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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, Q3 2024

Institutional positions in Gossamer Bio, Inc. as of Sep 30, 2024. 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
100
+7 vs. Q2 2024
Shares held
174.9M
−5.16M (−2.9%) vs. Q2 2024
Total value
$172.6M
+$10.4M (+6.4%) vs. Q2 2024
New holders
17
25 more added
Sold out
10
30 more reduced

1 institution that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2024: 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 2024: 100 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 2024: $172.6M
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, Q3 2024

Shares, value and share of portfolio for each institution holding Gossamer Bio, Inc.; share changes are against Q2 2024.

Institutions holding GOSS in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Capital Advisors, Ltd. LLC141$00.00%−65−31.6%Reduced
Morton Brown Family Wealth, LLC25$250.00%00.0%Unchanged
PFS Partners, LLC128$1270.00%−2−1.5%Reduced
Northwestern Mutual Wealth Management Co261$2570.00%+261New
Wells Fargo & Company264$2600.00%−136−34.0%Reduced
JPMorgan Chase & Co694$6850.00%00.0%Unchanged
Federation des caisses Desjardins du Quebec750$7400.00%−40−5.1%Reduced
BNP Paribas Arbitrage, SA954$9410.00%00.0%Unchanged
CIBC Private Wealth Group, LLC1,000$9860.00%+1,000New
Lazard Asset Management LLC1,328$1.00K0.00%+1,328New
Advisor Group Holdings, Inc.1,349$1.33K0.00%00.0%Unchanged
McMahon Financial Advisors, LLC1,872$1.85K0.00%00.0%Unchanged
Royal Bank of Canada3,351$3.00K0.00%−262−7.3%Reduced
Tower Research Capital LLC (TRC)4,456$4.39K0.00%−14,240−76.2%Reduced
Trellis Wealth Advisors LLC10,000$9.86K0.00%−5,000−33.3%Reduced
Moors & Cabot, Inc.10,000$9.86K0.00%00.0%Unchanged
Wolverine Trading, LLC10,876$10.4K0.00%−8,439−43.7%Reduced
Group One Trading, L.P.11,064$10.9K0.00%+11,064New
JustInvest LLC12,054$11.9K0.00%−4,234−26.0%Reduced
Cetera Investment Advisers12,536$12.4K0.00%00.0%Unchanged
Traynor Capital Management, Inc.14,000$13.8K0.00%+4,000+40.0%Added
Cambridge Investment Research Advisors, Inc.16,000$16.0K0.00%00.0%Unchanged
Stephenson National Bank & Trust20,000$19.7K0.01%+20,000New
Bank of New York Mellon Corp20,220$19.9K0.00%+20.0%Added
Barclays PLC21,064$20.8K0.00%−748,564−97.3%Reduced
Clearstead Advisors, LLC22,000$21.7K0.00%00.0%Unchanged
Silvercrest Asset Management Group LLC26,158$25.8K0.00%+6,250+31.4%Added
HB Wealth Management, LLC27,500$27.1K0.00%+27,500New
Commonwealth Equity Services, LLC34,471$34.0K0.00%+3,300+10.6%Added
Sivia Capital Partners, LLC39,018$38.5K0.02%+4,000+11.4%Added
US Bancorp39,655$39.1K0.00%+39,655New
Bank of America Corp40,922$40.3K0.00%−1,365−3.2%Reduced
Tudor Investment Corp Et Al46,464$45.8K0.00%00.0%Unchanged
Prudential Financial Inc47,050$46.4K0.00%+47,050New
Mackenzie Financial Corp50,050$49.4K0.00%+50,050New
RSM US Wealth Management LLC48,111$50.5K0.00%00.0%Unchanged
Gsa Capital Partners LLP67,546$67.0K0.01%+67,546New
Financial Advocates Investment Management93,550$92.3K0.01%−13,300−12.4%Reduced
Prelude Capital Management, LLC104,612$103.2K0.01%+104,612New
Sequoia Financial Advisors, LLC118,500$116.9K0.00%+25,000+26.7%Added
Algert Global LLC119,062$117.4K0.00%+35,519+42.5%Added
Aster Capital Management (DIFC) Ltd134,563$132.7K0.03%+134,563New
Birchview Capital, LP138,176$136.3K0.12%00.0%Unchanged
Squarepoint Ops LLC146,957$145.0K0.00%+146,957New
UBS Group AG149,835$147.7K0.00%+149,790+332,866.7%Added
