IGM Biosciences Ownership 2024 | Who Owns IGM Biosciences Now?


OverviewForecastRevenueFinancialsChart

Institutional Ownership

38.13%

Insider Ownership

34.42%

Retail Ownership

27.45%

Institutional Holders

88.00

IGM Biosciences Institutional Shareholders


Institutional Shareholders by % of Total Shares

Name% Total Shares% Total AssetsCurrent SharesChange AmountChange %Market ValueDate
BAKER BROS. ADVISORS LP6.83%0.49%4,088,322397,31110.76%39,452,307Mar 31, 2024
PRICE T ROWE ASSOCIATES INC /MD/6.50%0.00%3,888,023628,00119.26%37,520,000Mar 31, 2024
ARTAL GROUP S.A.5.15%0.76%3,080,422-20,000-0.65%29,726,072Mar 31, 2024
REDMILE GROUP, LLC5.14%1.09%3,072,478100,9363.40%29,649,413Mar 31, 2024
FMR LLC2.20%0.00%1,317,341-381,165-22.44%12,712,337Mar 31, 2024
GOLDMAN SACHS GROUP INC2.14%0.00%1,278,619238,11022.88%12,338,673Mar 31, 2024
RA CAPITAL MANAGEMENT, L.P.1.57%0.01%937,500--9,046,875Mar 31, 2024
VANGUARD GROUP INC1.43%0.00%853,658-43,491-4.85%8,237,800Mar 31, 2024
BLACKROCK INC.1.27%0.00%757,963-4,507-0.59%7,314,344Mar 31, 2024
MILLENNIUM MANAGEMENT LLC1.16%0.00%695,061447,865181.18%6,707,339Mar 31, 2024
GEODE CAPITAL MANAGEMENT, LLC0.56%0.00%336,0059,3492.86%3,242,834Mar 31, 2024
STATE STREET CORP0.53%0.00%319,26911,8013.84%3,080,946Mar 31, 2024
RHENMAN & PARTNERS ASSET MANAGEMENT AB0.33%0.18%195,000-5,000-2.50%1,881,750Mar 31, 2024
TD ASSET MANAGEMENT INC0.27%0.00%159,12275,67090.67%1,535,527Mar 31, 2024
SAMSARA BIOCAPITAL, LLC0.26%0.23%154,664--1,492,508Mar 31, 2024
NORTHERN TRUST CORP0.23%0.00%137,2364400.32%1,324,327Mar 31, 2024
CHARLES SCHWAB INVESTMENT MANAGEMENT INC0.20%0.00%121,1183010.25%1,168,789Mar 31, 2024
MORGAN STANLEY0.17%0.00%101,0956,0546.37%975,568Mar 31, 2024
D. E. SHAW & CO., INC.0.16%0.00%93,16345,91897.19%899,023Mar 31, 2024
JACOBS LEVY EQUITY MANAGEMENT, INC0.13%0.00%78,58078,580100.00%758,297Mar 31, 2024

IGM Biosciences's largest institutional shareholder is BAKER BROS. ADVISORS LP, holding 6.83% of the company's total share outstanding, currently valued at $39.45M. The top 10 institutional shareholders own together 33.38% of the company.

Institutional Shareholders by % of Total Assets

Name% Total Shares% Total AssetsCurrent SharesChange AmountChange %Market ValueDate
REDMILE GROUP, LLC5.14%1.09%3,072,478100,9363.40%29,649,413Mar 31, 2024
ARTAL GROUP S.A.5.15%0.76%3,080,422-20,000-0.65%29,726,072Mar 31, 2024
BAKER BROS. ADVISORS LP6.83%0.49%4,088,322397,31110.76%39,452,307Mar 31, 2024
EAGLE BAY ADVISORS LLC0.07%0.27%44,635--430,728Mar 31, 2024
SAMSARA BIOCAPITAL, LLC0.26%0.23%154,664--1,492,508Mar 31, 2024
BRUCE & CO., INC.0.11%0.21%65,000--627,250Mar 31, 2024
RHENMAN & PARTNERS ASSET MANAGEMENT AB0.33%0.18%195,000-5,000-2.50%1,881,750Mar 31, 2024
PENNANT INVESTORS, LP0.11%0.16%64,900--626,285Mar 31, 2024
ENTRYPOINT CAPITAL, LLC0.03%0.14%15,80115,801100.00%152,480Mar 31, 2024
VIRTUS ETF ADVISERS LLC0.02%0.07%13,332-911-6.40%128,654Mar 31, 2024
NVERSES CAPITAL, LLC0.00%0.04%1,6001,600100.00%15,440,000Mar 31, 2024
PALE FIRE CAPITAL SE0.02%0.02%11,601--111,950Mar 31, 2024
XTX TOPCO LTD0.02%0.02%11,94111,941100.00%115,231Mar 31, 2024
GSA CAPITAL PARTNERS LLP0.03%0.01%18,39818,398100.00%178,000Mar 31, 2024
RA CAPITAL MANAGEMENT, L.P.1.57%0.01%937,500--9,046,875Mar 31, 2024
SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC0.05%0.01%27,73127,731100.00%267,604Mar 31, 2024
QUEST PARTNERS LLC0.01%0.01%6,9526,952100.00%67,087Mar 31, 2024
ADAR1 CAPITAL MANAGEMENT, LLC0.01%0.01%4,0004,000100.00%38,600Mar 31, 2024
EXCHANGE TRADED CONCEPTS, LLC0.05%0.01%27,9358,88746.66%269,573Mar 31, 2024
SUSQUEHANNA PORTFOLIO STRATEGIES, LLC0.05%0.01%30,20930,209100.00%291,517Mar 31, 2024

