IGM Biosciences Inc (IGMS) Ownership

7.41 ↓0.72 (-8.86%)

As of April 18, 2024, 3:59pm EST.

Institutions
Mutual Funds

Institutional Ownership

Baker Bros Advisors LP is the biggest individual institutional holder of IGM Biosciences Inc (IGMS), owning a total of 3.7 million shares. Combined, the top 38 institutional holders of IGMS own 45.62% of the company with a total of 26.4 million shares.

In the latest ownership report on December 31st 2023, the top 38 institutional holders increased their combined ownership of IGMS by 2.2 million shares. 11 institutions bought 3,384,160 total additional shares and increased their ownership by an average of 42.22%. However 5 institutions sold 1,194,897 total shares and decreased their ownership by an average of 30.22%.

Overall this is a positive sign as the number of shares owned by the top 20 institutional holders of IGM Biosciences increased by a net total of 2,189,263 in the latest quarter.

Institution Ownership Chart

Latest Institutional Ownership Changes

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
Baker Bros Advisors LP	6.279%	16.887%	3,691,011	533,247	2023-12-31
T. Rowe Price Associates, Inc.	5.546%	0.534%	3,260,022	17,307	2023-12-31
Artal Group S A	5.274%	22.923%	3,100,422	578,178	2023-12-31
Goldman Sachs Group Inc	3.540%	355.372%	2,081,018	1,624,025	2023-12-31
FMR Inc	2.889%	-20.518%	1,698,506	-438,466	2023-12-31
RA Capital Management, LLC	1.595%	0.000%	937,500	0	2023-12-31
Vanguard Group Inc	1.526%	-0.318%	897,149	-2,858	2023-12-31
BlackRock Inc	1.297%	-12.452%	762,470	-108,446	2023-12-31
Adage Capital Partners Gp LLC	0.680%	0.000%	400,000	400,000	2023-12-31
Geode Capital Management, LLC	0.556%	11.665%	326,656	34,124	2023-12-31
State Street Corporation	0.523%	6.355%	307,468	18,371	2023-12-31
Millennium Management LLC	0.421%	-67.816%	247,196	-520,867	2023-12-31
Rhenman Partners Asset Management AB	0.340%	0.000%	200,000	0	2023-12-31
Samsara BioCapital, LLC	0.263%	0.000%	154,664	0	2023-12-31
Northern Trust Corp	0.233%	0.746%	136,796	1,013	2023-12-31
Exome Asset Management LLC	0.231%	0.000%	135,596	135,596	2023-12-31
Hudson Bay Capital Management LP	0.211%	-50.000%	124,260	-124,260	2023-12-31
Charles Schwab Investment Management Inc	0.206%	21.102%	120,817	21,052	2023-12-31
Morgan Stanley - Brokerage Accounts	0.162%	28.792%	95,041	21,247	2023-12-31

