Skip to main content

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 2023

Institutional positions in Gossamer Bio, Inc. as of Mar 31, 2023. 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
111
−9 vs. Q4 2022
Shares held
77.7M
−26.1M (−25.1%) vs. Q4 2022
Total value
$97.9M
−$127.3M (−56.5%) vs. Q4 2022
New holders
24
29 more added
Sold out
33
42 more reduced

Compare with Q4 2022: new holders, sold out and not filed yet

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 2023: 111 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 2023: $97.9M
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 2023

Shares, value and share of portfolio for each institution holding Gossamer Bio, Inc.; share changes are against Q4 2022.

Institutions holding GOSS in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Group Inc6,549,751$8.25M0.00%−1,410,106−17.7%Reduced
Millennium Management LLC5,460,380$6.88M0.01%+834,869+18.0%Added
HHLR Advisors, Ltd.SuperinvestorHHLR Advisors (Hillhouse)4,974,041$6.27M0.11%00.0%Unchanged
BlackRock Inc.4,793,679$6.04M0.00%−619,344−11.4%Reduced
NEA Management Company, LLC3,467,406$4.37M0.30%00.0%Unchanged
Palo Alto Investors LP3,465,152$4.37M0.36%+3,427,402+9,079.2%Added
Boxer Capital, LLC3,336,928$4.21M0.21%00.0%Unchanged
Artal Group S.A.3,028,171$3.81M0.23%−218,453−6.7%Reduced
Citadel Advisors LLC2,794,717$3.52M0.00%+2,794,717New
Platinum Investment Management Ltd2,363,170$2.98M0.10%+2,363,170New
Acadian Asset Management LLC2,213,387$2.79M0.01%+759,647+52.3%Added
Octagon Capital Advisors LP1,958,069$2.47M0.36%00.0%Unchanged
Susquehanna International Group, LLP1,958,054$2.47M0.00%+1,688,552+626.5%Added
Two Sigma Investments, LP1,875,319$2.36M0.01%+412,199+28.2%Added
Two Sigma Advisers, LP1,840,400$2.32M0.01%+15,700+0.9%Added
Marshall Wace, LLP1,770,413$2.23M0.01%+754,963+74.3%Added
Ergoteles LLC1,731,924$2.18M0.09%+1,731,924New
Walleye Capital LLC1,612,721$2.03M0.04%+1,594,454+8,728.6%Added
HRT Financial LP1,548,153$1.95M0.02%+1,548,153New
Kynam Capital Management, LP1,502,866$1.89M0.24%−268,679−15.2%Reduced
CI Private Wealth, LLC1,360,386$1.71M0.00%+1,191,666+706.3%Added
Eversept Partners, LP1,352,065$1.70M0.15%+1,197,853+776.8%Added
Geode Capital Management, LLC1,346,259$1.70M0.00%+51,145+3.9%Added
Goldman Sachs Group Inc1,331,822$1.68M0.00%−436,995−24.7%Reduced
State Street Corp1,323,497$1.67M0.00%−26,520,488−95.2%Reduced
Jane Street Group, LLC1,291,144$1.63M0.00%+1,196,672+1,266.7%Added
Rock Springs Capital Management LP1,100,274$1.39M0.03%+724,226+192.6%Added
Price T Rowe Associates Inc1,074,530$1.35M0.00%−234,277−17.9%Reduced
Federated Hermes, Inc.940,405$1.18M0.00%+238,711+34.0%Added
Morgan Stanley769,810$970.0K0.00%−2,393,535−75.7%Reduced
Squarepoint Ops LLC659,925$831.5K0.01%−255,001−27.9%Reduced
Northern Trust Corp608,834$767.1K0.00%−50,853−7.7%Reduced
Charles Schwab Investment Management Inc462,697$583.0K0.00%−79,358−14.6%Reduced
XTX Topco Ltd433,193$545.8K0.11%+166,059+62.2%Added
Schonfeld Strategic Advisors LLC391,800$493.7K0.00%−511,700−56.6%Reduced
Centiva Capital, LP265,920$335.1K0.02%+265,920New
Connor, Clark & Lunn Investment Management Ltd.265,644$334.7K0.00%+265,644New
Cubist Systematic Strategies, LLC249,312$314.1K0.00%+85,913+52.6%Added
Bank of America Corp228,930$288.5K0.00%−2,814,377−92.5%Reduced
Bank of New York Mellon Corp217,054$273.5K0.00%−3,782−1.7%Reduced
Alliancebernstein L.P.209,070$263.4K0.00%−900−0.4%Reduced
Deutsche Bank AG209,061$263.4K0.00%+10,437+5.3%Added