The largest IGM Biosciences shareholder by % of total assets is REDMILE GROUP, LLC. The company owns 3.07M shares of IGM Biosciences (IGMS), representing 1.09% of its total assets.

Institutional Buyers

Name% Total Shares% Total AssetsCurrent SharesChange AmountChange %Market ValueDate
PRICE T ROWE ASSOCIATES INC /MD/6.50%0.00%3,888,023628,00119.26%37,520,000Mar 31, 2024
MILLENNIUM MANAGEMENT LLC1.16%0.00%695,061447,865181.18%6,707,339Mar 31, 2024
BAKER BROS. ADVISORS LP6.83%0.49%4,088,322397,31110.76%39,452,307Mar 31, 2024
GOLDMAN SACHS GROUP INC2.14%0.00%1,278,619238,11022.88%12,338,673Mar 31, 2024
REDMILE GROUP, LLC5.14%1.09%3,072,478100,9363.40%29,649,413Mar 31, 2024
JACOBS LEVY EQUITY MANAGEMENT, INC0.13%0.00%78,58078,580100.00%758,297Mar 31, 2024
TD ASSET MANAGEMENT INC0.27%0.00%159,12275,67090.67%1,535,527Mar 31, 2024
MARSHALL WACE, LLP0.12%0.00%70,77670,776100.00%682,988Mar 31, 2024
WELLINGTON MANAGEMENT GROUP LLP0.10%0.00%57,19057,190100.00%551,884Mar 31, 2024
D. E. SHAW & CO., INC.0.16%0.00%93,16345,91897.19%899,023Mar 31, 2024
SUSQUEHANNA PORTFOLIO STRATEGIES, LLC0.05%0.01%30,20930,209100.00%291,517Mar 31, 2024
SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC0.05%0.01%27,73127,731100.00%267,604Mar 31, 2024
TREXQUANT INVESTMENT LP0.04%0.00%24,17724,177100.00%233,308Mar 31, 2024
MANUFACTURERS LIFE INSURANCE COMPANY, THE0.12%0.00%70,50121,55944.05%680,335Mar 31, 2024
EXODUSPOINT CAPITAL MANAGEMENT, LP0.03%0.00%20,32320,323100.00%196,000Mar 31, 2024
WALLEYE CAPITAL LLC0.03%0.00%20,05020,050100.00%193,483Mar 31, 2024
GSA CAPITAL PARTNERS LLP0.03%0.01%18,39818,398100.00%178,000Mar 31, 2024
TWO SIGMA INVESTMENTS, LP0.03%0.00%17,33517,335100.00%167,283Mar 31, 2024
AMERICAN CENTURY COMPANIES INC0.03%0.00%17,10717,107100.00%165,083Mar 31, 2024
ENTRYPOINT CAPITAL, LLC0.03%0.14%15,80115,801100.00%152,480Mar 31, 2024

As of Mar 31 2024, IGM Biosciences's largest institutional buyer is PRICE T ROWE ASSOCIATES INC /MD/. The company purchased 628.00K stocks of IGMS, valued at $37.52M.

Institutional Sellers

Name% Total Shares% Total AssetsCurrent SharesChange AmountChange %Market ValueDate
ADAGE CAPITAL PARTNERS GP, L.L.C.----400,000-100.00%-Mar 31, 2024
FMR LLC2.20%0.00%1,317,341-381,165-22.44%12,712,337Mar 31, 2024
CITADEL ADVISORS LLC0.02%-13,163-198,345-93.78%127,023Mar 31, 2024
EXOME ASSET MANAGEMENT LLC----135,596-100.00%-Mar 31, 2024
HUDSON BAY CAPITAL MANAGEMENT LP----124,260-100.00%-Mar 31, 2024
PRUDENTIAL FINANCIAL INC----65,870-100.00%-Mar 31, 2024
VANGUARD GROUP INC1.43%0.00%853,658-43,491-4.85%8,237,800Mar 31, 2024
STATE OF WISCONSIN INVESTMENT BOARD----29,600-100.00%-Mar 31, 2024
PRELUDE CAPITAL MANAGEMENT, LLC----29,421-100.00%-Mar 31, 2024
ARTAL GROUP S.A.5.15%0.76%3,080,422-20,000-0.65%29,726,072Mar 31, 2024
AMUNDI----9,196-100.00%-Mar 31, 2024
NUVEEN ASSET MANAGEMENT, LLC0.07%0.00%40,749-9,074-18.21%393,228Mar 31, 2024
ACADIAN ASSET MANAGEMENT LLC----8,367-100.00%-Mar 31, 2024
PANAGORA ASSET MANAGEMENT INC0.04%0.00%23,319-6,954-22.97%225,028Mar 31, 2024
DEUTSCHE BANK AG\0.01%-5,547-6,155-52.60%53,529Mar 31, 2024
BARCLAYS PLC0.03%0.00%19,054-5,516-22.45%184,000Mar 31, 2024
ROYAL BANK OF CANADA0.00%-302-5,411-94.71%3,000Mar 31, 2024
RHENMAN & PARTNERS ASSET MANAGEMENT AB0.33%0.18%195,000-5,000-2.50%1,881,750Mar 31, 2024
JANE STREET GROUP, LLC0.05%0.00%31,120-4,515-12.67%300,308Mar 31, 2024
BLACKROCK INC.1.27%0.00%757,963-4,507-0.59%7,314,344Mar 31, 2024

