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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, Q2 2021

Institutional positions in ImmunoGen, Inc. as of Jun 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
214
−2 vs. Q1 2021
Shares held
180.7M
−1.98M (−1.1%) vs. Q1 2021
Total value
$1.19B
−$288.9M (−19.5%) vs. Q1 2021
New holders
33
67 more added
Sold out
35
59 more reduced

1 institution that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2021: 214 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 heldQ2 2021: $1.19B
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, Q2 2021

Shares, value and share of portfolio for each institution holding ImmunoGen, Inc.; share changes are against Q1 2021.

Institutions holding IMGN in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Ra Capital Management, L.P.18,417,458$121.4M1.95%00.0%Unchanged
BlackRock Inc.15,416,446$101.6M0.00%−889,140−5.5%Reduced
Vanguard Group Inc14,653,190$96.6M0.00%+346,051+2.4%Added
Wellington Management Group LLP14,592,570$96.2M0.02%−4,410,910−23.2%Reduced
OrbiMed Advisors LLC12,936,622$85.3M0.87%+3,804,800+41.7%Added
FMR LLC11,475,530$75.6M0.01%−2,058,820−15.2%Reduced
State Street Corp10,719,931$70.6M0.00%+1,696,452+18.8%Added
Redmile Group, LLC8,880,945$58.5M0.87%−807,121−8.3%Reduced
Adage Capital Partners GP, L.L.C.7,000,000$46.1M0.09%+2,500,000+55.6%Added
Clearbridge Investments, LLC5,955,041$39.2M0.03%−153,644−2.5%Reduced
Morgan Stanley4,286,501$28.2M0.00%+82,522+2.0%Added
Geode Capital Management, LLC3,632,576$23.9M0.00%+115,785+3.3%Added
Two Sigma Advisers, LP2,974,318$19.6M0.05%+26,400+0.9%Added
Two Sigma Investments, LP2,866,742$18.9M0.05%+306,113+12.0%Added
Lombard Odier Asset Management (Switzerland) SA2,654,838$17.5M0.89%+805,066+43.5%Added
Millennium Management LLC2,622,908$17.3M0.02%+380,607+17.0%Added
Candriam Luxembourg S.C.A.2,461,459$16.2M0.11%+2,461,459New
Healthcare of Ontario Pension Plan Trust Fund2,303,200$15.2M0.03%+2,303,200New
D. E. Shaw & Co., Inc.2,173,782$14.3M0.02%+342,538+18.7%Added
Northern Trust Corp2,132,366$14.1M0.00%+35,574+1.7%Added
Renaissance Technologies LLC2,084,090$13.7M0.02%+220,750+11.8%Added
Deutsche Bank AG1,848,193$12.2M0.01%−1,145,979−38.3%Reduced
Charles Schwab Investment Management Inc1,462,235$9.64M0.00%+24,635+1.7%Added
QVT Financial LP1,375,900$9.07M0.61%00.0%Unchanged
Goldman Sachs Group Inc1,358,003$8.95M0.00%−1,237,996−47.7%Reduced
Rhenman & Partners Asset Management AB1,218,850$8.03M0.55%+668,850+121.6%Added
Panagora Asset Management Inc1,126,085$7.42M0.04%−86,824−7.2%Reduced
Wells Fargo & Company978,943$6.45M0.00%−124,852−11.3%Reduced
Nuveen Asset Management, LLC894,915$5.90M0.00%−15,856−1.7%Reduced
Pinnacle Associates Ltd891,727$5.88M0.11%+13,669+1.6%Added
Silverarc Capital Management, LLC827,587$5.45M2.87%+98,223+13.5%Added
Primecap Management Co803,827$5.30M0.00%−42,300−5.0%Reduced
Citigroup Inc760,569$5.01M0.00%+148,652+24.3%Added
Bank of America Corp753,584$4.97M0.00%−25,567−3.3%Reduced
Farallon Capital Management, L.L.C.750,000$4.94M0.02%00.0%Unchanged
Pura Vida Investments, LLC689,049$4.54M0.32%−115,143−14.3%Reduced
Bank of New York Mellon Corp685,309$4.52M0.00%−124,490−15.4%Reduced
Citadel Advisors LLC623,564$4.11M0.00%+407,084+188.0%Added
First Trust Advisors LP586,115$3.86M0.00%+586,115New
Dimensional Fund Advisors LP529,821$3.49M0.00%+529,821New
Blair William & Co514,909$3.39M0.01%−891−0.2%Reduced
Voya Investment Management LLC491,724$3.24M0.01%−18,132−3.6%Reduced
Swiss National Bank428,400$2.82M0.00%00.0%Unchanged