Occudo Quantitative Strategies LP207,138$261.0K0.02%−618,655−74.9%Reduced
Qube Research & Technologies Ltd199,771$251.7K0.00%+199,771New
Bridgeway Capital Management, LLC195,900$246.8K0.01%+195,900New
Y-Intercept (Hong Kong) Ltd179,722$226.4K0.03%+179,722New
UBS Group AG173,987$219.2K0.00%−1,556,319−89.9%Reduced
SG Americas Securities, LLC166,766$210.0K0.00%+166,766New
ExodusPoint Capital Management, LP163,769$206.0K0.00%+163,769New
Ensign Peak Advisors, Inc145,076$182.8K0.00%00.0%Unchanged
D. E. Shaw & Co., Inc.136,175$171.6K0.00%−179,450−56.9%Reduced
JPMorgan Chase & Co119,633$151.0K0.00%−797,936−87.0%Reduced
Walleye Trading LLC119,362$150.4K0.01%+119,362New
Sculptor Capital LP114,000$143.6K0.00%+114,000New
Dimensional Fund Advisors LP104,100$131.2K0.00%+104,100New
Birchview Capital, LP99,088$125.0K0.10%00.0%Unchanged
Tower Research Capital LLC (TRC)92,436$116.0K0.00%+23,548+34.2%Added
Rhumbline Advisers85,361$108.0K0.00%+1,344+1.6%Added
Quantbot Technologies LP77,546$97.7K0.01%+77,546New
BNP Paribas Arbitrage, SA71,341$89.9K0.00%−436,503−86.0%Reduced
Smith, Moore & Co.66,000$83.2K0.01%+41,000+164.0%Added
Sequoia Financial Advisors, LLC58,500$73.7K0.00%+30,000+105.3%Added
Laurion Capital Management LP56,960$71.8K0.00%+56,960New
Point72 Asset Management, L.P.53,658$67.6K0.00%+53,658New
Engineers Gate Manager LP51,054$64.3K0.00%−192,794−79.1%Reduced
Osher Van de Voorde Investment Management50,000$63.0K0.02%+50,000New
Manufacturers Life Insurance Company, The49,532$62.4K0.00%−7,580−13.3%Reduced
Tudor Investment Corp Et Al46,464$59.0K0.00%+46,464New
Barclays PLC41,580$52.4K0.00%−1,391,040−97.1%Reduced
Point72 Middle East FZE34,945$44.0K0.00%+34,945New
Change Path, LLC31,575$40.0K0.00%+2,576+8.9%Added
American International Group, Inc.30,396$38.3K0.00%+605+2.0%Added
TD Asset Management Inc25,667$32.3K0.00%−8,133−24.1%Reduced
Invesco Ltd.25,420$32.0K0.00%−32,427−56.1%Reduced
Gsa Capital Partners LLP25,476$32.0K0.00%−101,021−79.9%Reduced
Voya Investment Management LLC24,100$30.4K0.00%00.0%Unchanged
Dark Forest Capital Management LP23,628$29.8K0.01%+23,628New
California State Teachers Retirement System23,416$29.5K0.00%−46,608−66.6%Reduced
Clearstead Advisors, LLC22,000$27.7K0.00%+18,500+528.6%Added
Principal Financial Group Inc21,151$26.6K0.00%−1,369−6.1%Reduced
ProShare Advisors LLC13,963$17.6K0.00%−1,955−12.3%Reduced
Ground Swell Capital, LLC13,437$16.9K0.03%+13,437New
Wells Fargo & Company12,670$16.0K0.00%+12,670New
Royal Bank of Canada11,532$14.0K0.00%−5,714−33.1%Reduced
Bank of Montreal10,593$13.5K0.00%+10,593New
Texas Yale Capital Corp.10,000$12.6K0.00%00.0%Unchanged
New York State Common Retirement Fund9,630$12.1K0.00%−35,400−78.6%Reduced
Amalgamated Bank8,727$11.0K0.00%−1,322−13.2%Reduced
Legal & General Group Plc7,451$9.39K0.00%−13,115−63.8%Reduced
Ikarian Capital, LLC6,100$7.69K0.00%00.0%Unchanged
Russell Investments Group, Ltd.4,843$6.10K0.00%+2,494+106.2%Added
Ameritas Investment Partners, Inc.4,379$5.52K0.00%00.0%Unchanged
Great West Life Assurance Co3,751$5.00K0.00%−1,771−32.1%Reduced
FMR LLC3,213$4.05K0.00%−53,160−94.3%Reduced
Advisory Services Network, LLC2,040$2.57K0.00%+2,000+5,000.0%Added
Allspring Global Investments Holdings, LLC2,037$2.57K0.00%−8,359−80.4%Reduced
Endurance Wealth Management, Inc.1,700$2.00K0.00%00.0%Unchanged
Citigroup Inc1,400$1.76K0.00%−1,204,145−99.9%Reduced
China Universal Asset Management Co., Ltd.1,280$1.61K0.00%+320+33.3%Added
Advisor Group Holdings, Inc.855$1.08K0.00%+189+28.4%Added