Gossamer Bio Ownership 2024 | Who Owns Gossamer Bio Now?


OverviewForecastRevenueFinancialsChart

Institutional Ownership

80.78%

Insider Ownership

2.95%

Retail Ownership

16.27%

Institutional Holders

93.00

Gossamer Bio Institutional Shareholders


Institutional Shareholders by % of Total Shares

Name% Total Shares% Total AssetsCurrent SharesChange AmountChange %Market ValueDate
NEA MANAGEMENT COMPANY, LLC8.02%1.23%18,093,0342,255,02514.24%16,300,014Jun 30, 2024
ARTAL GROUP S.A.5.90%0.31%13,308,968--11,990,049Jun 30, 2024
VANGUARD GROUP INC5.21%0.00%11,760,251-3,533-0.03%10,594,810Jun 30, 2024
OCTAGON CAPITAL ADVISORS LP4.07%1.30%9,187,883--8,277,364Jun 30, 2024
ARCH VENTURE MANAGEMENT, LLC3.57%2.73%8,055,916--7,257,575Jun 30, 2024
FMR LLC3.51%0.00%7,930,508-258,639-3.16%7,144,595Jun 30, 2024
PALO ALTO INVESTORS LP2.78%0.66%6,277,093-114,682-1.79%5,655,033Jun 30, 2024
SAMSARA BIOCAPITAL, LLC2.72%1.16%6,130,268--5,522,758Jun 30, 2024
683 CAPITAL MANAGEMENT, LLC2.55%0.39%5,750,0002,500,00076.92%5,180,175Jun 30, 2024
MILLENNIUM MANAGEMENT LLC2.48%0.00%5,597,378-898,042-13.83%5,042,678Jun 30, 2024
SILVERARC CAPITAL MANAGEMENT, LLC2.44%1.17%5,500,000-630,268-10.28%4,954,950Jun 30, 2024
PRICE T ROWE ASSOCIATES INC /MD/2.43%0.00%5,494,7942,603,78990.07%4,946,000Jun 30, 2024
ALYESKA INVESTMENT GROUP, L.P.2.43%0.03%5,487,5165,487,516100.00%4,943,703Jun 30, 2024
EVERSEPT PARTNERS, LP2.43%0.34%5,484,148-510,324-8.51%4,940,669Jun 30, 2024
HHLR ADVISORS, LTD.2.20%0.11%4,974,041--4,481,114Jun 30, 2024
OPALEYE MANAGEMENT INC.1.73%0.80%3,910,0001,469,89160.24%3,522,519Jun 30, 2024
DEUTSCHE BANK AG\1.69%0.00%3,807,661--3,426,895Jun 30, 2024
ACADIAN ASSET MANAGEMENT LLC1.59%0.01%3,592,765856,38031.30%3,235,000Jun 30, 2024
PLATINUM INVESTMENT MANAGEMENT LTD1.56%0.13%3,524,908-1,169,157-24.91%3,175,590Jun 30, 2024
CI PRIVATE WEALTH, LLC1.50%0.01%3,391,483119,2133.64%3,055,388Jun 30, 2024

Gossamer Bio's largest institutional shareholder is NEA MANAGEMENT COMPANY, LLC, holding 8.02% of the company's total share outstanding, currently valued at $16.30M. The top 10 institutional shareholders own together 40.80% of the company.

Institutional Shareholders by % of Total Assets

Name% Total Shares% Total AssetsCurrent SharesChange AmountChange %Market ValueDate
ARCH VENTURE MANAGEMENT, LLC3.57%2.73%8,055,916--7,257,575Jun 30, 2024
OCTAGON CAPITAL ADVISORS LP4.07%1.30%9,187,883--8,277,364Jun 30, 2024
NEA MANAGEMENT COMPANY, LLC8.02%1.23%18,093,0342,255,02514.24%16,300,014Jun 30, 2024
SILVERARC CAPITAL MANAGEMENT, LLC2.44%1.17%5,500,000-630,268-10.28%4,954,950Jun 30, 2024
SAMSARA BIOCAPITAL, LLC2.72%1.16%6,130,268--5,522,758Jun 30, 2024
EXOME ASSET MANAGEMENT LLC0.50%0.88%1,127,6991,127,699100.00%1,015,944Jun 30, 2024
OPALEYE MANAGEMENT INC.1.73%0.80%3,910,0001,469,89160.24%3,522,519Jun 30, 2024
PALO ALTO INVESTORS LP2.78%0.66%6,277,093-114,682-1.79%5,655,033Jun 30, 2024
MONACO ASSET MANAGEMENT SAM1.21%0.39%2,726,1042,170,104390.31%2,455,947Jun 30, 2024
683 CAPITAL MANAGEMENT, LLC2.55%0.39%5,750,0002,500,00076.92%5,180,175Jun 30, 2024
EVERSEPT PARTNERS, LP2.43%0.34%5,484,148-510,324-8.51%4,940,669Jun 30, 2024
ARTAL GROUP S.A.5.90%0.31%13,308,968--11,990,049Jun 30, 2024
DAFNA CAPITAL MANAGEMENT LLC0.62%0.30%1,409,262--1,269,604Jun 30, 2024
PLATINUM INVESTMENT MANAGEMENT LTD1.56%0.13%3,524,908-1,169,157-24.91%3,175,590Jun 30, 2024
BIRCHVIEW CAPITAL, LP0.06%0.12%138,176--124,483Jun 30, 2024
HHLR ADVISORS, LTD.2.20%0.11%4,974,041--4,481,114Jun 30, 2024
MONASHEE INVESTMENT MANAGEMENT LLC0.38%0.10%859,854-2,600,000-75.15%774,642Jun 30, 2024
ADAR1 CAPITAL MANAGEMENT, LLC0.24%0.09%532,628-200,000-27.30%479,845Jun 30, 2024
ROCK SPRINGS CAPITAL MANAGEMENT LP1.45%0.09%3,266,960--2,943,204Jun 30, 2024
NANTAHALA CAPITAL MANAGEMENT, LLC0.30%0.04%672,856--623,065Jun 30, 2024