Top Institutions

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
Baker Bros Advisors LP	6.279%	16.887%	3,691,011	533,247	2023-12-31
T. Rowe Price Associates, Inc.	5.546%	0.534%	3,260,022	17,307	2023-12-31
Artal Group S A	5.274%	22.923%	3,100,422	578,178	2023-12-31
Redmile Group, LLC	5.055%	0.000%	2,971,542	0	2023-09-30
Goldman Sachs Group Inc	3.540%	355.372%	2,081,018	1,624,025	2023-12-31
FMR Inc	2.889%	-20.518%	1,698,506	-438,466	2023-12-31
RA Capital Management, LLC	1.595%	0.000%	937,500	0	2023-12-31
Vanguard Group Inc	1.526%	-0.318%	897,149	-2,858	2023-12-31
BlackRock Inc	1.297%	-12.452%	762,470	-108,446	2023-12-31
Alkeon Capital Management, LLC	1.220%	-14.577%	711,777	-121,464	2023-03-31
Great Point Partners LLC	1.054%	23.063%	615,317	115,317	2023-09-30
T. Rowe Price Investment Management,Inc.	1.370%	0.000%	586,663	586,663	2022-09-30
UBS Asset Mgmt Americas Inc	0.831%	0.000%	485,027	0	2023-06-30
ExodusPoint Capital Management, LP	0.777%	0.000%	453,898	453,898	2023-09-30
Adage Capital Partners Gp LLC	0.680%	0.000%	400,000	400,000	2023-12-31
Geode Capital Management, LLC	0.556%	11.665%	326,656	34,124	2023-12-31
State Street Corporation	0.523%	6.355%	307,468	18,371	2023-12-31
Opaleye Management Inc	0.447%	311.024%	261,000	197,500	2023-09-30
Millennium Management LLC	0.421%	-67.816%	247,196	-520,867	2023-12-31
Marshall Wace Asset Management Ltd	0.378%	-23.348%	220,319	-67,109	2023-03-31
Rhenman Partners Asset Management AB	0.340%	0.000%	200,000	0	2023-12-31
Renaissance Technologies Corp	0.302%	312.178%	176,000	133,300	2023-06-30
D. E. Shaw & Co LP	0.301%	-45.897%	175,586	-148,951	2023-06-30
Candriam Luxembourg S.C.A.	0.300%	0.000%	175,008	0	2023-09-30
First Manhattan Co. LLC	0.295%	0.000%	172,200	172,200	2023-09-30
Samsara BioCapital, LLC	0.263%	0.000%	154,664	0	2023-12-31
Woodline Partners LP	0.264%	2.550%	153,825	3,825	2023-03-31
Jacobs Levy Equity Management, Inc.	0.236%	0.000%	137,575	137,575	2023-06-30
Northern Trust Corp	0.233%	0.746%	136,796	1,013	2023-12-31
Exome Asset Management LLC	0.231%	0.000%	135,596	135,596	2023-12-31
Point72 Asset Management, L.P.	0.222%	0.000%	129,740	129,740	2023-03-31
Hudson Bay Capital Management LP	0.211%	-50.000%	124,260	-124,260	2023-12-31
Charles Schwab Investment Management Inc	0.206%	21.102%	120,817	21,052	2023-12-31
Morgan Stanley - Brokerage Accounts	0.162%	28.792%	95,041	21,247	2023-12-31
Dimensional Fund Advisors, Inc.	0.220%	107.965%	94,992	49,315	2023-03-31
Victory Capital Management Inc.	0.211%	12.119%	90,200	9,750	2022-12-31
Nuveen Asset Management, LLC	0.205%	232.004%	87,689	61,277	2022-06-30
HRT FINANCIAL LLC	0.165%	22.705%	70,661	13,075	2022-06-30

Mutual Fund Ownership

US Small-Cap Growth II Equity Comp is the biggest individual fund holder of IGM Biosciences Inc (IGMS), owning a total of 1.9 million shares. Combined, the top 38 mutual fund holders of IGMS own 22.97% of the company with a total of 13.1 million shares.

In the latest ownership report on February 29th 2024, the top 38 fund holders increased their combined ownership of IGMS by 14 thousand shares. 1 funds bought 3,916 total additional shares and increased their ownership by an average of 8.75%. However 2 funds sold 17,438 total shares and decreased their ownership by an average of 3.1%.

Overall this is a negative sign as the number of shares owned by the top 20 mutual funds holding IGM Biosciences decreased by a net total of -13,522 in the latest report.

Mutual Funds Chart

Latest Mutual Fund Ownership Changes

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
Vanguard Total Stock Mkt Idx Inv	0.785%	0.000%	460,333	0	2024-02-29
iShares Russell 2000 ETF	0.533%	-0.016%	312,634	-51	2024-02-29
Vanguard Institutional Extnd Mkt Idx Tr	0.449%	-6.187%	263,652	-17,387	2024-02-29
State St Russell Sm/Mid Cp® Indx NL Cl C	0.159%	0.000%	93,132	0	2024-02-29
Schwab US Small-Cap ETF™	0.122%	0.000%	71,505	0	2024-02-29
Vanguard Russell 2000 ETF	0.083%	8.755%	48,647	3,916	2024-02-29

