 31, 2026
Qube Research & Technologies Ltd4,917,7631.6M $as of Mar 31, 2026
TWO SIGMA INVESTMENTS, LP4,780,8511.6M $as of Mar 31, 2026
STATE STREET CORP4,388,1091.4M $as of Mar 31, 2026
Corient Private Wealth LLC3,985,3831.3M $as of Mar 31, 2026
Squarepoint Ops LLC3,398,7571.1M $as of Mar 31, 2026
GSA CAPITAL PARTNERS LLP3,254,2331.1K $as of Mar 31, 2026
BANK OF AMERICA CORP /DE/3,173,7251M $as of Mar 31, 2026
BARCLAYS PLC3,065,8061M $as of Mar 31, 2026
Alyeska Investment Group, L.P.2,051,442673.9K $as of Mar 31, 2026
UBS Group AG1,883,583619.7K $as of Mar 31, 2026
Ensign Peak Advisors, Inc1,702,125559.1K $as of Mar 31, 2026
JACOBS LEVY EQUITY MANAGEMENT, INC1,695,159556.9K $as of Mar 31, 2026
Rock Springs Capital Management LP1,609,492528.7K $as of Mar 31, 2026

Declared shareholders of Gossamer Bio Inc

5 beneficial ownership filings. These stakes do not add up: an asset manager filing aggregates its own funds, already counted above.

ShareholderDeclared stakeShares
683 Capital Management, LLC and 2 others9.99 %49,868,571as of Jun 4, 2026 · SCHEDULE 13G
Context Capital Management, LLC and 4 others9.90 %48,835,788as of Jun 4, 2026 · SCHEDULE 13G
D. E. Shaw Valence Portfolios, L.L.C. and 3 others9.50 %46,485,295as of Jun 4, 2026 · SCHEDULE 13D
DeepCurrents Investment Group LLC and 3 others7.70 %37,665,073as of Jun 4, 2026 · SCHEDULE 13G
Octagon Capital Advisors LP and 2 others3.80 %8,976,054as of Mar 31, 2026 · SCHEDULE 13G
Cite this page

Titelia. "Fund shareholders of Gossamer Bio Inc". https://titelia.com/en/stocks/gossamer-bio-inc-US38341P1021