The largest Gossamer Bio shareholder by % of total assets is ARCH VENTURE MANAGEMENT, LLC. The company owns 8.06M shares of Gossamer Bio (GOSS), representing 2.73% of its total assets.

Institutional Buyers

Name% Total Shares% Total AssetsCurrent SharesChange AmountChange %Market ValueDate
ALYESKA INVESTMENT GROUP, L.P.2.43%0.03%5,487,5165,487,516100.00%4,943,703Jun 30, 2024
PRICE T ROWE ASSOCIATES INC /MD/2.43%0.00%5,494,7942,603,78990.07%4,946,000Jun 30, 2024
683 CAPITAL MANAGEMENT, LLC2.55%0.39%5,750,0002,500,00076.92%5,180,175Jun 30, 2024
NEA MANAGEMENT COMPANY, LLC8.02%1.23%18,093,0342,255,02514.24%16,300,014Jun 30, 2024
MONACO ASSET MANAGEMENT SAM1.21%0.39%2,726,1042,170,104390.31%2,455,947Jun 30, 2024
MARSHALL WACE, LLP1.48%0.00%3,335,5112,103,766170.80%3,001,962Jun 30, 2024
OPALEYE MANAGEMENT INC.1.73%0.80%3,910,0001,469,89160.24%3,522,519Jun 30, 2024
RENAISSANCE TECHNOLOGIES LLC0.91%0.00%2,046,6001,375,000204.74%1,843,782Jun 30, 2024
EXOME ASSET MANAGEMENT LLC0.50%0.88%1,127,6991,127,699100.00%1,015,944Jun 30, 2024
SCHONFELD STRATEGIC ADVISORS LLC0.51%0.01%1,156,236975,678540.37%1,041,650Jun 30, 2024
ACADIAN ASSET MANAGEMENT LLC1.59%0.01%3,592,765856,38031.30%3,235,000Jun 30, 2024
BARCLAYS PLC0.34%0.00%769,628769,628100.00%693,000Jun 30, 2024
WOODLINE PARTNERS LP0.35%0.01%781,778603,836339.34%704,304Jun 30, 2024
BRIDGEWAY CAPITAL MANAGEMENT, LLC0.24%0.01%552,000535,0003147.06%497,297Jun 30, 2024
TD ASSET MANAGEMENT INC0.28%0.00%641,498219,23851.92%577,926Jun 30, 2024
LAURION CAPITAL MANAGEMENT LP1.09%0.03%2,463,647162,7967.08%2,219,499Jun 30, 2024
MANUFACTURERS LIFE INSURANCE COMPANY, THE0.14%0.00%310,213124,91367.41%279,471Jun 30, 2024
CI PRIVATE WEALTH, LLC1.50%0.01%3,391,483119,2133.64%3,055,388Jun 30, 2024
SMITH, MOORE & CO.0.10%0.02%226,000100,00079.37%203,603Jun 30, 2024
ALGERT GLOBAL LLC0.04%0.00%83,54383,543100.00%75,000Jun 30, 2024

As of Jun 30 2024, Gossamer Bio's largest institutional buyer is ALYESKA INVESTMENT GROUP, L.P.. The company purchased 5.49M stocks of GOSS, valued at $4.94M.

Institutional Sellers

Name% Total Shares% Total AssetsCurrent SharesChange AmountChange %Market ValueDate
ECOR1 CAPITAL, LLC----9,195,404-100.00%-Jun 30, 2024
FARALLON CAPITAL MANAGEMENT LLC----6,130,272-100.00%-Jun 30, 2024
MADISON AVENUE PARTNERS, LP----4,140,773-100.00%-Jun 30, 2024
MORGAN STANLEY0.09%-194,664-4,140,436-95.51%175,373Jun 30, 2024
MONASHEE INVESTMENT MANAGEMENT LLC0.38%0.10%859,854-2,600,000-75.15%774,642Jun 30, 2024
DRIEHAUS CAPITAL MANAGEMENT LLC----1,366,769-100.00%-Jun 30, 2024
PLATINUM INVESTMENT MANAGEMENT LTD1.56%0.13%3,524,908-1,169,157-24.91%3,175,590Jun 30, 2024
MILLENNIUM MANAGEMENT LLC2.48%0.00%5,597,378-898,042-13.83%5,042,678Jun 30, 2024
SPHERA FUNDS MANAGEMENT LTD.0.10%0.03%222,134-805,000-78.37%200,121Jun 30, 2024
SILVERARC CAPITAL MANAGEMENT, LLC2.44%1.17%5,500,000-630,268-10.28%4,954,950Jun 30, 2024
D. E. SHAW & CO., INC.----592,889-100.00%-Jun 30, 2024
GOLDMAN SACHS GROUP INC0.94%0.00%2,117,714-576,251-21.39%1,907,849Jun 30, 2024
HRT FINANCIAL LP----562,061-100.00%-Jun 30, 2024
EVERSEPT PARTNERS, LP2.43%0.34%5,484,148-510,324-8.51%4,940,669Jun 30, 2024
TWO SIGMA INVESTMENTS, LP0.14%0.00%309,979-498,792-61.67%279,260Jun 30, 2024
QUBE RESEARCH & TECHNOLOGIES LTD0.08%0.00%181,638-478,047-72.47%163,638Jun 30, 2024
SQUAREPOINT OPS LLC----300,034-100.00%-Jun 30, 2024
BLACKROCK INC.1.25%0.00%2,811,507-277,819-8.99%2,532,887Jun 30, 2024
FMR LLC3.51%0.00%7,930,508-258,639-3.16%7,144,595Jun 30, 2024
MARATHON TRADING INVESTMENT MANAGEMENT LLC----210,000-100.00%-Jun 30, 2024

