IGM Biosciences Inc

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IGM Biosciences Inc
TickerIGMS
CIK #0001496323
CUSIP449585108
SectorLife Sciences - Pharmaceutical Preparations
Address325 E Middlefield Road, Mountain View, CA 94043
Source [EDGAR]
CIK Filing 2011 - 2025
[0001496323] 10-K
[0001496323] 10-Q
[0001496323] 3
[0001496323] 4
[0001496323] 8-K
[0001496323] D
[0001496323] SC 13D
[0001496323] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Glazer Capital LLC IGM Biosciences Inc [2025-07-09] 0.0
FMR LLC IGM Biosciences Inc [2024-02-09] 0.0
Artal International SCA IGM Biosciences Inc [2021-09-27] 5.2
Price T Rowe Associates Inc /MD/ IGM Biosciences Inc [2021-02-16] 5.2
Janus Henderson Group PLC IGM Biosciences Inc [2020-02-14] 6.3
Haldor Topsoe Holding A/S IGM Biosciences Inc [2019-09-30] 47.6
Redmile Group LLC IGM Biosciences Inc [2019-09-24] 13.0
Baker Bros Advisors LP IGM Biosciences Inc [2019-09-20] 13.0
Form 3/4/5 Filer 2011 - 2025
Baker Bros Advisors LP
667 LP
Baker Felix
IGM Biosciences, Inc.
Baker Brothers Life Sciences LP
Baker Bros. Advisors (GP) LLC
Baker Julian
Redmile Group, LLC
Green Jeremy
Strohl William
Harler Mary Beth
Topsoe Jakob Haldor
Thompson Elizabeth H.Z.
Hambleton Julie
Topsoe Holding A/S
Topsoe Christina Teng
Behrens M Kathleen
Lee Michael Stewart
Tahir Misbah
Decker Lisa Lynn
Weber Steven
Takimoto Chris H
Keyt Bruce
Schwarzer Fred
Gauthier George
Loberg Michael D
Chen Daniel ShinYu
Neu Kelvin
Form 13F Holdings
Firm Period DFND Voting Shares
Baker Bros Advisors LP [2025-06-30] SOLE 4,096,210 4,096,210
Siren, L.L.C. [2025-06-30] DFND 3,255,826 3,255,826
Redmile Group LLC [2025-06-30] SOLE 2,952,131 2,952,131
Sanofi [2025-06-30] SOLE 1,438,975 1,438,975
Goldman Sachs Group Inc [2025-06-30] DFND 855,286 855,286
Vanguard Group Inc [2025-06-30] SOLE 0 760,889
BlackRock, Inc. [2025-06-30] SOLE 382,484 385,474
Millennium Management LLC [2025-06-30] SOLE 275,112 275,112
Geode Capital Management LLC [2025-06-30] DFND 213,273 213,273
Jane Street Group LLC [2025-06-30] DFND 180,985 180,985
AQR Capital Management LLC [2025-06-30] DFND 159,207 159,207
Renaissance Technologies LLC [2025-06-30] SOLE 117,734 117,734
Northern Trust Corp [2025-06-30] DFND 107,568 107,568
Two Sigma Investments LP [2025-06-30] SOLE 104,290 104,290
Eagle Bay Advisors LLC [2025-06-30] SOLE 0 99,635
Charles Schwab Investment Management Inc [2025-06-30] SOLE 89,705 89,705
Two Sigma Advisers LP [2025-06-30] SOLE 79,300 82,700
Susquehanna International Group LLP [2025-06-30] OTR 80,311 80,311
State Street Corp [2025-06-30] DFND 75,913 75,913
Woodline Partners LP [2025-06-30] SOLE 69,576 69,576
Verition Fund Management LLC [2025-06-30] SOLE 48,962 48,962
Acadian Asset Management LLC [2025-06-30] DFND 45,253 45,253
Marshall Wace LLP [2025-06-30] OTR 0 44,287
Royal Bank of Canada [2025-06-30] DFND 40,039 40,039
Qube Research & Technologies Ltd [2025-06-30] SOLE 39,340 39,340
Price T Rowe Associates Inc /MD/ [2025-06-30] DFND 35,210 35,210
IEQ Capital LLC [2025-06-30] OTR 0 27,410
XTX Topco Ltd [2025-06-30] DFND 26,472 26,472
Morgan Stanley [2025-06-30] DFND 20,100 20,100
Savant Capital LLC [2025-06-30] SOLE 0 19,946
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