Top Mutual Funds

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
US Small-Cap Growth II Equity Comp	3.181%	-0.319%	1,866,490	-5,966	2023-12-31
T. Rowe Price New Horizons	3.181%	-0.319%	1,866,490	-5,966	2023-12-31
Fidelity® Select Biotechnology	2.892%	-8.034%	1,688,482	-147,500	2023-11-30
Fidelity Select Biotechnology	2.877%	0.000%	1,688,482	0	2024-01-31
Vanguard Total Stock Mkt Idx Inv	0.785%	0.000%	460,333	0	2024-02-29
T. Rowe Price Health Sciences	0.748%	-2.037%	438,971	-9,127	2023-12-31
T. Rowe Price Small-Cap Value	0.916%	-0.432%	392,244	-1,700	2022-09-30
UBS (Lux) EF Biotech (USD) P-acc	0.601%	0.000%	350,940	0	2023-05-31
Vanguard Instl Ttl Stck Mkt Idx Tr	0.568%	0.000%	331,533	0	2023-03-31
iShares Russell 2000 ETF	0.533%	-0.016%	312,634	-51	2024-02-29
UBS: US Equity Small Cap Growth	0.500%	0.000%	291,926	0	2023-06-30
T. Rowe Price New Horizons Tr-Z	0.465%	2.236%	272,845	5,966	2023-12-31
Vanguard Institutional Extnd Mkt Idx Tr	0.449%	-6.187%	263,652	-17,387	2024-02-29
USAA Science & Technology	0.567%	35.528%	244,846	64,185	2022-12-31
Rhenman Healthcare Equity L/S RC2 SEK	0.341%	0.000%	200,000	0	2023-11-30
T. Rowe Price U.S. SC Value Eq Tr-Z	0.428%	0.937%	183,089	1,700	2022-09-30
Candriam Global Equities Oncology	0.300%	0.000%	175,000	0	2023-09-30
Belfius Equities Cure C Cap	0.300%	0.000%	175,000	0	2023-09-30
TRP Integrated US Small-Cap Gr Eq	0.245%	0.000%	143,152	0	2023-09-30
T. Rowe Price QM US Small-Cap Gr Eq	0.332%	0.000%	143,152	0	2023-03-31
T. Rowe Price Integrated US Sm Gr Eq	0.244%	0.000%	143,152	0	2023-12-31
iShares Biotechnology ETF	0.234%	0.370%	136,807	504	2023-11-30
Fidelity Small Cap Index	0.227%	11.861%	133,156	14,119	2023-12-31
iShares Russell 2000 Value ETF	0.225%	0.127%	132,114	168	2024-02-01
Vanguard Extended Market Index Investor	0.207%	0.000%	121,071	0	2023-08-31
Fidelity® Small Cap Index	0.197%	1.041%	114,947	1,184	2023-10-31
Fidelity® Extended Market Index	0.170%	23.135%	99,482	18,691	2023-11-30
State St Russell Sm/Mid Cp® Indx NL Cl C	0.159%	0.000%	93,132	0	2024-02-29
Fidelity Extended Market Index	0.147%	0.000%	86,282	0	2024-01-31
Schwab US Small-Cap ETF™	0.122%	0.000%	71,505	0	2024-02-29
AST T. Rowe Price Asset Allocation	0.119%	0.000%	70,074	0	2024-01-31
Bruce	0.111%	-45.833%	65,000	-55,000	2023-12-31
iShares Russell 2000 Growth ETF	0.143%	-0.359%	61,594	-222	2023-06-21
UBS Global Equity Biotech	0.130%	-0.298%	60,504	-181	2023-03-31
Vanguard Health Care ETF	0.095%	0.717%	55,621	396	2024-01-31
Vanguard Russell 2000 ETF	0.083%	8.755%	48,647	3,916	2024-02-29
BlackRock Extended Mkt Composite	0.075%	80.592%	43,882	19,583	2023-09-30
TD Health Sciences - I	0.071%	120.854%	41,726	22,833	2023-06-30