As of Jun 30 2024, Gossamer Bio's biggest institutional seller is ECOR1 CAPITAL, LLC. The company sold -9.20M shares of GOSS, valued at -.

Institutional New positions

Name% Total Shares% Total AssetsCurrent SharesChange AmountChange %Market ValueDate
EXOME ASSET MANAGEMENT LLC0.50%0.88%1,127,6991,127,699100.00%1,015,944Jun 30, 2024
BARCLAYS PLC0.34%0.00%769,628769,628100.00%693,000Jun 30, 2024
ALGERT GLOBAL LLC0.04%0.00%83,54383,543100.00%75,000Jun 30, 2024
CHOREO, LLC0.02%0.00%48,11148,111100.00%45,590Jun 30, 2024
NOMURA HOLDINGS INC0.02%0.00%40,00040,000100.00%36,036Jun 30, 2024
ADAR1 CAPITAL MANAGEMENT, LLC0.01%0.00%20,00020,000100.00%18,018Jun 30, 2024
TRELLIS WEALTH ADVISORS LLC0.01%0.01%15,00015,000100.00%13,514Jun 30, 2024
MOORS & CABOT, INC.0.00%0.00%10,00010,000100.00%9,009Jun 30, 2024
TRAYNOR CAPITAL MANAGEMENT, INC.0.00%0.00%10,00010,000100.00%9,009Jun 30, 2024
CAPE INVESTMENT ADVISORY, INC.0.00%0.00%7,0007,000100.00%6,306Jun 30, 2024
MFA WEALTH ADVISORS, LLC0.00%0.00%1,8721,872100.00%1,686Jun 30, 2024
GLOBAL RETIREMENT PARTNERS, LLC0.00%-300300100.00%270Jun 30, 2024

Gossamer Bio's largest new institutional shareholder by number of shares is EXOME ASSET MANAGEMENT LLC, purchased 1.13M shares, valued at $1.02M, as of undefined.

Institutional Sold Out

Name% Total Shares% Total AssetsCurrent SharesChange AmountChange %Market ValueDate
ECOR1 CAPITAL, LLC----9,195,404-100.00%-Jun 30, 2024
FARALLON CAPITAL MANAGEMENT LLC----6,130,272-100.00%-Jun 30, 2024
MADISON AVENUE PARTNERS, LP----4,140,773-100.00%-Jun 30, 2024
DRIEHAUS CAPITAL MANAGEMENT LLC----1,366,769-100.00%-Jun 30, 2024
D. E. SHAW & CO., INC.----592,889-100.00%-Jun 30, 2024
HRT FINANCIAL LP----562,061-100.00%-Jun 30, 2024
SQUAREPOINT OPS LLC----300,034-100.00%-Jun 30, 2024
MARATHON TRADING INVESTMENT MANAGEMENT LLC----210,000-100.00%-Jun 30, 2024
EXODUSPOINT CAPITAL MANAGEMENT, LP----180,987-100.00%-Jun 30, 2024
JUMP FINANCIAL, LLC----144,949-100.00%-Jun 30, 2024
CUBIST SYSTEMATIC STRATEGIES, LLC----140,083-100.00%-Jun 30, 2024
BALYASNY ASSET MANAGEMENT L.P.----98,036-100.00%-Jun 30, 2024
Y-INTERCEPT (HONG KONG) LTD----90,806-100.00%-Jun 30, 2024
OMERS ADMINISTRATION CORP----64,600-100.00%-Jun 30, 2024
JEFFERIES FINANCIAL GROUP INC.----53,600-100.00%-Jun 30, 2024
POINT72 ASIA (SINGAPORE) PTE. LTD.----52,575-100.00%-Jun 30, 2024
CTC ALTERNATIVE STRATEGIES, LTD.----49,500-100.00%-Jun 30, 2024
TWINBEECH CAPITAL LP----42,536-100.00%-Jun 30, 2024
PRINCIPAL FINANCIAL GROUP INC----29,935-100.00%-Jun 30, 2024
SG AMERICAS SECURITIES, LLC----28,520-100.00%-Jun 30, 2024
BREVAN HOWARD CAPITAL MANAGEMENT LP----21,377-100.00%-Jun 30, 2024
RUSSELL INVESTMENTS GROUP, LTD.----16,907-100.00%-Jun 30, 2024
VIRTU FINANCIAL LLC----14,433-100.00%-Jun 30, 2024
MACQUARIE GROUP LTD----9,271-100.00%-Jun 30, 2024
ZURCHER KANTONALBANK (ZURICH CANTONALBANK)----4-100.00%-Jun 30, 2024

Gossamer Bio's largest sold out institutional shareholder by shares sold is ECOR1 CAPITAL, LLC, sold -9.20M shares, valued at -, as of undefined.