As of Mar 31 2024, IGM Biosciences's biggest institutional seller is ADAGE CAPITAL PARTNERS GP, L.L.C.. The company sold -0.40M shares of IGMS, valued at -.

Institutional New positions

Name% Total Shares% Total AssetsCurrent SharesChange AmountChange %Market ValueDate
MARSHALL WACE, LLP0.12%0.00%70,77670,776100.00%682,988Mar 31, 2024
WELLINGTON MANAGEMENT GROUP LLP0.10%0.00%57,19057,190100.00%551,884Mar 31, 2024
SUSQUEHANNA PORTFOLIO STRATEGIES, LLC0.05%0.01%30,20930,209100.00%291,517Mar 31, 2024
SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC0.05%0.01%27,73127,731100.00%267,604Mar 31, 2024
TREXQUANT INVESTMENT LP0.04%0.00%24,17724,177100.00%233,308Mar 31, 2024
WALLEYE CAPITAL LLC0.03%0.00%20,05020,050100.00%193,483Mar 31, 2024
TWO SIGMA INVESTMENTS, LP0.03%0.00%17,33517,335100.00%167,283Mar 31, 2024
AMERICAN CENTURY COMPANIES INC0.03%0.00%17,10717,107100.00%165,083Mar 31, 2024
ENTRYPOINT CAPITAL, LLC0.03%0.14%15,80115,801100.00%152,480Mar 31, 2024
CERITY PARTNERS LLC0.02%0.00%10,51310,513100.00%101,451Mar 31, 2024
CAPTRUST FINANCIAL ADVISORS0.02%0.00%10,20010,200100.00%98,430Mar 31, 2024
METLIFE INVESTMENT MANAGEMENT, LLC0.01%0.00%7,2487,248100.00%69,943Mar 31, 2024
QUEST PARTNERS LLC0.01%0.01%6,9526,952100.00%67,087Mar 31, 2024
ADAR1 CAPITAL MANAGEMENT, LLC0.01%0.01%4,0004,000100.00%38,600Mar 31, 2024
NVERSES CAPITAL, LLC0.00%0.04%1,6001,600100.00%15,440,000Mar 31, 2024
WALLEYE CAPITAL LLC0.00%-1,1001,100100.00%10,615Mar 31, 2024
METROPOLITAN LIFE INSURANCE CO/NY0.00%0.00%749749100.00%7,228Mar 31, 2024
HANSEATIC MANAGEMENT SERVICES INC0.00%0.01%366366100.00%3,532Mar 31, 2024
GAMMA INVESTING LLC0.00%0.00%7676100.00%733Mar 31, 2024
NELSON, VAN DENBURG & CAMPBELL WEALTH MANAGEMENT GROUP, LLC--33100.00%28Mar 31, 2024

IGM Biosciences's largest new institutional shareholder by number of shares is MARSHALL WACE, LLP, purchased 70.78K shares, valued at $682.99K, as of undefined.

Institutional Sold Out

Name% Total Shares% Total AssetsCurrent SharesChange AmountChange %Market ValueDate
ADAGE CAPITAL PARTNERS GP, L.L.C.----400,000-100.00%-Mar 31, 2024
EXOME ASSET MANAGEMENT LLC----135,596-100.00%-Mar 31, 2024
HUDSON BAY CAPITAL MANAGEMENT LP----124,260-100.00%-Mar 31, 2024
PRUDENTIAL FINANCIAL INC----65,870-100.00%-Mar 31, 2024
STATE OF WISCONSIN INVESTMENT BOARD----29,600-100.00%-Mar 31, 2024
PRELUDE CAPITAL MANAGEMENT, LLC----29,421-100.00%-Mar 31, 2024
AMUNDI----9,196-100.00%-Mar 31, 2024
ACADIAN ASSET MANAGEMENT LLC----8,367-100.00%-Mar 31, 2024
SIMPLEX TRADING, LLC----1,810-100.00%-Mar 31, 2024
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO----500-100.00%-Mar 31, 2024

IGM Biosciences's largest sold out institutional shareholder by shares sold is ADAGE CAPITAL PARTNERS GP, L.L.C., sold -0.40M shares, valued at -, as of undefined.