Rafferty Asset Management, LLC402,546$2.65M0.02%+24,784+6.6%Added
Tudor Investment Corp Et Al384,793$2.54M0.05%+310,721+419.5%Added
CM Management, LLC375,000$2.47M1.79%00.0%Unchanged
State of Wisconsin Investment Board293,100$1.93M0.00%+11,100+3.9%Added
Alliancebernstein L.P.287,864$1.90M0.00%00.0%Unchanged
California State Teachers Retirement System269,361$1.77M0.00%−19,964−6.9%Reduced
Rhumbline Advisers267,019$1.76M0.00%−15,673−5.5%Reduced
Alps Advisors Inc263,357$1.74M0.02%+263,357New
Raymond James & Associates262,838$1.73M0.00%−5,951−2.2%Reduced
Voloridge Investment Management, LLC258,106$1.70M0.01%+258,106New
Susquehanna International Group, LLP256,547$1.69M0.00%+110,470+75.6%Added
Principal Financial Group Inc253,289$1.67M0.00%−6,275−2.4%Reduced
Credit Suisse AG240,689$1.59M0.00%−13,867−5.4%Reduced
Parametric Portfolio Associates LLC238,733$1.57M0.00%+6,849+3.0%Added
Monarch Partners Asset Management LLC228,125$1.50M0.22%+135,345+145.9%Added
AQR Capital Management LLC218,353$1.44M0.00%+83,005+61.3%Added
Allianz Asset Management GmbH215,465$1.42M0.00%−177,775−45.2%Reduced
Truist Financial Corp210,968$1.39M0.00%+19,375+10.1%Added
Employees Retirement System of Texas208,100$1.37M0.02%00.0%Unchanged
Kercheville Advisors, LLC197,002$1.30M0.60%+3,247+1.7%Added
Balyasny Asset Management LLC191,876$1.26M0.01%+191,876New
Birchview Capital, LP190,000$1.25M0.75%00.0%Unchanged
Barclays PLC173,533$1.14M0.00%−256,121−59.6%Reduced
Cubist Systematic Strategies, LLC173,579$1.14M0.01%+137,413+380.0%Added
New York State Common Retirement Fund161,705$1.07M0.00%+1,605+1.0%Added
UBS Asset Management Americas Inc157,281$1.04M0.00%+11,886+8.2%Added
Federated Hermes, Inc.154,043$1.01M0.00%−384,712−71.4%Reduced
Fernwood Investment Management, LLC151,340$997.0K0.33%00.0%Unchanged
Royal Bank of Canada132,749$874.0K0.00%−46,412−25.9%Reduced
STRS Ohio129,000$850.0K0.00%+129,000New
Susquehanna Fundamental Investments, LLC118,599$782.0K0.01%+21,490+22.1%Added
Squarepoint Ops LLC118,470$781.0K0.01%−155,056−56.7%Reduced
ExodusPoint Capital Management, LP116,466$768.0K0.01%+20,326+21.1%Added
Manufacturers Life Insurance Company, The111,206$733.0K0.00%+2,845+2.6%Added
American International Group, Inc.109,485$722.0K0.00%−2,310−2.1%Reduced
Twin Focus Capital Partners, LLC94,068$620.0K0.14%00.0%Unchanged
Massachusetts Financial Services Co88,585$584.0K0.00%+88,585New
Baxter Bros Inc88,300$582.0K0.09%+1,500+1.7%Added
Advisor Group Holdings, Inc.88,305$581.0K0.00%−3,601−3.9%Reduced
Los Angeles Capital Management LLC87,058$574.0K0.00%−11,290−11.5%Reduced
Price T Rowe Associates Inc86,902$573.0K0.00%+3,116+3.7%Added
JPMorgan Chase & Co87,012$573.0K0.00%+14,534+20.1%Added
ProShare Advisors LLC86,616$571.0K0.00%+8,438+10.8%Added
Fisher Asset Management, LLC85,069$561.0K0.00%+43,127+102.8%Added
Stifel Financial Corp84,315$555.0K0.00%−2,376−2.7%Reduced
Invesco Ltd.80,231$529.0K0.00%+31,449+64.5%Added
State Board of Administration of Florida Retirement System77,317$510.0K0.00%+90+0.1%Added
MetLife Investment Management73,698$485.7K0.00%00.0%Unchanged
Jacobs Levy Equity Management, Inc73,329$483.0K0.00%+29,905+68.9%Added
UBS Group AG66,352$437.0K0.00%−164,191−71.2%Reduced
Parkwood LLC64,924$428.0K0.07%+64,924New
Mackenzie Financial Corp63,796$420.0K0.00%+63,796New
Envestnet Asset Management Inc62,372$411.0K0.00%+2,064+3.4%Added
DekaBank Deutsche Girozentrale62,000$401.0K0.00%00.0%Unchanged
Thrivent Financial for Lutherans58,026$383.0K0.00%00.0%Unchanged
PFS Investments Inc.57,022$363.0K0.01%+5,422+10.5%Added
Qube Research & Technologies Ltd53,228$351.0K0.00%−21,360−28.6%Reduced