Gossamer Bio Mutual Fund Holders


Name% Total AssetsTotal SharesChange AmountChange %Date
Clough Global Dividend & Income Fund10.19%1,070,000--Jan 31, 2024
Clough Global Equity Fund1.42%87,821--Jan 31, 2024
FORUM FUNDS0.87%2,000,000--Jan 31, 2024
Clough Funds Trust0.74%30,600--Jan 31, 2023
PRUDENTIAL SECTOR FUNDS, INC.0.47%978,914--Feb 29, 2024
Clough Global Opportunities Fund0.46%180,188--Jan 31, 2024
T. Rowe Price Health Sciences Fund, Inc.0.31%1,039,680--Mar 31, 2024
UNIFIED SERIES TRUST0.24%3,750,000-1,250,000-25.00%Mar 31, 2024
Virtus Investment Trust0.19%6,625,000--Mar 28, 2024
FIDELITY SELECT PORTFOLIOS0.16%10,193,176-1,968,900-16.19%Feb 29, 2024
VANGUARD VALLEY FORGE FUNDS0.13%69,585--Mar 31, 2024
Voya VARIABLE PRODUCTS TRUST0.13%44,956--Mar 31, 2024
FIDELITY ADVISOR SERIES VII0.11%894,500--Jan 31, 2024
T. Rowe Price New Horizons Fund, Inc.0.10%476,414--Mar 31, 2024
VICTORY VARIABLE INSURANCE FUNDS0.08%42,380--Mar 31, 2024
Federated Hermes Equity Funds0.08%1,570,000--Jan 31, 2024
BRIDGEWAY FUNDS INC0.08%178,900--Mar 28, 2024
ADVISORS' INNER CIRCLE FUND0.06%1,500,000--Jan 31, 2024
VANGUARD EXPLORER FUND0.04%555,356--Jan 31, 2024
FRANKLIN STRATEGIC SERIES0.04%361,833--Jan 31, 2024
T. Rowe Price Equity Series, Inc.0.03%49,800--Mar 31, 2024
LORD ABBETT SECURITIES TRUST0.03%143,664--Jan 31, 2024
ALGER FUNDS0.03%28,000--Jan 31, 2024
AMERICAN CENTURY GROWTH FUNDS, INC.0.03%4,397--Jan 31, 2024
Federated Hermes MDT Series0.03%67,978-797,210-92.14%Jan 31, 2024
VANGUARD INDEX FUNDS0.03%10,720,535-2,843,811-20.97%Mar 31, 2024
Voya EQUITY TRUST0.02%31,949--Feb 29, 2024
VANGUARD HORIZON FUNDS0.02%482,270--Mar 31, 2024
ADVISORS' INNER CIRCLE FUND0.02%485,601--Jan 31, 2024
Bernstein Fund Inc0.02%148,270--Mar 31, 2024
QUANTITATIVE MASTER SERIES LLC0.02%99,288--Mar 31, 2024
DEUTSCHE DWS INVESTMENTS VIT FUNDS0.02%9,395--Mar 31, 2024
Direxion Shares ETF Trust0.01%2,170,774--Jan 31, 2024
ETFis Series Trust I0.01%17,496--Jan 31, 2024
FIDELITY CONTRAFUND0.01%745,679--Mar 31, 2024
AIM GROWTH SERIES (INVESCO GROWTH SERIES)0.01%312,832--Mar 31, 2024
FIDELITY CONCORD STREET TRUST0.01%1,921,20143,3352.31%Feb 29, 2024
LORD ABBETT INVESTMENT TRUST0.01%7,630,000--Feb 29, 2024
Humankind Benefit Corp0.01%170--Dec 31, 2023
TIAA SEPARATE ACCOUNT VA 10.01%1,575--Mar 31, 2024
LAZARD FUNDS INC0.01%283,000--Mar 31, 2024
FINANCIAL INVESTORS TRUST0.01%522,621--Jan 31, 2024
ALPS ETF Trust0.01%74,040--Feb 29, 2024
Fidelity Commonwealth Trust II0.01%35,737--Aug 31, 2023
FIRST TRUST EXCHANGE-TRADED FUND IV0.01%1,178,000--Jan 31, 2024
VICTORY PORTFOLIOS0.00%152,340-10,690-6.56%Mar 31, 2024
GOLDMAN SACHS VARIABLE INSURANCE TRUST0.00%19,933--Mar 31, 2024
VANGUARD INSTITUTIONAL INDEX FUNDS0.00%143,151-10,364-6.75%Mar 31, 2024
SMALLCAP WORLD FUND INC0.00%317,246--Mar 31, 2024
AB VARIABLE PRODUCTS SERIES FUND, INC.0.00%18,971--Mar 31, 2024