IGM Biosciences Mutual Fund Holders


Name% Total AssetsTotal SharesChange AmountChange %Date
T. Rowe Price New Horizons Fund, Inc.0.13%1,866,490-5,966-0.32%Dec 31, 2023
T. Rowe Price Health Sciences Fund, Inc.0.09%438,971-9,127-2.04%Dec 31, 2023
ALGER FUNDS0.06%62,152--Jan 31, 2024
T. Rowe Price Small-Cap Stock Fund, Inc.0.06%209,619--Dec 31, 2023
T. Rowe Price Small-Cap Value Fund, Inc.0.05%392,244--Dec 31, 2023
T. Rowe Price Quantitative Management Funds, Inc.0.04%151,515--Dec 31, 2023
Humankind Benefit Corp0.03%717--Dec 31, 2023
Advantage Advisers Xanthus Fund, L.L.C.0.03%95,175--Mar 31, 2024
BRUCE FUND INC0.03%65,000-55,000-45.83%Dec 31, 2023
FIDELITY SELECT PORTFOLIOS0.02%1,539,782-148,700-8.81%Feb 29, 2024
VANGUARD VALLEY FORGE FUNDS0.02%8,083--Dec 31, 2023
T. Rowe Price Equity Series, Inc.0.02%25,767--Dec 31, 2023
IndexIQ ETF Trust0.01%21,441--Jan 31, 2024
ETFis Series Trust I0.01%12,6252,71627.41%Jan 31, 2024
PUTNAM ASSET ALLOCATION FUNDS0.01%17,780--Feb 29, 2024
FIDELITY ADVISOR SERIES VII0.01%55,100--Jan 31, 2024
T. Rowe Price Equity Funds, Inc.0.01%107,703--Dec 31, 2023
ACAP Strategic Fund0.01%73,366--Dec 31, 2023
DEUTSCHE DWS INVESTMENTS VIT FUNDS0.00%1,804--Dec 31, 2023
QUANTITATIVE MASTER SERIES LLC0.00%21,795--Dec 31, 2023
UBS FUNDS0.00%15,791--Dec 31, 2023
VANGUARD INDEX FUNDS0.00%1,058,229281,22536.19%Dec 31, 2023
VICTORY PORTFOLIOS0.00%59,410--Dec 31, 2023
T. Rowe Price Index Trust, Inc.0.00%32,762--Feb 29, 2024
FIDELITY COMMONWEALTH TRUST0.00%5,676--Feb 29, 2024
Nushares ETF Trust0.00%10,458--Jan 31, 2024
BNY Mellon Strategic Funds, Inc.0.00%3,140--Mar 31, 2024
ETF Series Solutions0.00%22,4103,58919.07%Feb 29, 2024
GOLDMAN SACHS VARIABLE INSURANCE TRUST0.00%4,399--Dec 31, 2023
TIAA SEPARATE ACCOUNT VA 10.00%229--Dec 31, 2023
T. Rowe Price Spectrum Funds II, Inc.0.00%11,332--Feb 29, 2024
FIDELITY CONCORD STREET TRUST0.00%156,391-5,521-3.41%Feb 29, 2024
Fidelity Commonwealth Trust II0.00%4,636--Aug 31, 2023
SCHWAB STRATEGIC TRUST0.00%86,71217,81725.86%Feb 29, 2024
Principal Exchange-Traded Funds0.00%5,265-334-5.97%Mar 31, 2024
Direxion Shares ETF Trust0.00%66,122--Jan 31, 2024
VANGUARD INSTITUTIONAL INDEX FUNDS0.00%9,841--Dec 31, 2023
Calvert Variable Products, Inc.0.00%627--Dec 31, 2023
NEW COVENANT FUNDS0.00%1,084--Dec 31, 2023
PRUDENTIAL INVESTMENT PORTFOLIOS, INC.0.00%2,1002,100-Dec 29, 2023
VANGUARD WORLD FUND0.00%55,90910,35122.72%Feb 29, 2024
VANGUARD HORIZON FUNDS0.00%4,585--Dec 31, 2023
Voya VARIABLE PORTFOLIOS INC0.00%6,6114,614231.05%Dec 31, 2023
TIAA-CREF LIFE FUNDS0.00%344-219-38.90%Dec 31, 2023
STATE STREET VARIABLE INSURANCE SERIES FUNDS INC0.00%539--Dec 31, 2023
SunAmerica Specialty Series0.00%59--Apr 30, 2021
VANGUARD VARIABLE INSURANCE FUNDS0.00%5,239--Dec 31, 2023
