Skip to main content

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 2022

Institutional positions in ImmunoGen, Inc. as of Mar 31, 2022. 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
−14 vs. Q4 2021
Shares held
194.5M
+4.76M (+2.5%) vs. Q4 2021
Total value
$925.0M
−$482.0M (−34.3%) vs. Q4 2021
New holders
29
75 more added
Sold out
43
64 more reduced

5 institutions that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2022: 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 heldQ1 2022: $925.0M
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 2022

Shares, value and share of portfolio for each institution holding ImmunoGen, Inc.; share changes are against Q4 2021.

Institutions holding IMGN in Q1 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Blueshift Asset Management, LLC57,393$273.0K0.02%+57,393New
Envestnet Asset Management Inc59,069$281.0K0.00%−5,604−8.7%Reduced
LPL Financial LLC60,533$288.0K0.00%+127+0.2%Added
ProShare Advisors LLC63,123$301.0K0.00%−8,627−12.0%Reduced
Quantum Private Wealth, LLC69,561$331.0K0.14%00.0%Unchanged
DekaBank Deutsche Girozentrale69,900$332.0K0.00%+6,400+10.1%Added
BIT Capital GmbH73,700$350.8K0.04%+73,700New
Parkwood LLC77,233$368.0K0.06%+77,233New
State Board of Administration of Florida Retirement System77,487$369.0K0.00%00.0%Unchanged
HighVista Strategies LLC77,694$370.0K0.24%+77,694New
Legal & General Group Plc79,880$380.0K0.00%+1,837+2.4%Added
Mackenzie Financial Corp80,816$385.0K0.00%+3,370+4.4%Added
Winton Group Ltd82,205$391.0K0.02%+82,205New
Voya Investment Management LLC82,430$392.0K0.00%+3,146+4.0%Added
Invesco Ltd.84,287$402.0K0.00%+265+0.3%Added
Manufacturers Life Insurance Company, The85,365$406.3K0.00%−17,690−17.2%Reduced
Baxter Bros Inc87,000$414.0K0.06%+200+0.2%Added
NinePointTwo Capital87,502$416.0K0.11%+87,502New
Engineers Gate Manager LP87,600$417.0K0.02%+29,400+50.5%Added
Twin Focus Capital Partners, LLC94,068$448.0K0.09%00.0%Unchanged
Jacobs Levy Equity Management, Inc94,826$451.0K0.00%−42,748−31.1%Reduced
Group One Trading, L.P.99,216$472.0K0.01%+53,287+116.0%Added
American International Group, Inc.106,706$508.0K0.00%+1,590+1.5%Added
Trexquant Investment LP107,126$510.0K0.02%−1,853−1.7%Reduced
MetLife Investment Management108,476$516.3K0.00%+38,679+55.4%Added
Advisor Group Holdings, Inc.89,027$527.0K0.00%−9,312−9.5%Reduced
Stifel Financial Corp111,384$530.0K0.00%+4,962+4.7%Added
Simplex Trading, LLC116,290$553.0K0.02%+33,227+40.0%Added
Teachers Retirement System of the State of Kentucky123,780$589.0K0.01%00.0%Unchanged
Royal Bank of Canada124,570$593.0K0.00%−31,631−20.3%Reduced
JPMorgan Chase & Co125,573$598.0K0.00%+30,112+31.5%Added
Ameriprise Financial Inc125,540$598.0K0.00%+125,540New
STRS Ohio128,000$609.0K0.00%00.0%Unchanged
Altshuler Shaham Ltd129,000$614.0K0.01%−35,000−21.3%Reduced
Cubist Systematic Strategies, LLC139,554$664.0K0.01%−317,733−69.5%Reduced
Graham Capital Management, L.P.141,265$672.0K0.03%+141,265New
