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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, Q3 2021

Institutional positions in ImmunoGen, Inc. as of Sep 30, 2021. 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

Institutional holders
217
+6 vs. Q2 2021
Shares held
176.7M
−4.02M (−2.2%) vs. Q2 2021
Total value
$1.00B
−$188.7M (−15.8%) vs. Q2 2021
New holders
28
59 more added
Sold out
22
78 more reduced

3 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2021: 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 holdersQ3 2021: 217 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 heldQ3 2021: $1.00B
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, Q3 2021

Shares, value and share of portfolio for each institution holding ImmunoGen, Inc.; share changes are against Q2 2021.

Institutions holding IMGN in Q3 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Two Sigma Advisers, LP2,147,722$12.2M0.03%−826,596−27.8%Reduced
Candriam Luxembourg S.C.A.2,562,935$14.5M0.10%+101,476+4.1%Added
Millennium Management LLC2,947,521$16.7M0.02%+324,613+12.4%Added
Lombard Odier Asset Management (Switzerland) SA3,013,467$17.1M1.06%+358,629+13.5%Added
Geode Capital Management, LLC3,414,345$19.4M0.00%−218,231−6.0%Reduced
Morgan Stanley3,764,338$21.3M0.00%−522,163−12.2%Reduced
Clearbridge Investments, LLC5,975,009$33.9M0.02%+19,968+0.3%Added
Adage Capital Partners GP, L.L.C.7,750,000$43.9M0.09%+750,000+10.7%Added
Redmile Group, LLC8,258,345$46.8M0.82%−622,600−7.0%Reduced
State Street Corp9,065,857$51.4M0.00%−1,654,074−15.4%Reduced
FMR LLC11,564,887$65.6M0.01%+89,357+0.8%Added
Wellington Management Group LLP14,068,108$79.8M0.01%−524,462−3.6%Reduced
Vanguard Group Inc14,611,623$82.8M0.00%−41,567−0.3%Reduced
OrbiMed Advisors LLC14,897,914$84.5M0.94%+1,961,292+15.2%Added
BlackRock Inc.15,381,875$87.2M0.00%−34,571−0.2%Reduced
Ra Capital Management, L.P.18,417,458$104.4M1.45%00.0%Unchanged
FourThought Financial, LLC15––00.0%Unchanged
Farallon Capital Management, L.L.C.0$00.00%−750,000−100.0%Sold out
Citadel Advisors LLC0$00.00%−623,564−100.0%Sold out
Monarch Partners Asset Management LLC0$00.00%−228,125−100.0%Sold out
Balyasny Asset Management LLC0$00.00%−191,876−100.0%Sold out
Federated Hermes, Inc.0$00.00%−154,043−100.0%Sold out
Parkwood LLC0$00.00%−64,924−100.0%Sold out
Thrivent Financial for Lutherans0$00.00%−58,026−100.0%Sold out
Credit Agricole S A0$00.00%−36,300−100.0%Sold out
Kamunting Street Capital Management, L.P.0$00.00%−32,421−100.0%Sold out
Twinbeech Capital LP0$00.00%−28,117−100.0%Sold out
Campbell & CO Investment Adviser LLC0$00.00%−26,300−100.0%Sold out
Virtu Financial LLC0$00.00%−23,962−100.0%Sold out
Caption Management, LLC0$00.00%−20,000−100.0%Sold out
Wade G W & Inc0$00.00%−15,906−100.0%Sold out
Regions Financial Corp0$00.00%−12,653−100.0%Sold out
HSBC Holdings PLC0$00.00%−11,498−100.0%Sold out
Acadian Asset Management LLC0$00.00%−10,815−100.0%Sold out
Xponance, Inc.0$00.00%−10,494−100.0%Sold out
Hancock Whitney Corp0$00.00%−10,316−100.0%Sold out
Wolverine Trading, LLC0$00.00%−10,165−100.0%Sold out
Arkadios Wealth Advisors0$00.00%−2,105−100.0%Sold out
Meeder Asset Management Inc0$00.00%−88−100.0%Sold out
Pictet Asset Management Ltd––––Not filed
Hoover Financial Advisors, Inc.––––Not filed
CWM, LLC––––Not filed