VARIABLE INSURANCE PRODUCTS FUND II0.00%1,03737757.12%Dec 31, 2023
AMERICAN CENTURY ETF TRUST0.00%8,3215,310176.35%Feb 29, 2024
FLEXSHARES TRUST0.00%4,654--Jan 31, 2024
STATE STREET INSTITUTIONAL INVESTMENT TRUST0.00%4,900--Dec 31, 2023
EQ ADVISORS TRUST0.00%64,309-376-0.58%Dec 31, 2023
Victory Portfolios II0.00%3,117--Dec 31, 2023
Meeder Funds0.00%247--Mar 31, 2024
Dimensional ETF Trust0.00%18,430--Jan 31, 2024
ALLSPRING MASTER TRUST0.00%2,670--Feb 29, 2024
GPS Funds I0.00%186--Dec 31, 2023
ALLIANZ VARIABLE INSURANCE PRODUCTS TRUST0.00%1,919--Dec 31, 2023
RUSSELL INVESTMENT CO0.00%10,321--Jan 31, 2024
SEASONS SERIES TRUST0.00%774--Dec 31, 2023
GOLDMAN SACHS TRUST0.00%5,316--Feb 29, 2024
iSHARES TRUST0.00%495,578--Feb 29, 2024
VANGUARD SCOTTSDALE FUNDS0.00%58,62512,42726.90%Feb 29, 2024
RUSSELL INVESTMENT FUNDS0.00%1,772--Dec 31, 2023
RYDEX SERIES FUNDS0.00%109--Dec 31, 2023
VANGUARD WELLINGTON FUND0.00%10,348--Feb 29, 2024
ADVANCED SERIES TRUST0.00%94,35016,20020.73%Dec 29, 2023
ProFunds0.00%1897768.75%Jan 31, 2024
MASTER INVESTMENT PORTFOLIO0.00%1,536--Dec 31, 2023
VALIC Co I0.00%5,09950210.92%Feb 29, 2024
NORTHERN FUNDS0.00%15,8761,63511.48%Dec 29, 2023
Invesco Exchange-Traded Fund Trust II0.00%4,916-374-7.07%Feb 29, 2024
SPDR SERIES TRUST0.00%584,389--Dec 31, 2023
TRANSAMERICA SERIES TRUST0.00%13,760--Dec 31, 2023
Pacer Funds Trust0.00%617--Jan 31, 2024
RYDEX DYNAMIC FUNDS0.00%54--Dec 31, 2023
NATIONWIDE VARIABLE INSURANCE TRUST0.00%1,799-1,276-41.50%Dec 31, 2023
Goldman Sachs ETF Trust0.00%1,259--Feb 29, 2024
VANGUARD QUANTITATIVE FUNDS0.00%100--Dec 31, 2023
Brighthouse Funds Trust II0.00%22,768--Dec 31, 2023
PENN SERIES FUNDS INC0.00%300--Dec 29, 2023
SUNAMERICA SERIES TRUST0.00%3,6301484.25%Jan 31, 2024
NATIONWIDE MUTUAL FUNDS0.00%1,282-18-1.38%Jan 31, 2024
HC CAPITAL TRUST0.00%251--Dec 31, 2023
Guggenheim Active Allocation Fund0.00%48--Feb 29, 2024
PROSHARES TRUST0.00%1,946-1,686-46.42%Feb 29, 2024
JOHN HANCOCK VARIABLE INSURANCE TRUST0.00%13,551--Dec 31, 2023
MASSMUTUAL SELECT FUNDS0.00%6,399--Dec 31, 2023
RYDEX VARIABLE TRUST0.00%7--Dec 31, 2023
Advisors' Inner Circle Fund III0.00%682454.55%Jan 31, 2024
LINCOLN VARIABLE INSURANCE PRODUCTS TRUST0.00%10,200--Dec 31, 2023
SPDR INDEX SHARES FUNDS0.00%747--Dec 31, 2023
Brinker Capital Destinations Trust0.00%239239-Feb 29, 2024
MORGAN STANLEY PATHWAY FUNDS0.00%297--Feb 29, 2024
T. Rowe Price Multi-Strategy Total Return Fund, Inc.0.00%442--Jan 31, 2024
COLLEGE RETIREMENT EQUITIES FUND0.00%2,211-16,584-88.24%Dec 31, 2023
PACIFIC SELECT FUND0.00%5,467--Dec 31, 2023
Invesco Exchange-Traded Self-Indexed Fund Trust0.00%299--Feb 29, 2024
John Hancock Funds II0.00%16,325--Feb 29, 2024
WILSHIRE MUTUAL FUNDS INC0.00%312--Dec 31, 2023

