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Gossamer Bio, Inc.

GOSS
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001728117

No open-market purchases or sales by Gossamer Bio, Inc. insiders were filed in the last 90 days; 170 institutions reported holding it in 13F filings for Q2 2026, worth $60.8M in total; HHLR Advisors (Hillhouse) is the only superinvestor holding it.

13F holders, Q1 2021

Institutional positions in Gossamer Bio, Inc. as of Mar 31, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
123
No complete 13F data for Q4 2020
Shares held
54.3M
No complete 13F data for Q4 2020
Total value
$501.9M
No complete 13F data for Q4 2020

Holders and value by quarter

Institutions reporting GOSS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2021: 123 institutions
Q1 2021: 123 institutionsQ2 2021: 115 institutionsQ3 2021: 128 institutionsQ4 2021: 133 institutionsQ1 2022: 141 institutionsQ2 2022: 129 institutionsQ3 2022: 160 institutionsQ4 2022: 120 institutionsQ1 2023: 111 institutionsQ2 2023: 99 institutionsQ3 2023: 96 institutionsQ4 2023: 98 institutionsQ1 2024: 109 institutionsQ2 2024: 94 institutionsQ3 2024: 100 institutionsQ4 2024: 105 institutionsQ1 2025: 119 institutionsQ2 2025: 124 institutionsQ3 2025: 164 institutionsQ4 2025: 195 institutionsQ1 2026: 185 institutionsQ2 2026: 170 institutions
Value heldQ1 2021: $501.9M
Q1 2021: $501.9MQ2 2021: $431.1MQ3 2021: $687.7MQ4 2021: $664.9MQ1 2022: $519.8MQ2 2022: $533.2MQ3 2022: $1.02BQ4 2022: $225.1MQ1 2023: $97.9MQ2 2023: $74.4MQ3 2023: $171.2MQ4 2023: $192.0MQ1 2024: $233.5MQ2 2024: $164.7MQ3 2024: $172.6MQ4 2024: $155.0MQ1 2025: $186.9MQ2 2025: $218.0MQ3 2025: $473.7MQ4 2025: $573.4MQ1 2026: $56.3MQ2 2026: $60.8M
Institutions holding GOSS and their total value by quarter
QuarterHoldersValue
Q2 2026170$60.8M
Q1 2026185$56.3M
Q4 2025195$573.4M
Q3 2025164$473.7M
Q2 2025124$218.0M
Q1 2025119$186.9M
Q4 2024105$155.0M
Q3 2024100$172.6M
Q2 202494$164.7M
Q1 2024109$233.5M
Q4 202398$192.0M
Q3 202396$171.2M
Q2 202399$74.4M
Q1 2023111$97.9M
Q4 2022120$225.1M
Q3 2022160$1.02B
Q2 2022129$533.2M
Q1 2022141$519.8M
Q4 2021133$664.9M
Q3 2021128$687.7M
Q2 2021115$431.1M
Q1 2021123$501.9M

Institutions, Q1 2021

Shares, value and share of portfolio for each institution holding Gossamer Bio, Inc..

