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ImmunoGen, Inc.

IMGNDelisted Feb 12, 2024
Industry
Pharmaceutical Preparations
SEC CIK
0000855654

ImmunoGen, Inc. was delisted on Feb 12, 2024; its insiders filed their last Form 4 on Feb 12, 2024; 327 institutions reported holding it in 13F filings for Q4 2023, worth $7.54B in total; Maverick Capital was the only superinvestor holding it.

13F holders, Q1 2024

Institutional positions in ImmunoGen, Inc. as of Mar 31, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

IMGN is no longer listed, and 13F filings after Q4 2023 list far fewer holders. See Q4 2023

Institutional holders
3
−321 vs. Q4 2023
Shares held
893
−254.0M (−100.0%) vs. Q4 2023
Total value
$27.8K
−$7.53B (−100.0%) vs. Q4 2023
New holders
1
0 more added
Sold out
322
1 more reduced

3 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting IMGN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2024: 3 institutions
Q1 2021: 217 institutionsQ2 2021: 214 institutionsQ3 2021: 217 institutionsQ4 2021: 236 institutionsQ1 2022: 217 institutionsQ2 2022: 216 institutionsQ3 2022: 222 institutionsQ4 2022: 204 institutionsQ1 2023: 191 institutionsQ2 2023: 266 institutionsQ3 2023: 276 institutionsQ4 2023: 327 institutionsQ1 2024: 3 institutionsQ2 2024: 1 institutionQ3 2024: 1 institutionQ4 2024: 1 institutionQ1 2025: 1 institutionQ2 2025: 1 institutionQ3 2025: 1 institutionQ4 2025: 1 institutionQ1 2026: 1 institutionQ2 2026: 1 institution
Value heldQ1 2024: $27.8K
Q1 2021: $1.48BQ2 2021: $1.19BQ3 2021: $1.00BQ4 2021: $1.41BQ1 2022: $925.0MQ2 2022: $882.4MQ3 2022: $942.2MQ4 2022: $1.01BQ1 2023: $806.0MQ2 2023: $4.24BQ3 2023: $3.91BQ4 2023: $7.54BQ1 2024: $27.8KQ2 2024: $31Q3 2024: $269Q4 2024: $269Q1 2025: $269Q2 2025: $269Q3 2025: $269Q4 2025: $269Q1 2026: $269Q2 2026: $269
Institutions holding IMGN and their total value by quarter
QuarterHoldersValue
Q2 20261$269
Q1 20261$269
Q4 20251$269
Q3 20251$269
Q2 20251$269
Q1 20251$269
Q4 20241$269
Q3 20241$269
Q2 20241$31
Q1 20243$27.8K
Q4 2023327$7.54B
Q3 2023276$3.91B
Q2 2023266$4.24B
Q1 2023191$806.0M
Q4 2022204$1.01B
Q3 2022222$942.2M
Q2 2022216$882.4M
Q1 2022217$925.0M
Q4 2021236$1.41B
Q3 2021217$1.00B
Q2 2021214$1.19B
Q1 2021217$1.48B

Institutions, Q1 2024

Shares, value and share of portfolio for each institution holding ImmunoGen, Inc.; share changes are against Q4 2023.