IGM Biosciences's largest mutual fund holder by % of total assets is "T. Rowe Price New Horizons Fund, Inc.", owning 1.87M shares, compromising 0.13% of its total assets.

IGM Biosciences Institutional Ownership Trends


Institutional Holdings Trend

DateHoldingsChange %
31 Mar, 248822.22%
31 Dec, 2372-11.11%
30 Sep, 23811.25%
30 Jun, 23803.90%
31 Mar, 2377-8.33%
31 Dec, 2284-9.68%
30 Sep, 22932.20%
30 Jun, 2291-14.95%
31 Mar, 2210722.99%
31 Dec, 2187-24.35%
30 Sep, 211156.48%
30 Jun, 21108-7.69%
31 Mar, 211176.36%
31 Dec, 2011012.24%
30 Sep, 209822.50%
30 Jun, 208029.03%
31 Mar, 206224.00%
31 Dec, 195051.52%
30 Sep, 1933-

As of 31 Mar 24, 88 institutions are holding IGM Biosciences's shares, representing an increase of 22.22% compared to the previous quarter.

Shares Outstanding Trend

DateShares OutstandingChange %
31 Mar, 2422,815,5464.34%
31 Dec, 2321,865,744-2.02%
30 Sep, 2322,316,9700.45%
30 Jun, 2322,217,36324.46%
31 Mar, 2317,850,754-0.70%
31 Dec, 2217,976,7991.63%
30 Sep, 2217,687,8671.07%
30 Jun, 2217,501,332-4.00%
31 Mar, 2218,229,9993.57%
31 Dec, 2117,600,8444.39%
30 Sep, 2116,860,6973.27%
30 Jun, 2116,326,250-9.25%
31 Mar, 2117,990,4514.79%
31 Dec, 2017,168,69717.15%
30 Sep, 2014,655,3014.55%
30 Jun, 2014,016,9925.61%
31 Mar, 2013,271,9328.82%
31 Dec, 1912,196,53921.54%
30 Sep, 1910,035,118-

IGM Biosciences (IGMS) has 22.82M shares outstanding as of 31 Mar 24, up 4.34% compared to the previous quarter.

Institutional Ownership Trend

DateOwnership %Change %
31 Mar, 2438.13%2.83%
31 Dec, 2336.70%1.50%
30 Sep, 2349.46%1.98%
30 Jun, 2349.96%3.10%
31 Mar, 2340.14%2.14%
31 Dec, 2243.27%2.68%
30 Sep, 2240.17%2.53%
30 Jun, 2239.85%1.37%
31 Mar, 2253.87%1.95%
31 Dec, 2152.57%2.07%
30 Sep, 2150.42%2.11%
30 Jun, 2148.92%1.68%
31 Mar, 2153.98%1.79%
31 Dec, 2054.86%2.40%
30 Sep, 2047.82%2.27%
30 Jun, 2045.88%2.42%
31 Mar, 2043.53%2.72%
31 Dec, 1940.02%3.69%
30 Sep, 1932.92%-

As of 31 Mar 24, IGM Biosciences is held by 38.13% institutional shareholders, representing a 2.83% growth compared to 31 Dec 23.

Institutional Increased Positions Trend

DateIncreased PositionsChange %
31 Mar, 244833.33%
31 Dec, 2336-14.29%
30 Sep, 2342-25.00%
30 Jun, 235651.35%
31 Mar, 2337-11.90%
31 Dec, 2242-8.70%
30 Sep, 2246-2.13%
30 Jun, 2247-26.56%
31 Mar, 226433.33%
31 Dec, 2148-2.04%
30 Sep, 2149-14.04%
30 Jun, 2157-1.72%
31 Mar, 2158-3.33%
31 Dec, 206042.86%
30 Sep, 2042-31.15%
30 Jun, 206169.44%
31 Mar, 2036-7.69%
31 Dec, 193918.18%
30 Sep, 1933-

48 institutional shareholders have increased their position in IGMS stock as of 31 Mar 24 compared to 36 in the previous quarter (a 33.33% increase).

Institutional Reduced Positions Trend

DateReduced PositionsChange %
31 Mar, 2421-
31 Dec, 2321-4.55%
30 Sep, 232237.50%
30 Jun, 2316-38.46%
31 Mar, 232613.04%
31 Dec, 2223-17.86%
30 Sep, 22283.70%
30 Jun, 222758.82%
31 Mar, 2217-19.05%
31 Dec, 2121-34.38%
30 Sep, 2132-3.03%
30 Jun, 2133-8.33%
31 Mar, 21365.88%
31 Dec, 2034-5.56%
30 Sep, 2036200.00%
30 Jun, 2012-29.41%
31 Mar, 2017325.00%
31 Dec, 194-
30 Sep, 19--

21 institutional shareholders have reduced their position in IGMS stock as of 31 Mar 24 compared to 21 in the previous quarter (a 0.00% increase).

