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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 $62.7M in total; HHLR Advisors (Hillhouse) is the only superinvestor holding it.

13F holders, Q3 2022

Institutional positions in Gossamer Bio, Inc. as of Sep 30, 2022. 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
160
+31 vs. Q2 2022
Shares held
85.2M
+21.5M (+33.8%) vs. Q2 2022
Total value
$1.02B
+$487.6M (+91.4%) vs. Q2 2022
New holders
44
59 more added
Sold out
13
32 more reduced

Compare with Q2 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 holdersQ3 2022: 160 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 heldQ3 2022: $1.02B
Q1 2021: $501.9MQ2 2021: $431.1MQ3 2021: $687.7MQ4 2021: $666.5MQ1 2022: $519.8MQ2 2022: $533.3MQ3 2022: $1.02BQ4 2022: $225.1MQ1 2023: $97.9MQ2 2023: $74.7MQ3 2023: $171.4MQ4 2023: $197.8MQ1 2024: $244.2MQ2 2024: $165.5MQ3 2024: $173.2MQ4 2024: $155.7MQ1 2025: $186.9MQ2 2025: $218.1MQ3 2025: $474.2MQ4 2025: $585.3MQ1 2026: $58.8MQ2 2026: $62.7M
Institutions holding GOSS and their total value by quarter
QuarterHoldersValue
Q2 2026170$62.7M
Q1 2026185$58.8M
Q4 2025195$585.3M
Q3 2025164$474.2M
Q2 2025124$218.1M
Q1 2025119$186.9M
Q4 2024105$155.7M
Q3 2024100$173.2M
Q2 202494$165.5M
Q1 2024109$244.2M
Q4 202398$197.8M
Q3 202396$171.4M
Q2 202399$74.7M
Q1 2023111$97.9M
Q4 2022120$225.1M
Q3 2022160$1.02B
Q2 2022129$533.3M
Q1 2022141$519.8M
Q4 2021133$666.5M
Q3 2021128$687.7M
Q2 2021115$431.1M
Q1 2021123$501.9M

Institutions, Q3 2022

Shares, value and share of portfolio for each institution holding Gossamer Bio, Inc.; share changes are against Q2 2022.