Morgan Stanley180,235$177.8K0.00%−14,429−7.4%Reduced
Smith, Moore & Co.226,000$222.9K0.02%00.0%Unchanged
Qube Research & Technologies Ltd228,455$225.3K0.00%+46,817+25.8%Added
Schonfeld Strategic Advisors LLC236,600$233.4K0.00%−919,636−79.5%Reduced
State of Wyoming242,649$239.3K0.03%+242,649New
Victory Capital Management Inc274,529$270.8K0.00%−6,446−2.3%Reduced
Diametric Capital, LP287,259$283.4K0.14%+287,259New
Susquehanna International Group, LLP350,961$346.2K0.00%+17,367+5.2%Added
Manufacturers Life Insurance Company, The385,133$379.9K0.00%+74,920+24.2%Added
Northern Trust Corp410,700$405.1K0.00%−30,315−6.9%Reduced
ADAR1 Capital Management, LLC416,958$411.3K0.07%−115,670−21.7%Reduced
Exome Asset Management LLC468,499$462.1K0.31%−659,200−58.5%Reduced
Bridgeway Capital Management, LLC552,000$544.5K0.01%00.0%Unchanged
Highbridge Capital Management LLC597,694$589.6K0.02%00.0%Unchanged
Two Sigma Investments, LP630,961$622.4K0.00%+320,982+103.5%Added
Citigroup Inc657,838$648.9K0.00%+157,835+31.6%Added
Nantahala Capital Management, LLC672,856$663.7K0.06%00.0%Unchanged
State Street Corp712,776$703.1K0.00%00.0%Unchanged
Goldman Sachs Group Inc730,754$720.8K0.00%−1,386,960−65.5%Reduced
Woodline Partners LP787,288$776.6K0.01%+5,510+0.7%Added
Two Sigma Advisers, LP800,000$789.1K0.00%−23,900−2.9%Reduced
Monashee Investment Management LLC859,854$848.2K0.09%00.0%Unchanged
TD Asset Management Inc916,250$879.6K0.00%+274,752+42.8%Added
Citadel Advisors LLC1,040,053$1.03M0.00%−3,053,783−74.6%Reduced
Charles Schwab Investment Management Inc1,228,077$1.21M0.00%−33,520−2.7%Reduced
DAFNA Capital Management LLC1,419,262$1.40M0.33%+10,000+0.7%Added
Laurion Capital Management LP1,487,982$1.47M0.09%−975,665−39.6%Reduced
Renaissance Technologies LLC1,744,805$1.72M0.00%−301,795−14.7%Reduced
Jacobs Levy Equity Management, Inc1,887,512$1.86M0.01%+442,895+30.7%Added
Deutsche Bank AG2,112,745$2.09M0.00%−1,694,916−44.5%Reduced
Geode Capital Management, LLC2,212,377$2.18M0.00%−71,241−3.1%Reduced
BlackRock, Inc.2,805,642$2.77M0.00%+2,805,642New
Federated Hermes, Inc.3,065,136$3.02M0.01%00.0%Unchanged
Millennium Management LLC3,128,888$3.09M0.00%−2,468,490−44.1%Reduced
Rock Springs Capital Management LP3,266,960$3.22M0.10%00.0%Unchanged
CI Private Wealth, LLC3,391,483$3.35M0.01%00.0%Unchanged
Marshall Wace, LLP3,484,932$3.45M0.00%+149,421+4.5%Added
Platinum Investment Management Ltd3,524,908$3.48M0.16%00.0%Unchanged
Opaleye Management Inc.3,665,010$3.71M0.62%−244,990−6.3%Reduced
Monaco Asset Management SAM3,850,920$3.80M1.59%+1,124,816+41.3%Added
Acadian Asset Management LLC3,948,249$3.89M0.01%+355,484+9.9%Added
HHLR Advisors, Ltd.SuperinvestorHHLR Advisors (Hillhouse)4,974,041$4.91M0.11%00.0%Unchanged
Eversept Partners, LP4,978,458$4.91M0.38%−505,690−9.2%Reduced
Silverarc Capital Management, LLC5,645,352$5.57M1.25%+145,352+2.6%Added
Alyeska Investment Group, L.P.5,767,456$5.69M0.03%+279,940+5.1%Added
683 Capital Management, LLC5,800,000$5.72M0.58%+50,000+0.9%Added
Samsara BioCapital, LLC6,130,268$6.05M1.16%00.0%Unchanged
Palo Alto Investors LP6,277,093$6.19M0.80%00.0%Unchanged
Price T Rowe Associates Inc6,434,046$6.35M0.00%+939,252+17.1%Added
FMR LLC7,935,735$7.83M0.00%+5,227+0.1%Added
ARCH Venture Management, LLC8,055,916$7.95M3.05%00.0%Unchanged
Octagon Capital Advisors LP9,187,883$9.06M1.45%00.0%Unchanged
Vanguard Group Inc11,754,397$11.6M0.00%−5,8540.0%Reduced
Siren, L.L.C.13,281,610$13.1M0.66%+13,281,610New
NEA Management Company, LLC18,093,034$17.9M0.98%00.0%Unchanged