FEDERATED HERMES INSURANCE SERIES0.00%18,486--Mar 31, 2024
SCHWAB CAPITAL TRUST0.00%156,778118,234306.75%Jan 31, 2024
PFM Multi-Manager Series Trust0.00%2,360--Dec 31, 2023
USAA MUTUAL FUNDS TRUST0.00%671,422650,6313129.39%Jan 31, 2024
BlackRock Advantage SMID Cap Fund, Inc.0.00%532--Mar 28, 2024
JNL VARIABLE FUND LLC0.00%15,489--Mar 31, 2020
VANGUARD WORLD FUND0.00%654,461413,155171.22%Feb 29, 2024
Principal Exchange-Traded Funds0.00%29,935-4,608-13.34%Mar 31, 2024
VANGUARD VARIABLE INSURANCE FUNDS0.00%125,198--Mar 31, 2024
MASSMUTUAL PREMIER FUNDS0.00%67,610--Dec 31, 2023
VANGUARD QUANTITATIVE FUNDS0.00%11,100--Mar 31, 2024
TIAA-CREF LIFE FUNDS0.00%5,276--Mar 31, 2024
SCHWAB STRATEGIC TRUST0.00%1,092,89037,1843.52%Feb 29, 2024
North Square Investments Trust0.00%16,370--Jan 31, 2024
Calvert Variable Products, Inc.0.00%4,379--Mar 31, 2024
FIDELITY COVINGTON TRUST0.00%27,403--Jan 31, 2024
VARIABLE INSURANCE PRODUCTS FUND II0.00%11,837--Mar 31, 2024
Columbia Funds Variable Series Trust II0.00%30,602--Mar 31, 2024
SunAmerica Specialty Series0.00%467--Apr 30, 2021
NEW COVENANT FUNDS0.00%3,279--Dec 31, 2023
Voya VARIABLE PORTFOLIOS INC0.00%24,100--Mar 31, 2024
BNY Mellon Strategic Funds, Inc.0.00%1,660--Mar 31, 2024
SPDR SERIES TRUST0.00%26,765,428--Mar 31, 2024
Franklin Alternative Strategies Funds0.00%376,000--Feb 29, 2024
RUSSELL INVESTMENT CO0.00%157,000--Jan 31, 2024
STATE STREET VARIABLE INSURANCE SERIES FUNDS INC0.00%2,096--Mar 31, 2024
INVESCO EXCHANGE-TRADED FUND TRUST0.00%30,495--Jan 31, 2024
AMERICAN FUNDS INSURANCE SERIES0.00%2,298,900--Mar 31, 2024
NATIONWIDE VARIABLE INSURANCE TRUST0.00%35,955--Mar 31, 2024
PACE SELECT ADVISORS TRUST0.00%80,016--Jan 31, 2024
STATE STREET INSTITUTIONAL INVESTMENT TRUST0.00%15,700--Mar 31, 2024
Federated Hermes Global Allocation Fund0.00%2,338--Feb 29, 2024
Trust for Advised Portfolios0.00%4,434--Dec 31, 2023
OHIO NATIONAL FUND INC0.00%4,355--Mar 31, 2024
AB CAP FUND, INC.0.00%5,578--Jan 31, 2024
Blackstone Alternative Investment Funds0.00%18,3001,0005.78%Mar 31, 2024
Forethought Variable Insurance Trust0.00%588--Mar 28, 2024
FIDELITY SALEM STREET TRUST0.00%555,936--Mar 31, 2024
RYDEX SERIES FUNDS0.00%580--Dec 31, 2023
MML Series Investment Fund II0.00%24,815--Dec 31, 2023
ALLSPRING MASTER TRUST0.00%8,359--Feb 29, 2024
TIAA-CREF FUNDS0.00%388,825--Mar 31, 2024
BERNSTEIN SANFORD C FUND INC0.00%36,678--Mar 31, 2024
FIDELITY COMMONWEALTH TRUST0.00%360--Feb 29, 2024
T. Rowe Price Index Trust, Inc.0.00%2,562--Feb 29, 2024
VANGUARD SCOTTSDALE FUNDS0.00%220,087--Feb 29, 2024
COLLEGE RETIREMENT EQUITIES FUND0.00%116,738--Mar 31, 2024
J.P. Morgan Exchange-Traded Fund Trust0.00%43,025--Jan 31, 2024
RUSSELL INVESTMENT FUNDS0.00%10,786-1,414-11.59%Mar 31, 2024
MASTER INVESTMENT PORTFOLIO0.00%7,548--Mar 31, 2024

