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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
Ra Capital Management, L.P.18,417,458$104.4M1.45%00.0%Unchanged
BlackRock Inc.15,381,875$87.2M0.00%−34,571−0.2%Reduced
OrbiMed Advisors LLC14,897,914$84.5M0.94%+1,961,292+15.2%Added
Vanguard Group Inc14,611,623$82.8M0.00%−41,567−0.3%Reduced
Wellington Management Group LLP14,068,108$79.8M0.01%−524,462−3.6%Reduced
FMR LLC11,564,887$65.6M0.01%+89,357+0.8%Added
State Street Corp9,065,857$51.4M0.00%−1,654,074−15.4%Reduced
Redmile Group, LLC8,258,345$46.8M0.82%−622,600−7.0%Reduced
Adage Capital Partners GP, L.L.C.7,750,000$43.9M0.09%+750,000+10.7%Added
Clearbridge Investments, LLC5,975,009$33.9M0.02%+19,968+0.3%Added
Morgan Stanley3,764,338$21.3M0.00%−522,163−12.2%Reduced
Geode Capital Management, LLC3,414,345$19.4M0.00%−218,231−6.0%Reduced
Lombard Odier Asset Management (Switzerland) SA3,013,467$17.1M1.06%+358,629+13.5%Added
Millennium Management LLC2,947,521$16.7M0.02%+324,613+12.4%Added
Candriam Luxembourg S.C.A.2,562,935$14.5M0.10%+101,476+4.1%Added
Two Sigma Advisers, LP2,147,722$12.2M0.03%−826,596−27.8%Reduced
Northern Trust Corp2,108,404$12.0M0.00%−23,962−1.1%Reduced
D. E. Shaw & Co., Inc.2,086,235$11.8M0.02%−87,547−4.0%Reduced
Two Sigma Investments, LP2,066,666$11.7M0.03%−800,076−27.9%Reduced
Deutsche Bank AG1,835,446$10.4M0.00%−12,747−0.7%Reduced
Charles Schwab Investment Management Inc1,406,002$7.97M0.00%−56,233−3.8%Reduced
Healthcare of Ontario Pension Plan Trust Fund1,402,800$7.95M0.02%−900,400−39.1%Reduced
QVT Financial LP1,375,900$7.80M0.61%00.0%Unchanged
Goldman Sachs Group Inc1,300,510$7.37M0.00%−57,493−4.2%Reduced
Rhenman & Partners Asset Management AB1,218,850$6.91M0.49%00.0%Unchanged
Panagora Asset Management Inc1,147,194$6.50M0.03%+21,109+1.9%Added
Renaissance Technologies LLC1,141,840$6.47M0.01%−942,250−45.2%Reduced
Wells Fargo & Company955,582$5.42M0.00%−23,361−2.4%Reduced
Pinnacle Associates Ltd861,882$4.89M0.09%−29,845−3.3%Reduced
Nuveen Asset Management, LLC830,023$4.81M0.00%−64,892−7.3%Reduced
Primecap Management Co788,927$4.47M0.00%−14,900−1.9%Reduced
Bank of America Corp757,997$4.30M0.00%+4,413+0.6%Added
Bank of New York Mellon Corp756,484$4.29M0.00%+71,175+10.4%Added
Point72 Asset Management, L.P.714,700$4.05M0.02%+714,700New
Granahan Investment Management Inc677,618$3.84M0.07%+677,618New
Silverarc Capital Management, LLC649,919$3.69M2.14%−177,668−21.5%Reduced
Blair William & Co515,600$2.92M0.01%+691+0.1%Added
Tudor Investment Corp Et Al483,990$2.74M0.06%+99,197+25.8%Added
Voya Investment Management LLC458,669$2.60M0.01%−33,055−6.7%Reduced
Citigroup Inc451,926$2.56M0.00%−308,643−40.6%Reduced
Swiss National Bank441,800$2.50M0.00%+13,400+3.1%Added
Alliancebernstein L.P.414,471$2.35M0.00%+126,607+44.0%Added
CM Management, LLC375,000$2.13M1.59%00.0%Unchanged
Pura Vida Investments, LLC343,048$1.95M0.15%−346,001−50.2%Reduced
M&G Investment Management Ltd299,200$1.79M0.01%+299,200New
State of Wisconsin Investment Board307,900$1.75M0.00%+14,800+5.0%Added
Rafferty Asset Management, LLC303,293$1.72M0.01%−99,253−24.7%Reduced
Integral Health Asset Management, LLC300,000$1.70M0.49%+300,000New
