IGM Biosciences, Inc.

IGMSDelisted Aug 14, 2025

Industry: Pharmaceutical Preparations
SEC CIK: 0001496323

SEC filings (opens in a new tab)

IGM Biosciences, Inc. was delisted on Aug 14, 2025; its insiders filed their last Form 4 on Aug 18, 2025; 66 institutions reported holding it in 13F filings for Q2 2025, worth $17.9M in total; no superinvestor held it.

Q1 2023 vs. Q4 2022

How the institutions holding IGM Biosciences, Inc. changed between Q4 2022 and Q1 2023.

All holders in Q1 2023 All holders in Q4 2022

13F holders of IGMS: Q4 2022 compared with Q1 2023
Measure	Q4 2022	Q1 2023	Change
Holders	82	75	−7
Shares	18.0M	17.9M	−125.4K (−0.7%)
Value	$305.8M	$245.4M	−$60.3M (−19.7%)

New holders (7)

Institutions that held IGM Biosciences, Inc. at the end of Q1 2023 but not at the end of Q4 2022.

Institutions new to IGMS in Q1 2023
Institution	Shares	Value	% of portfolio
Point72 Asset Management, L.P.	129,740	$1.78M	0.01%
Tudor Investment Corp Et Al	14,497	$199.0K	0.00%
Jane Street Group, LLC	13,630	$187.3K	0.00%
Two Sigma Investments, LP	11,400	$156.6K	0.00%
Invesco Ltd.	10,490	$144.1K	0.00%
Point72 Middle East FZE	2,569	$35.3K	0.00%
Cubist Systematic Strategies, LLC	2,189	$30.1K	0.00%

Sold out (14)

Institutions that held IGM Biosciences, Inc. at the end of Q4 2022 and filed for Q1 2023 without it.

Institutions that sold out of IGMS in Q1 2023
Institution	Shares, Q4 2022	Value, Q4 2022
Victory Capital Management Inc	90,200	$1.53M
Endurant Capital Management LP	30,320	$515.7K
Schroder Investment Management Group	26,833	$456.4K
New York Life Investment Management LLC	21,167	$360.1K
Simplex Trading, LLC	11,383	$193.0K
PDT Partners, LLC	10,641	$181.0K
Allspring Global Investments Holdings, LLC	2,670	$45.4K
Aquatic Capital Management LLC	2,500	$42.0K
Group One Trading, L.P.	756	$12.9K
Endurance Wealth Management, Inc.	300	$5.00K
Rockefeller Capital Management L.P.	160	$2.00K
Cutler Group LP	100	$1.00K
Parallel Advisors, LLC	13	$221
Dark Forest Capital Management LP	11	$187