Institutions holding GOSS in Q3 2022
InstitutionSharesValue% of portfolioChange in sharesAction
HHLR Advisors, Ltd.SuperinvestorHHLR Advisors (Hillhouse)7,420,974$88.9M2.34%00.0%Unchanged
Vanguard Group Inc7,346,163$88.0M0.00%+1,493,836+25.5%Added
BlackRock Inc.5,508,177$66.0M0.00%+342,213+6.6%Added
EcoR1 Capital, LLC4,160,887$49.8M1.47%+4,160,887New
State Street Corp3,777,903$45.3M0.00%−97,291−2.5%Reduced
Boxer Capital, LLC3,571,928$42.8M2.41%+1,109,570+45.1%Added
NEA Management Company, LLC3,467,406$41.5M2.07%+3,467,406New
Artal Group S.A.3,246,624$38.9M2.03%+887,656+37.6%Added
Cormorant Asset Management, LP3,198,382$38.3M2.70%+3,000,000+1,512.2%Added
Weiss Asset Management LP2,773,924$33.2M0.87%+2,773,924New
Federated Hermes, Inc.2,198,315$26.3M0.08%−1,328,163−37.7%Reduced
Octagon Capital Advisors LP2,045,442$24.5M4.23%−712,627−25.8%Reduced
Palo Alto Investors LP1,750,651$21.0M1.66%00.0%Unchanged
VR Adviser, LLC1,747,000$20.9M3.23%+1,747,000New
Rock Springs Capital Management LP1,586,962$19.0M0.49%+1,586,962New
Omega Fund Management, LLC1,500,000$18.0M6.58%00.0%Unchanged
Avidity Partners Management LP1,450,000$17.4M0.38%+1,450,000New
Madison Avenue Partners, LP1,386,962$16.6M3.56%+1,386,962New
Millennium Management LLC1,329,115$15.9M0.02%−151,590−10.2%Reduced
FMR LLC1,286,706$15.4M0.00%+335,700+35.3%Added
Geode Capital Management, LLC1,258,769$15.1M0.00%+232,714+22.7%Added
Morgan Stanley1,207,603$14.5M0.00%−169,661−12.3%Reduced
Citigroup Inc1,075,097$12.9M0.02%+200,311+22.9%Added
Goldman Sachs Group Inc1,051,512$12.6M0.00%+410,923+64.1%Added
Invesco Ltd.975,999$11.7M0.00%+916,979+1,553.7%Added
Two Sigma Investments, LP925,727$11.1M0.04%+680,167+277.0%Added
Two Sigma Advisers, LP867,700$10.4M0.03%+562,600+184.4%Added
Emerald Mutual Fund Advisers Trust753,981$9.03M0.57%−907,499−54.6%Reduced
Citadel Advisors LLC731,264$8.76M0.01%−1,551,585−68.0%Reduced
Monashee Investment Management LLC693,477$8.31M3.08%+693,477New
Polar Asset Management Partners Inc.680,500$8.15M0.11%−372,900−35.4%Reduced
Northern Trust Corp673,971$8.07M0.00%+46,896+7.5%Added
Emerald Advisers, LLC620,370$7.43M0.38%−1,242,252−66.7%Reduced
Ikarian Capital, LLC610,407$7.31M3.65%−389,980−39.0%Reduced
Eversept Partners, LP548,431$6.57M0.78%+80,128+17.1%Added
Charles Schwab Investment Management Inc530,185$6.35M0.00%+132,756+33.4%Added
Nuveen Asset Management, LLC513,793$6.16M0.00%+350,167+214.0%Added
Cubist Systematic Strategies, LLC511,791$6.13M0.05%+447,095+691.1%Added
Marshall Wace, LLP499,556$5.99M0.02%+151,805+43.7%Added
Nicholas Investment Partners, LP469,317$5.62M0.52%+469,317New
Candriam Luxembourg S.C.A.434,452$5.21M0.04%+434,452New
Kynam Capital Management, LP386,349$4.63M0.98%−1,964,099−83.6%Reduced
Woodline Partners LP378,623$4.54M0.07%−748,186−66.4%Reduced
Ally Bridge Group (NY) LLC377,000$4.52M2.98%−323,000−46.1%Reduced
Bank of America Corp357,479$4.28M0.00%−95,343−21.1%Reduced
Pura Vida Investments, LLC341,878$4.10M0.62%+261,000+322.7%Added
Voloridge Investment Management, LLC339,206$4.06M0.02%+339,206New
Integral Health Asset Management, LLC300,000$3.59M0.73%+300,000New
D. E. Shaw & Co., Inc.285,758$3.42M0.01%+248,010+657.0%Added
Acuta Capital Partners, LLC284,500$3.41M1.52%+252,500+789.1%Added
Bank of New York Mellon Corp267,340$3.20M0.00%+74,450+38.6%Added
Tang Capital Management LLC250,000$3.00M0.37%+250,000New
Squarepoint Ops LLC240,546$2.88M0.03%+207,985+638.8%Added
BNP Paribas Arbitrage, SA230,552$2.76M0.01%+213,753+1,272.4%Added
Rafferty Asset Management, LLC229,445$2.75M0.03%+83,699+57.4%Added
EAM Investors, LLC215,246$2.58M0.56%+215,246New
Alliancebernstein L.P.209,970$2.52M0.00%+160,170+321.6%Added
Deutsche Bank AG190,839$2.29M0.00%+151,901+390.1%Added
Ensign Peak Advisors, Inc165,616$1.98M0.00%+4,510+2.8%Added
Birchview Capital, LP159,088$1.91M1.34%00.0%Unchanged
EAM Global Investors LLC157,348$1.89M0.50%+157,348New
Barclays PLC152,649$1.83M0.00%+147,670+2,965.9%Added
Graham Capital Management, L.P.150,656$1.80M0.08%+150,656New
Jane Street Group, LLC144,891$1.74M0.00%+49,194+51.4%Added
Altium Capital Management LP135,000$1.62M0.61%−125,000−48.1%Reduced
Group One Trading, L.P.131,219$1.57M0.05%−2,985−2.2%Reduced
Schonfeld Strategic Advisors LLC129,344$1.55M0.01%+91,568+242.4%Added
Algert Global LLC124,978$1.50M0.09%−17,294−12.2%Reduced
Swiss National Bank122,300$1.47M0.00%+14,200+13.1%Added
Connor, Clark & Lunn Investment Management Ltd.121,546$1.46M0.01%+64,179+111.9%Added
Qube Research & Technologies Ltd114,772$1.38M0.01%+114,772New
Occudo Quantitative Strategies LP103,558$1.24M0.10%+103,558New
HighVista Strategies LLC96,795$1.16M0.66%00.0%Unchanged
Susquehanna International Group, LLP93,455$1.12M0.00%+93,455New
Boothbay Fund Management, LLC86,541$1.04M0.03%−16,425−16.0%Reduced
Rhumbline Advisers81,933$982.0K0.00%+8,283+11.2%Added
DekaBank Deutsche Girozentrale80,000$916.0K0.00%+63,700+390.8%Added
JPMorgan Chase & Co72,701$871.0K0.00%+13,697+23.2%Added
California State Teachers Retirement System69,248$830.0K0.00%+2,872+4.3%Added
New York State Common Retirement Fund58,763$704.0K0.00%+27,744+89.4%Added
Adage Capital Partners GP, L.L.C.55,000$659.0K0.00%+55,000New
State of Wisconsin Investment Board50,825$609.0K0.00%−1,441−2.8%Reduced
UBS Asset Management Americas Inc47,951$574.5K0.00%00.0%Unchanged
Victory Capital Management Inc47,450$568.0K0.00%+47,450New
Tudor Investment Corp Et Al46,867$561.0K0.01%+46,867New
Balyasny Asset Management LLC46,728$560.0K0.00%+46,728New
Belvedere Trading LLC43,509$523.0K0.57%+10,892+33.4%Added
Gsa Capital Partners LLP41,269$494.0K0.07%+19,447+89.1%Added
Russell Investments Group, Ltd.39,023$466.0K0.00%+35,225+927.5%Added
Allspring Global Investments Holdings, LLC37,239$446.0K0.00%+10,129+37.4%Added
SEI Investments Co37,014$443.0K0.00%+37,014New
Renaissance Technologies LLC35,800$429.0K0.00%−33,100−48.0%Reduced
Credit Suisse AG35,375$423.0K0.00%+307+0.9%Added
MetLife Investment Management34,636$414.9K0.00%+3,846+12.5%Added
Campbell & CO Investment Adviser LLC34,205$410.0K0.09%+34,205New
Quantbot Technologies LP32,301$386.0K0.03%+27,726+606.0%Added
Bayesian Capital Management, LP32,260$386.0K0.08%+32,260New
UBS Group AG30,867$370.0K0.00%−82,958−72.9%Reduced
American International Group, Inc.29,899$358.0K0.00%+421+1.4%Added
Dynamic Technology Lab Private Ltd28,773$345.0K0.03%+28,773New