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding GOSS in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Harbour Investments, Inc.105$1.00K0.00%––
Daiwa Securities Group Inc.143$1.00K0.00%––
Allworth Financial LP100$1.00K0.00%––
Sargent Bickham Lagudis LLC100$1.00K0.00%––
Investors Research Corp69$1.00K0.00%––
Brewin Dolphin Ltd169$1.56K0.00%––
Manchester Financial Inc180$2.00K0.00%––
Captrust Financial Advisors200$2.00K0.00%––
Johnson Midwest Financial, LLC260$2.00K0.00%––
Steward Partners Investment Advisory, LLC250$2.31K0.00%––
TCI Wealth Advisors, Inc.283$3.00K0.00%––
Barclays PLC487$5.00K0.00%––
Federation des caisses Desjardins du Quebec750$6.94K0.00%––
Quantbot Technologies LP1,000$9.00K0.00%––
Advisor Group Holdings, Inc.1,217$11.0K0.00%––
US Bancorp1,578$15.0K0.00%––
Macquarie Group Ltd1,575$15.0K0.00%––
Endurance Wealth Management, Inc.1,700$15.0K0.00%––
Penserra Capital Management LLC1,710$15.0K0.00%––
Bank of Montreal2,168$20.0K0.00%––
Liberty Wealth Management LLC2,000$20.0K0.01%––
Tower Research Capital LLC (TRC)2,270$21.0K0.00%––
Clearstead Advisors, LLC3,500$32.0K0.00%––
Great West Life Assurance Co3,784$35.0K0.00%––
Royal Bank of Canada3,840$36.0K0.00%––
Pacer Advisors, Inc.4,059$38.0K0.00%––
Ameritas Investment Partners, Inc.4,379$41.0K0.00%––
Simplex Trading, LLC5,267$48.0K0.00%––
Legal & General Group Plc8,465$79.0K0.00%––
Victory Capital Management Inc10,301$95.0K0.00%––
Zurcher Kantonalbank (Zurich Cantonalbank)10,421$96.0K0.00%––
MetLife Investment Management11,157$103.2K0.00%––
Walleye Trading LLC11,273$104.0K0.00%––
HRT Financial LP12,041$111.0K0.00%––
SG Americas Securities, LLC12,765$118.0K0.00%––
DekaBank Deutsche Girozentrale14,400$123.0K0.00%––
Bridgefront Capital, LLC13,672$126.0K0.04%––
Arizona State Retirement System14,367$133.0K0.00%––
Jump Financial, LLC14,931$138.0K0.01%––
Change Path, LLC15,099$140.0K0.01%––
State Board of Administration of Florida Retirement System15,402$142.0K0.00%––
Metropolitan Life Insurance Co15,404$142.5K0.00%––
Principal Financial Group Inc16,850$156.0K0.00%––
Dynamic Technology Lab Private Ltd17,973$166.0K0.02%––
Marshall Wace, LLP19,252$178.0K0.00%––
Wells Fargo & Company19,669$182.0K0.00%––
BNP Paribas Arbitrage, SA20,200$186.8K0.00%––
FMR LLC24,014$222.0K0.00%––
ProShare Advisors LLC25,596$237.0K0.00%––
Walleye Capital LLC27,003$250.0K0.02%––
Parametric Portfolio Associates LLC28,231$261.0K0.00%––
Virtus ETF Advisers LLC28,463$263.0K0.11%––
Squarepoint Ops LLC30,188$279.0K0.00%––
Ameriprise Financial Inc30,602$283.0K0.00%––
American International Group, Inc.33,023$305.0K0.00%––
JPMorgan Chase & Co33,947$315.0K0.00%––
Manufacturers Life Insurance Company, The35,370$327.0K0.00%––
Virginia Retirement Systems Et Al35,600$329.0K0.00%––
Tudor Investment Corp Et Al36,064$334.0K0.01%––
Gsa Capital Partners LLP38,506$356.0K0.06%––
Invesco Ltd.38,936$360.0K0.00%––
Credit Suisse AG40,324$373.0K0.00%––
Millennium Management LLC41,262$382.0K0.00%––
Deutsche Bank AG41,950$388.0K0.00%––
Cubist Systematic Strategies, LLC43,054$398.0K0.01%––
New York State Common Retirement Fund46,300$428.0K0.00%––
Schonfeld Strategic Advisors LLC49,902$461.0K0.01%––
UBS Asset Management Americas Inc54,652$505.5K0.00%––
Susquehanna International Group, LLP67,165$621.0K0.00%––
Public Employees Retirement System of Ohio70,332$651.0K0.00%––
Nomura Holdings Inc74,000$684.0K0.00%––
TT International Asset Management LTD75,000$693.0K0.04%––
State of Wisconsin Investment Board76,300$706.0K0.00%––
Rhumbline Advisers78,268$724.0K0.00%––
UBS Group AG80,986$749.0K0.00%––
California State Teachers Retirement System85,439$790.0K0.00%––
Russell Investments Group, Ltd.87,624$809.0K0.00%––
Pura Vida Investments, LLC100,254$927.0K0.06%––
Boothbay Fund Management, LLC100,455$929.0K0.05%––
Swiss National Bank111,400$1.03M0.00%––
PDT Partners, LLC112,820$1.04M0.08%––
California Public Employees Retirement System115,200$1.07M0.00%––
Dowling & Yahnke LLC125,575$1.16M0.08%––
Alliancebernstein L.P.136,622$1.26M0.00%––
Alps Advisors Inc137,371$1.27M0.01%––
Bank of America Corp143,461$1.33M0.00%––
Ensign Peak Advisors, Inc145,076$1.34M0.00%––
Voya Investment Management LLC145,607$1.35M0.00%––
Renaissance Technologies LLC150,000$1.39M0.00%––
Rafferty Asset Management, LLC173,628$1.61M0.01%––
Hudson Bay Capital Management LP175,000$1.62M0.02%––
Citigroup Inc217,633$2.01M0.00%––
Bank of New York Mellon Corp234,275$2.17M0.00%––
Sio Capital Management, LLC261,400$2.42M0.51%––
Charles Schwab Investment Management Inc320,000$2.96M0.00%––
Morgan Stanley328,961$3.04M0.00%––
Emerald Mutual Fund Advisers Trust448,352$4.15M0.14%––
Emerald Advisers, LLC451,430$4.18M0.15%––
Clough Capital Partners L P458,634$4.24M0.27%––
Two Sigma Advisers, LP490,200$4.53M0.01%––