All Institutional Ownership Trend Data

DateHoldingsChange %Shares OutstandingChange %Ownership %Change %Increased PositionsChange %Reduced PositionsChange %
31 Mar, 248822.22%22,815,5464.34%38.13%2.83%4833.33%21-
31 Dec, 2372-11.11%21,865,744-2.02%36.70%1.50%36-14.29%21-4.55%
30 Sep, 23811.25%22,316,9700.45%49.46%1.98%42-25.00%2237.50%
30 Jun, 23803.90%22,217,36324.46%49.96%3.10%5651.35%16-38.46%
31 Mar, 2377-8.33%17,850,754-0.70%40.14%2.14%37-11.90%2613.04%
31 Dec, 2284-9.68%17,976,7991.63%43.27%2.68%42-8.70%23-17.86%
30 Sep, 22932.20%17,687,8671.07%40.17%2.53%46-2.13%283.70%
30 Jun, 2291-14.95%17,501,332-4.00%39.85%1.37%47-26.56%2758.82%
31 Mar, 2210722.99%18,229,9993.57%53.87%1.95%6433.33%17-19.05%
31 Dec, 2187-24.35%17,600,8444.39%52.57%2.07%48-2.04%21-34.38%
30 Sep, 211156.48%16,860,6973.27%50.42%2.11%49-14.04%32-3.03%
30 Jun, 21108-7.69%16,326,250-9.25%48.92%1.68%57-1.72%33-8.33%
31 Mar, 211176.36%17,990,4514.79%53.98%1.79%58-3.33%365.88%
31 Dec, 2011012.24%17,168,69717.15%54.86%2.40%6042.86%34-5.56%
30 Sep, 209822.50%14,655,3014.55%47.82%2.27%42-31.15%36200.00%
30 Jun, 208029.03%14,016,9925.61%45.88%2.42%6169.44%12-29.41%
31 Mar, 206224.00%13,271,9328.82%43.53%2.72%36-7.69%17325.00%
31 Dec, 195051.52%12,196,53921.54%40.02%3.69%3918.18%4-
30 Sep, 1933-10,035,118-32.92%-33---

IGM Biosciences Insider Shareholders Trades


Open Market Insider Trades

DateNameRelationRoleTransactionBuy/SellSharesPriceValueShares HeldSource
Mar 28, 2024BAKER BROS. ADVISORS LPdirector, 10 percent owner P-PurchaseBuy89,407$9.62$860.04K3,753,480
Mar 28, 2024BAKER BROS. ADVISORS LPdirector, 10 percent owner P-PurchaseBuy8,439$9.27$78.21K3,664,073
Mar 28, 2024BAKER BROS. ADVISORS LPdirector, 10 percent owner P-PurchaseBuy17,101$9.22$157.68K3,655,634
Mar 28, 2024BAKER BROS. ADVISORS LPdirector, 10 percent owner P-PurchaseBuy247,656$8.26$2.05M3,638,533

Open Market Insider Buys

DateNameRelationRoleTransactionBuy/SellSharesPriceValueShares HeldSource
Mar 28, 2024BAKER BROS. ADVISORS LPdirector, 10 percent owner P-PurchaseBuy89,407$9.62$860.04K3,753,480
Mar 28, 2024BAKER BROS. ADVISORS LPdirector, 10 percent owner P-PurchaseBuy8,439$9.27$78.21K3,664,073
Mar 28, 2024BAKER BROS. ADVISORS LPdirector, 10 percent owner P-PurchaseBuy17,101$9.22$157.68K3,655,634
Mar 28, 2024BAKER BROS. ADVISORS LPdirector, 10 percent owner P-PurchaseBuy247,656$8.26$2.05M3,638,533

Insider Sells

DateNameRelationRoleTransactionBuy/SellSharesPriceValueShares HeldSource
Apr 23, 2024Harler Mary Bethofficer Head, Research & AutoimmunitySell---86,797
Apr 23, 2024Harler Mary Bethofficer Head, Research & AutoimmunitySell200,000$61.45$12.29M-
Apr 23, 2024Harler Mary Bethofficer Head, Research & AutoimmunitySell75,000$17.11$1.28M-
Apr 23, 2024Harler Mary Bethofficer Head, Research & AutoimmunitySell52,500$12.86$675.15K-
Apr 23, 2024Harler Mary Bethofficer Head, Research & AutoimmunitySell92,500$9.95$920.37K-
Apr 01, 2024Redmile Group, LLCdirector, 10 percent owner J-OtherSell12,464--3,076,598

All Insider Owners Trades

DateNameRelationRoleTransactionBuy/SellSharesPriceValueShares HeldSource
Apr 23, 2024Harler Mary Bethofficer Head, Research & AutoimmunitySell---86,797
Apr 23, 2024Harler Mary Bethofficer Head, Research & AutoimmunitySell200,000$61.45$12.29M-
Apr 23, 2024Harler Mary Bethofficer Head, Research & AutoimmunitySell75,000$17.11$1.28M-
Apr 23, 2024Harler Mary Bethofficer Head, Research & AutoimmunitySell52,500$12.86$675.15K-
Apr 23, 2024Harler Mary Bethofficer Head, Research & AutoimmunitySell92,500$9.95$920.37K-
Apr 02, 2024Lee Michael Stewartdirector-A-AwardBuy1,734--5,854
Apr 02, 2024Topsoe Jakob Haldordirector, 10 percent owner A-AwardBuy1,734--84,854
Apr 02, 2024Topsoe Christina Tengdirector, 10 percent owner A-AwardBuy2,687--43,606
Apr 02, 2024Thompson Elizabeth H.Z.director-A-AwardBuy1,452--1,452
Apr 02, 2024BEHRENS M KATHLEENdirector-A-AwardBuy3,078--10,046
Apr 01, 2024Redmile Group, LLCdirector, 10 percent owner A-AwardBuy1,734--3,078,332
Apr 01, 2024Redmile Group, LLCdirector, 10 percent owner J-OtherSell12,464--3,076,598
Apr 01, 2024BAKER BROS. ADVISORS LPdirector, 10 percent owner A-AwardBuy1,994--3,755,474
Apr 01, 2024BAKER BROS. ADVISORS LPdirector, 10 percent owner A-AwardBuy1,994--349,160
Mar 28, 2024Schwarzer Freddirector, officer CEO AND PRESIDENTA-AwardBuy38,583--255,234
Mar 28, 2024Keyt Bruceofficer CHIEF SCIENTIFIC OFFICERA-AwardBuy24,019--195,875
Mar 28, 2024BAKER BROS. ADVISORS LPdirector, 10 percent owner P-PurchaseBuy89,407$9.62$860.04K3,753,480
Mar 28, 2024BAKER BROS. ADVISORS LPdirector, 10 percent owner P-PurchaseBuy8,439$9.27$78.21K3,664,073
Mar 28, 2024BAKER BROS. ADVISORS LPdirector, 10 percent owner P-PurchaseBuy17,101$9.22$157.68K3,655,634
Mar 28, 2024BAKER BROS. ADVISORS LPdirector, 10 percent owner P-PurchaseBuy247,656$8.26$2.05M3,638,533