Gossamer Bio's largest mutual fund holder by % of total assets is "Clough Global Dividend & Income Fund", owning 1.07M shares, compromising 10.19% of its total assets.

Gossamer Bio Institutional Ownership Trends


Institutional Holdings Trend

DateHoldingsChange %
30 Jun, 2493-17.70%
31 Mar, 2411311.88%
31 Dec, 231014.12%
30 Sep, 2397-4.90%
30 Jun, 23102-8.93%
31 Mar, 23112-10.40%
31 Dec, 22125-29.78%
30 Sep, 2217826.24%
30 Jun, 22141-4.08%
31 Mar, 221476.52%
31 Dec, 211386.15%
30 Sep, 2113010.17%
30 Jun, 21118-7.81%
31 Mar, 211280.79%
31 Dec, 20127-1.55%
30 Sep, 2012913.16%
30 Jun, 201146.54%
31 Mar, 2010710.31%
31 Dec, 199710.23%
30 Sep, 198818.92%
30 Jun, 19744.23%
31 Mar, 1971-

As of 30 Jun 24, 93 institutions are holding Gossamer Bio's shares, representing a decrease of -17.70% compared to the previous quarter.

Shares Outstanding Trend

DateShares OutstandingChange %
30 Jun, 24182,340,737-7.82%
31 Mar, 24197,807,122-5.44%
31 Dec, 23209,180,7502.23%
30 Sep, 23204,619,551229.98%
30 Jun, 2362,010,363-20.17%
31 Mar, 2377,679,955-25.13%
31 Dec, 22103,749,96521.76%
30 Sep, 2285,208,72433.78%
30 Jun, 2263,691,6606.39%
31 Mar, 2259,863,5901.90%
31 Dec, 2158,745,6307.44%
30 Sep, 2154,679,4293.00%
30 Jun, 2153,088,556-2.17%
31 Mar, 2154,263,4062.17%
31 Dec, 2053,109,531-4.27%
30 Sep, 2055,480,0445.75%
30 Jun, 2052,465,78334.39%
31 Mar, 2039,039,227-3.41%
31 Dec, 1940,415,615-2.23%
30 Sep, 1941,336,72712.67%
30 Jun, 1936,689,3872.21%
31 Mar, 1935,897,648-

Gossamer Bio (GOSS) has 182.34M shares outstanding as of 30 Jun 24, down -7.82% compared to the previous quarter.

Institutional Ownership Trend

DateOwnership %Change %
30 Jun, 2480.78%1.05%
31 Mar, 2487.63%1.02%
31 Dec, 2392.80%0.82%
30 Sep, 23106.08%10.26%
30 Jun, 2332.15%1.98%
31 Mar, 2340.27%1.39%
31 Dec, 2253.79%2.76%
30 Sep, 2244.18%4.05%
30 Jun, 2233.02%3.43%
31 Mar, 2231.04%3.35%
31 Dec, 2130.46%3.79%
30 Sep, 2128.35%3.74%
30 Jun, 2127.52%3.48%
31 Mar, 2128.13%3.71%
31 Dec, 2027.53%3.33%
30 Sep, 2028.76%3.89%
30 Jun, 2027.20%6.64%
31 Mar, 2020.24%4.61%
31 Dec, 1920.95%4.56%
30 Sep, 1921.43%5.92%
30 Jun, 1919.02%5.49%
31 Mar, 1918.61%-

As of 30 Jun 24, Gossamer Bio is held by 80.78% institutional shareholders, representing a 1.05% growth compared to 31 Mar 24.

Institutional Increased Positions Trend

DateIncreased PositionsChange %
30 Jun, 2440-24.53%
31 Mar, 2453-3.64%
31 Dec, 2355-11.29%
30 Sep, 2362106.67%
30 Jun, 2330-43.40%
31 Mar, 2353-26.39%
31 Dec, 2272-30.77%
30 Sep, 2210485.71%
30 Jun, 2256-22.22%
31 Mar, 227216.13%
31 Dec, 216212.73%
30 Sep, 215514.58%
30 Jun, 2148-18.64%
31 Mar, 2159-11.94%
31 Dec, 2067-4.29%
30 Sep, 2070-19.54%
30 Jun, 208785.11%
31 Mar, 2047-18.97%
31 Dec, 19585.45%
30 Sep, 195534.15%
30 Jun, 1941-42.25%
31 Mar, 1971-

40 institutional shareholders have increased their position in GOSS stock as of 30 Jun 24 compared to 53 in the previous quarter (a -24.53% decrease).

Institutional Reduced Positions Trend

DateReduced PositionsChange %
30 Jun, 2428-9.68%
31 Mar, 243147.62%
31 Dec, 232116.67%
30 Sep, 2318-57.14%
30 Jun, 23425.00%
31 Mar, 234014.29%
31 Dec, 2235-2.78%
30 Sep, 2236-29.41%
30 Jun, 225124.39%
31 Mar, 2241-2.38%
31 Dec, 214227.27%
30 Sep, 2133-8.33%
30 Jun, 2136-14.29%
31 Mar, 214240.00%
31 Dec, 2030-3.23%
30 Sep, 2031121.43%
30 Jun, 2014-54.84%
31 Mar, 203140.91%
31 Dec, 192257.14%
30 Sep, 1914-33.33%
30 Jun, 1921-
31 Mar, 19--

28 institutional shareholders have reduced their position in GOSS stock as of 30 Jun 24 compared to 31 in the previous quarter (a -9.68% decrease).