ExodusPoint Capital Management, LP296,002$1.68M0.03%+179,536+154.2%Added
Creative Planning279,963$1.59M0.00%+279,963New
Rhumbline Advisers271,606$1.54M0.00%+4,587+1.7%Added
California State Teachers Retirement System268,915$1.52M0.00%−446−0.2%Reduced
AXA S.A.268,500$1.52M0.00%+268,500New
Susquehanna International Group, LLP261,021$1.48M0.00%+4,474+1.7%Added
Raymond James & Associates259,267$1.47M0.00%−3,571−1.4%Reduced
Alps Advisors Inc254,742$1.44M0.01%−8,615−3.3%Reduced
Credit Suisse AG250,921$1.42M0.00%+10,232+4.3%Added
Principal Financial Group Inc248,959$1.41M0.00%−4,330−1.7%Reduced
Parametric Portfolio Associates LLC223,156$1.26M0.00%−15,577−6.5%Reduced
Truist Financial Corp211,143$1.20M0.00%+175+0.1%Added
Employees Retirement System of Texas208,100$1.18M0.01%00.0%Unchanged
Barclays PLC205,696$1.17M0.00%+32,163+18.5%Added
Voloridge Investment Management, LLC200,876$1.14M0.01%−57,230−22.2%Reduced
Jefferies Group LLC200,340$1.14M0.03%+200,340New
HealthCor Management, L.P.200,000$1.13M0.05%+200,000New
HRT Financial LP197,137$1.12M0.01%+197,137New
AQR Capital Management LLC190,937$1.08M0.00%−27,416−12.6%Reduced
Birchview Capital, LP190,000$1.08M0.73%00.0%Unchanged
Kercheville Advisors, LLC189,702$1.08M0.51%−7,300−3.7%Reduced
Altshuler Shaham Ltd164,000$935.0K0.01%+164,000New
UBS Asset Management Americas Inc160,133$908.0K0.00%+2,852+1.8%Added
Fernwood Investment Management, LLC151,340$858.0K0.29%00.0%Unchanged
Royal Bank of Canada139,787$794.0K0.00%+7,038+5.3%Added
New York State Common Retirement Fund128,436$728.0K0.00%−33,269−20.6%Reduced
SG Americas Securities, LLC125,830$713.0K0.00%+111,393+771.6%Added
STRS Ohio123,900$702.0K0.00%−5,100−4.0%Reduced
Teachers Retirement System of the State of Kentucky123,780$702.0K0.01%+123,780New
Dimensional Fund Advisors LP123,226$699.0K0.00%−406,595−76.7%Reduced
American International Group, Inc.108,261$614.0K0.00%−1,224−1.1%Reduced
Manufacturers Life Insurance Company, The104,095$590.0K0.00%−7,111−6.4%Reduced
Cinctive Capital Management LP100,000$567.0K0.03%+100,000New
Twin Focus Capital Partners, LLC94,068$533.0K0.12%00.0%Unchanged
Invesco Ltd.92,241$524.0K0.00%+12,010+15.0%Added
Baxter Bros Inc88,300$501.0K0.08%00.0%Unchanged
JPMorgan Chase & Co88,270$500.0K0.00%+1,258+1.4%Added
Stifel Financial Corp87,922$498.0K0.00%+3,607+4.3%Added
Price T Rowe Associates Inc87,688$497.0K0.00%+786+0.9%Added
Massachusetts Financial Services Co87,437$496.0K0.00%−1,148−1.3%Reduced
Los Angeles Capital Management LLC87,058$494.0K0.00%00.0%Unchanged
Advisor Group Holdings, Inc.86,788$492.0K0.00%−1,517−1.7%Reduced
Fisher Asset Management, LLC84,798$481.0K0.00%−271−0.3%Reduced
Cubist Systematic Strategies, LLC82,038$465.0K0.01%−91,541−52.7%Reduced
First Trust Advisors LP77,992$442.0K0.00%−508,123−86.7%Reduced
State Board of Administration of Florida Retirement System77,317$438.0K0.00%00.0%Unchanged
Legal & General Group Plc75,610$428.0K0.00%+38,481+103.6%Added
Group One Trading, L.P.73,631$417.0K0.01%+60,162+446.7%Added
ProShare Advisors LLC68,587$389.0K0.00%−18,029−20.8%Reduced
Mackenzie Financial Corp68,530$389.0K0.00%+4,734+7.4%Added
Squarepoint Ops LLC67,594$383.0K0.00%−50,876−42.9%Reduced
Envestnet Asset Management Inc64,347$365.0K0.00%+1,975+3.2%Added