The last insider sell of IGM Biosciences's stock was made by Harler Mary Beth on Apr 23 2024, selling - shares at - per share (valued at -). The last insider buy of IGMS was made by BAKER BROS. ADVISORS LP on Mar 28 2024, buying 89,407 shares at $9.62 per share (worth $860.04K).

IGM Biosciences Insider Ownership Trends


All Insider Trades Trend

DateBuySellBuy/Sell Ratio
Q1 20243314235.71%
Q4 20232210220.00%
Q3 202381800.00%
Q2 20235215346.67%
Q1 2023107142.86%
Q4 2022143540.00%
Q3 2022124300.00%
Q2 2022289311.11%
Q1 20224322150.00%
Q4 2021227314.29%
Q3 2021121485.71%
Q2 2021192673.08%
Q1 20213625144.00%
Q4 20203719194.74%
Q3 20202911263.64%
Q2 2020155300.00%
Q1 202014--
Q4 20192--
Q3 20194529155.17%
Q2 2003---

33 total buy trades, and 14 total sell trades (buy/sell ratio of 2.36%) were made by IGM Biosciences's insiders, as of Q1 2024.

Open Market Insider Trades Trend

DateBuySellBuy/Sell Ratio
Q1 202481266.67%
Q4 20231210120.00%
Q3 2023-1-
Q2 2023101471.43%
Q1 2023-5-
Q4 20221263.85%
Q3 202232150.00%
Q2 2022147200.00%
Q1 202231300.00%
Q4 2021-2-
Q3 2021-5-
Q2 2021-8-
Q1 2021-7-
Q4 202086133.33%
Q3 2020174425.00%
Q2 2020---
Q1 2020---
Q4 20192--
Q3 201919--
Q2 2003---

As of Q1 2024, Insider owners conducted 8 open market buy trades and 12 open market sell trades of IGM Biosciences's stocks.

IGM Biosciences Peer Ownership


TickerCompany
MLYSMineralys Therapeutics, Inc.
GRCLGracell Biotechnologies Inc.
DSGNDesign Therapeutics, Inc.
CERECerevel Therapeutics Holdings, Inc.
PASGPassage Bio, Inc.
STOKStoke Therapeutics, Inc.
BDTXBlack Diamond Therapeutics, Inc.
HOWLWerewolf Therapeutics, Inc.
BCELAtreca, Inc.
RVMDRevolution Medicines, Inc. Warrant
ERASErasca, Inc.
CGEMCullinan Oncology, Inc.
GLUEMonte Rosa Therapeutics, Inc.
IKNAIkena Oncology, Inc.
RNAAvidity Biosciences, Inc.

IGMS Ownership FAQ


IGM Biosciences is owned by institutional shareholders (38.13%), insiders (34.42%), and public (27.45%). The largest institutional shareholder of IGM Biosciences is BAKER BROS. ADVISORS LP (6.83% of total shares) and the top mutual fund owner is T. Rowe Price New Horizons Fund, Inc. (0.13% of total shares).

IGM Biosciences's major institutional shareholders are BAKER BROS. ADVISORS LP, PRICE T ROWE ASSOCIATES INC /MD/, ARTAL GROUP S.A., REDMILE GROUP, LLC, and FMR LLC. The top five shareholders own together 25.82% of the company's share outstanding.

As of Mar 2024, there are 88 institutional shareholders of IGM Biosciences.

BAKER BROS. ADVISORS LP owns 4.09M shares of IGM Biosciences, representing 6.83% of the company's total shares outstanding, valued at $39.45M (as of Mar 2024).

As of Mar 2024, PRICE T ROWE ASSOCIATES INC /MD/ holds 3.89M shares of IGM Biosciences (IGMS), compromising 6.50% of the company, valued at $37.52M.

ARTAL GROUP S.A is the third largest holder of IGM Biosciences. The company owns 3.08M of the company's shares outstanding (worth $29.73M).