All Institutional Ownership Trend Data

DateHoldingsChange %Shares OutstandingChange %Ownership %Change %Increased PositionsChange %Reduced PositionsChange %
30 Jun, 2493-17.70%182,340,737-7.82%80.78%1.05%40-24.53%28-9.68%
31 Mar, 2411311.88%197,807,122-5.44%87.63%1.02%53-3.64%3147.62%
31 Dec, 231014.12%209,180,7502.23%92.80%0.82%55-11.29%2116.67%
30 Sep, 2397-4.90%204,619,551229.98%106.08%10.26%62106.67%18-57.14%
30 Jun, 23102-8.93%62,010,363-20.17%32.15%1.98%30-43.40%425.00%
31 Mar, 23112-10.40%77,679,955-25.13%40.27%1.39%53-26.39%4014.29%
31 Dec, 22125-29.78%103,749,96521.76%53.79%2.76%72-30.77%35-2.78%
30 Sep, 2217826.24%85,208,72433.78%44.18%4.05%10485.71%36-29.41%
30 Jun, 22141-4.08%63,691,6606.39%33.02%3.43%56-22.22%5124.39%
31 Mar, 221476.52%59,863,5901.90%31.04%3.35%7216.13%41-2.38%
31 Dec, 211386.15%58,745,6307.44%30.46%3.79%6212.73%4227.27%
30 Sep, 2113010.17%54,679,4293.00%28.35%3.74%5514.58%33-8.33%
30 Jun, 21118-7.81%53,088,556-2.17%27.52%3.48%48-18.64%36-14.29%
31 Mar, 211280.79%54,263,4062.17%28.13%3.71%59-11.94%4240.00%
31 Dec, 20127-1.55%53,109,531-4.27%27.53%3.33%67-4.29%30-3.23%
30 Sep, 2012913.16%55,480,0445.75%28.76%3.89%70-19.54%31121.43%
30 Jun, 201146.54%52,465,78334.39%27.20%6.64%8785.11%14-54.84%
31 Mar, 2010710.31%39,039,227-3.41%20.24%4.61%47-18.97%3140.91%
31 Dec, 199710.23%40,415,615-2.23%20.95%4.56%585.45%2257.14%
30 Sep, 198818.92%41,336,72712.67%21.43%5.92%5534.15%14-33.33%
30 Jun, 19744.23%36,689,3872.21%19.02%5.49%41-42.25%21-
31 Mar, 1971-35,897,648-18.61%-71---

Gossamer Bio Insider Shareholders Trades


Open Market Insider Trades

DateNameRelationRoleTransactionBuy/SellSharesPriceValueShares HeldSource
Jun 25, 2024Aranda Richardofficer Chief Medical OfficerS-SaleSell1,908$0.66$1.26K196,891
Jun 24, 2024Hasnain Faheemdirector, officer President & CEOP-PurchaseBuy372,000$0.67$250.28K5,408,073
Jun 20, 2024Giraudo Bryanofficer COO/CFOP-PurchaseBuy100,000$0.59$59.11K480,010
Jun 20, 2024Smith Robert Paul JRofficer Chief Commercial OfficerP-PurchaseBuy25,000$0.60$15.05K25,000
Mar 28, 2024Christian Waageofficer EVP, Tech Ops and AdminS-SaleSell6,430$1.16$7.43K585,934
Mar 28, 2024Giraudo Bryanofficer COO/CFOS-SaleSell6,430$1.16$7.43K92,737
Mar 28, 2024Hasnain Faheemdirector, officer President & CEOS-SaleSell23,172$1.16$26.77K120,293
Mar 19, 2024Aranda Richardofficer Chief Medical OfficerS-SaleSell4,018$1.33$5.34K198,799
Mar 19, 2024Peterson Carynofficer EVP, Regulatory AffairsS-SaleSell4,018$1.33$5.34K49,833

Open Market Insider Buys

DateNameRelationRoleTransactionBuy/SellSharesPriceValueShares HeldSource
Jun 24, 2024Hasnain Faheemdirector, officer President & CEOP-PurchaseBuy372,000$0.67$250.28K5,408,073
Jun 20, 2024Giraudo Bryanofficer COO/CFOP-PurchaseBuy100,000$0.59$59.11K480,010
Jun 20, 2024Smith Robert Paul JRofficer Chief Commercial OfficerP-PurchaseBuy25,000$0.60$15.05K25,000

Insider Sells

DateNameRelationRoleTransactionBuy/SellSharesPriceValueShares HeldSource
Jun 25, 2024Aranda Richardofficer Chief Medical OfficerS-SaleSell1,908$0.66$1.26K196,891
Mar 28, 2024Christian Waageofficer EVP, Tech Ops and AdminS-SaleSell6,430$1.16$7.43K585,934
Mar 28, 2024Giraudo Bryanofficer COO/CFOS-SaleSell6,430$1.16$7.43K92,737
Mar 28, 2024Hasnain Faheemdirector, officer President & CEOS-SaleSell23,172$1.16$26.77K120,293
Mar 19, 2024Aranda Richardofficer Chief Medical OfficerS-SaleSell4,018$1.33$5.34K198,799
Mar 19, 2024Peterson Carynofficer EVP, Regulatory AffairsS-SaleSell4,018$1.33$5.34K49,833