Institutions holding IMGN in Q1 2024
InstitutionSharesValue% of portfolioChange in sharesAction
First Trust Advisors LP0$00.00%−307,539−100.0%Sold out
Rafferty Asset Management, LLC0$00.00%−307,369−100.0%Sold out
Capital Fund Management S.A.0$00.00%−297,985−100.0%Sold out
Primecap Management Co0$00.00%−273,100−100.0%Sold out
Glazer Capital, LLC0$00.00%−268,135−100.0%Sold out
Qube Research & Technologies Ltd0$00.00%−263,880−100.0%Sold out
California State Teachers Retirement System0$00.00%−250,499−100.0%Sold out
Kennedy Capital Management, Inc.0$00.00%−241,032−100.0%Sold out
Legal & General Group Plc0$00.00%−235,326−100.0%Sold out
State of Wisconsin Investment Board0$00.00%−232,462−100.0%Sold out
FORA Capital, LLC0$00.00%−221,921−100.0%Sold out
Twin Securities, Inc.0$00.00%−221,622−100.0%Sold out
Allianz Asset Management GmbH0$00.00%−214,350−100.0%Sold out
Harvest Management LLC0$00.00%−214,000−100.0%Sold out
Simplex Trading, LLC0$00.00%−211,467−100.0%Sold out
Fred Alger Management, LLC0$00.00%−208,660−100.0%Sold out
UBS Group AG0$00.00%−201,197−100.0%Sold out
ArrowMark Colorado Holdings LLC0$00.00%−200,780−100.0%Sold out
Highbridge Capital Management LLC0$00.00%−200,000−100.0%Sold out
Driehaus Capital Management LLC0$00.00%−195,980−100.0%Sold out
DAFNA Capital Management LLC0$00.00%−193,661−100.0%Sold out
Versor Investments LP0$00.00%−192,295−100.0%Sold out
Calamos Advisors LLC0$00.00%−191,117−100.0%Sold out
Velan Capital Investment Management LP0$00.00%−189,500−100.0%Sold out
HGC Investment Management Inc.0$00.00%−188,929−100.0%Sold out
Birchview Capital, LP0$00.00%−188,000−100.0%Sold out
Exome Asset Management LLC0$00.00%−186,900−100.0%Sold out
Vestcor Inc0$00.00%−175,000−100.0%Sold out
Ironwood Investment Management LLC0$00.00%−174,540−100.0%Sold out
P Schoenfeld Asset Management LP0$00.00%−165,000−100.0%Sold out
Prelude Capital Management, LLC0$00.00%−157,856−100.0%Sold out
State of New Jersey Common Pension Fund D0$00.00%−156,835−100.0%Sold out
Readystate Asset Management LP0$00.00%−149,510−100.0%Sold out
Nicholas Investment Partners, LP0$00.00%−148,672−100.0%Sold out
New York State Common Retirement Fund0$00.00%−146,489−100.0%Sold out
HighVista Strategies LLC0$00.00%−144,772−100.0%Sold out
BNP Paribas Arbitrage, SA0$00.00%−137,098−100.0%Sold out
Armistice Capital, LLC0$00.00%−134,698−100.0%Sold out
Manufacturers Life Insurance Company, The0$00.00%−133,601−100.0%Sold out
Cowen and Company, LLC0$00.00%−131,099−100.0%Sold out
Blair William & Co0$00.00%−130,723−100.0%Sold out
SG Americas Securities, LLC0$00.00%−128,745−100.0%Sold out
AlphaCentric Advisors LLC0$00.00%−127,500−100.0%Sold out
Mirae Asset Global Investments Co., Ltd.0$00.00%−127,205−100.0%Sold out
MetLife Investment Management0$00.00%−125,461−100.0%Sold out
Centiva Capital, LP0$00.00%−125,000−100.0%Sold out
Bank of Montreal0$00.00%−120,073−100.0%Sold out
American International Group, Inc.0$00.00%−119,145−100.0%Sold out
Granahan Investment Management Inc0$00.00%−119,016−100.0%Sold out
Kercheville Advisors, LLC0$00.00%−114,897−100.0%Sold out
Carmignac Gestion0$00.00%−114,380−100.0%Sold out
Walleye Capital LLC0$00.00%−111,863−100.0%Sold out
Raymond James & Associates0$00.00%−104,485−100.0%Sold out
ClearAlpha Technologies LP0$00.00%−100,956−100.0%Sold out
Murchinson Ltd.0$00.00%−100,000−100.0%Sold out
Skandinaviska Enskilda Banken AB (publ)0$00.00%−98,515−100.0%Sold out
Susquehanna Portfolio Strategies, LLC0$00.00%−96,427−100.0%Sold out
Jefferies Financial Group Inc.0$00.00%−95,166−100.0%Sold out
Wolverine Asset Management LLC0$00.00%−93,223−100.0%Sold out
Ikarian Capital, LLC0$00.00%−90,162−100.0%Sold out
Engineers Gate Manager LP0$00.00%−87,651−100.0%Sold out
Tudor Investment Corp Et Al0$00.00%−85,609−100.0%Sold out
Guggenheim Capital LLC0$00.00%−84,991−100.0%Sold out
Fernwood Investment Management, LLC0$00.00%−83,780−100.0%Sold out
Wells Fargo & Company0$00.00%−80,191−100.0%Sold out
Angelo Gordon & Co., L.P.0$00.00%−80,000−100.0%Sold out
Polar Asset Management Partners Inc.0$00.00%−80,000−100.0%Sold out
AQR Capital Management LLC0$00.00%−77,523−100.0%Sold out
Royal Bank of Canada0$00.00%−77,312−100.0%Sold out
DekaBank Deutsche Girozentrale0$00.00%−72,697−100.0%Sold out
Dynamic Technology Lab Private Ltd0$00.00%−72,466−100.0%Sold out
Boothbay Fund Management, LLC0$00.00%−70,394−100.0%Sold out
State Board of Administration of Florida Retirement System0$00.00%−69,187−100.0%Sold out
ProShare Advisors LLC0$00.00%−68,227−100.0%Sold out
Captrust Financial Advisors0$00.00%−67,877−100.0%Sold out
Keebeck Alpha, LP0$00.00%−67,137−100.0%Sold out
Yakira Capital Management, Inc.0$00.00%−66,219−100.0%Sold out
Arizona State Retirement System0$00.00%−66,111−100.0%Sold out
Silphium Asset Management Ltd0$00.00%−65,000−100.0%Sold out
Laurion Capital Management LP0$00.00%−64,930−100.0%Sold out
ADAR1 Capital Management, LLC0$00.00%−64,355−100.0%Sold out
Erste Asset Management GmbH0$00.00%−63,000−100.0%Sold out
Quantum Private Wealth, LLC0$00.00%−59,546−100.0%Sold out
Verition Fund Management LLC0$00.00%−59,396−100.0%Sold out
DLD Asset Management, LP0$00.00%−55,000−100.0%Sold out
Teacher Retirement System of Texas0$00.00%−54,685−100.0%Sold out
Profund Advisors LLC0$00.00%−54,327−100.0%Sold out
Gamco Investors, Inc. Et Al0$00.00%−52,554−100.0%Sold out
Zurcher Kantonalbank (Zurich Cantonalbank)0$00.00%−50,066−100.0%Sold out
Tower Research Capital LLC (TRC)0$00.00%−49,870−100.0%Sold out
Fifth Lane Capital, LP0$00.00%−49,362−100.0%Sold out
Handelsbanken Fonder AB0$00.00%−48,700−100.0%Sold out
Advisor Group Holdings, Inc.0$00.00%−47,950−100.0%Sold out
STRS Ohio0$00.00%−47,000−100.0%Sold out
Natixis Advisors, L.P.0$00.00%−43,254−100.0%Sold out
Envestnet Asset Management Inc0$00.00%−42,695−100.0%Sold out
Los Angeles Capital Management LLC0$00.00%−42,170−100.0%Sold out
Bardin Hill Management Partners LP0$00.00%−40,806−100.0%Sold out
Schonfeld Strategic Advisors LLC0$00.00%−36,704−100.0%Sold out
PenderFund Capital Management Ltd.0$00.00%−27,580−100.0%Sold out