All Insider Owners Trades

DateNameRelationRoleTransactionBuy/SellSharesPriceValueShares HeldSource
Jun 25, 2024Aranda Richardofficer Chief Medical OfficerS-SaleSell1,908$0.66$1.26K196,891
Jun 24, 2024Hasnain Faheemdirector, officer President & CEOP-PurchaseBuy372,000$0.67$250.28K5,408,073
Jun 20, 2024Giraudo Bryanofficer COO/CFOP-PurchaseBuy100,000$0.59$59.11K480,010
Jun 20, 2024Smith Robert Paul JRofficer Chief Commercial OfficerP-PurchaseBuy25,000$0.60$15.05K25,000
Jun 06, 2024Quisel John Ddirector-A-AwardBuy115,000$0.60$69.00K115,000
Jun 06, 2024Milligan Sandradirector-A-AwardBuy115,000$0.60$69.00K115,000
Jun 06, 2024Cox Russell J.director-A-AwardBuy115,000$0.60$69.00K115,000
Jun 06, 2024Daniel Thomas Odirector-A-AwardBuy115,000$0.60$69.00K115,000
Mar 28, 2024Christian Waageofficer EVP, Tech Ops and AdminS-SaleSell6,430$1.16$7.43K585,934
Mar 28, 2024Giraudo Bryanofficer COO/CFOS-SaleSell6,430$1.16$7.43K92,737
Mar 28, 2024Hasnain Faheemdirector, officer President & CEOS-SaleSell23,172$1.16$26.77K120,293
Mar 19, 2024Aranda Richardofficer Chief Medical OfficerS-SaleSell4,018$1.33$5.34K198,799
Mar 19, 2024Peterson Carynofficer EVP, Regulatory AffairsS-SaleSell4,018$1.33$5.34K49,833
Mar 12, 2024Drynan Skyedirector-A-AwardBuy230,000$1.34$308.20K230,000
Mar 12, 2024Nathan Steven Ddirector-A-AwardBuy230,000$1.34$308.20K230,000
Mar 12, 2024Drynan Skyedirector Buy----
Mar 12, 2024Nathan Steven Ddirector Buy----
Jan 04, 2024Peterson Carynofficer EVP, Regulatory AffairsA-AwardBuy375,000$0.97$363.75K375,000
Jan 04, 2024Christian Waageofficer EVP, Tech Ops and AdminA-AwardBuy375,000$0.97$363.75K375,000
Jan 04, 2024Aranda Richardofficer Chief Medical OfficerA-AwardBuy487,500$0.97$472.88K487,500

The last insider sell of Gossamer Bio's stock was made by Aranda Richard on Jun 25 2024, selling 1,908 shares at $0.66 per share (valued at $1.26K). The last insider buy of GOSS was made by Hasnain Faheem on Jun 24 2024, buying 372,000 shares at $0.67 per share (worth $250.28K).

Gossamer Bio Insider Ownership Trends


All Insider Trades Trend

DateBuySellBuy/Sell Ratio
Q2 202471700.00%
Q1 202475140.00%
Q4 20239--
Q3 20236--
Q2 20232822127.27%
Q1 202343133.33%
Q4 202264150.00%
Q3 202241400.00%
Q2 2022102500.00%
Q1 202266100.00%
Q4 2021-3-
Q3 20211--
Q2 2021131872.22%
Q1 202183266.67%
Q4 20203--
Q2 20207--
Q1 202010--
Q4 20192540.00%
Q3 201941040.00%
Q2 20197--

7 total buy trades, and 1 total sell trades (buy/sell ratio of 7.00%) were made by Gossamer Bio's insiders, as of Q2 2024.

Open Market Insider Trades Trend

DateBuySellBuy/Sell Ratio
Q2 202431300.00%
Q1 2024-5-
Q4 20232--
Q3 2023---
Q2 202311100.00%
Q1 20232366.67%
Q4 2022-4-
Q3 202241400.00%
Q2 2022-2-
Q1 2022-6-
Q4 2021-3-
Q3 2021---
Q2 2021---
Q1 2021-3-
Q4 20203--
Q2 20201--
Q1 2020---
Q4 2019-2-
Q3 201941040.00%
Q2 20191--

As of Q2 2024, Insider owners conducted 3 open market buy trades and 1 open market sell trades of Gossamer Bio's stocks.

Gossamer Bio Peer Ownership


TickerCompany
AKROAkero Therapeutics, Inc.
XFORX4 Pharmaceuticals, Inc.
FDMT4D Molecular Therapeutics, Inc.
BMEABiomea Fusion, Inc.
STOKStoke Therapeutics, Inc.
ALECAlector, Inc.
BDTXBlack Diamond Therapeutics, Inc.
REPLReplimune Group, Inc.
BCELAtreca, Inc.
TERNTerns Pharmaceuticals, Inc.
KRONKronos Bio, Inc.
PASGPassage Bio, Inc.
INZYInozyme Pharma, Inc.
ABOSAcumen Pharmaceuticals, Inc.
FIXXQ32 Bio Inc.
LYRALyra Therapeutics, Inc.
NVCTNuvectis Pharma, Inc.
AMLXAmylyx Pharmaceuticals, Inc.

GOSS Ownership FAQ


Gossamer Bio is owned by institutional shareholders (80.78%), insiders (2.95%), and public (16.27%). The largest institutional shareholder of Gossamer Bio is NEA MANAGEMENT COMPANY, LLC (8.02% of total shares) and the top mutual fund owner is Clough Global Dividend & Income Fund (10.19% of total shares).

Gossamer Bio's major institutional shareholders are NEA MANAGEMENT COMPANY, LLC, ARTAL GROUP S.A., VANGUARD GROUP INC, OCTAGON CAPITAL ADVISORS LP, and ARCH VENTURE MANAGEMENT, LLC. The top five shareholders own together 26.76% of the company's share outstanding.

As of Jun 2024, there are 93 institutional shareholders of Gossamer Bio.

NEA MANAGEMENT COMPANY, LLC owns 18.09M shares of Gossamer Bio, representing 8.02% of the company's total shares outstanding, valued at $16.3M (as of Jun 2024).

As of Jun 2024, ARTAL GROUP S.A holds 13.31M shares of Gossamer Bio (GOSS), compromising 5.90% of the company, valued at $11.99M.

VANGUARD GROUP INC is the third largest holder of Gossamer Bio. The company owns 11.76M of the company's shares outstanding (worth $10.59M).