ExodusPoint Capital Management, LP150,705$717.0K0.01%+108,428+256.5%Added
Jane Street Group, LLC152,083$724.0K0.00%+88,155+137.9%Added
Fernwood Investment Management, LLC158,840$756.0K0.27%+4,000+2.6%Added
Principal Financial Group Inc164,004$781.0K0.00%−55,337−25.2%Reduced
Parametric Portfolio Associates LLC168,098$800.0K0.00%−59,416−26.1%Reduced
Ironwood Investment Management LLC177,561$845.0K0.46%+177,561New
Citigroup Inc184,082$876.0K0.00%−209,933−53.3%Reduced
UBS Asset Management Americas Inc187,126$890.7K0.00%00.0%Unchanged
Birchview Capital, LP190,000$904.0K0.65%00.0%Unchanged
Allspring Global Investments Holdings, LLC191,396$911.0K0.00%−3,577−1.8%Reduced
Hennion & Walsh Asset Management, Inc.196,146$934.0K0.05%+77,427+65.2%Added
Allianz Asset Management GmbH200,135$953.0K0.00%−20,760−9.4%Reduced
New York State Common Retirement Fund207,333$987.0K0.00%+7,813+3.9%Added
Putnam Investments LLC212,982$1.01M0.00%−16,178−7.1%Reduced
Alps Advisors Inc226,649$1.08M0.01%−21,110−8.5%Reduced
Kercheville Advisors, LLC226,602$1.08M0.51%+19,950+9.7%Added
AQR Capital Management LLC240,321$1.14M0.00%+47,763+24.8%Added
Raymond James & Associates241,940$1.15M0.00%−11,932−4.7%Reduced
State of Wisconsin Investment Board245,100$1.17M0.00%−40,800−14.3%Reduced
Algert Global LLC249,597$1.19M0.08%+221,354+783.7%Added
Driehaus Capital Management LLC250,000$1.19M0.01%00.0%Unchanged
Rhumbline Advisers252,088$1.20M0.00%−16,232−6.0%Reduced
Squarepoint Ops LLC256,950$1.22M0.01%+195,742+319.8%Added
California State Teachers Retirement System264,587$1.26M0.00%−13,246−4.8%Reduced
Credit Suisse AG269,250$1.28M0.00%+4,364+1.6%Added
Alliancebernstein L.P.288,664$1.37M0.00%+800+0.3%Added
Fisher Asset Management, LLC380,484$1.81M0.00%+144,503+61.2%Added
Susquehanna International Group, LLP395,685$1.88M0.00%−65,621−14.2%Reduced
Point72 Asset Management, L.P.432,678$2.06M0.01%+432,678New
CM Management, LLC450,000$2.14M1.80%+75,000+20.0%Added
Swiss National Bank479,100$2.28M0.00%+33,800+7.6%Added
Bridger Management, LLC502,000$2.39M0.39%+502,000New
Blair William & Co538,410$2.56M0.01%+2,925+0.5%Added
Tudor Investment Corp Et Al574,669$2.73M0.07%+32,361+6.0%Added
UBS Group AG578,502$2.75M0.00%+276,405+91.5%Added
Silverarc Capital Management, LLC645,000$3.07M1.67%−869,411−57.4%Reduced
Goldman Sachs Group Inc679,982$3.24M0.00%−331,505−32.8%Reduced
Citadel Advisors LLC737,668$3.51M0.00%−397,483−35.0%Reduced
Primecap Management Co756,827$3.60M0.00%−4,900−0.6%Reduced
Bank of New York Mellon Corp798,902$3.80M0.00%+52,243+7.0%Added
Wells Fargo & Company820,858$3.91M0.00%−6,081−0.7%Reduced
Segall Bryant & Hamill, LLC844,163$4.02M0.04%+844,163New
Rafferty Asset Management, LLC852,884$4.06M0.02%+439,850+106.5%Added
Sectoral Asset Management Inc878,844$4.18M0.74%+878,844New
Altium Capital Management LP920,000$4.38M1.53%+920,000New
Eventide Asset Management, LLC1,000,000$4.76M0.07%00.0%Unchanged
Panagora Asset Management Inc1,173,855$5.59M0.03%+39,385+3.5%Added
Janus Henderson Group PLC1,238,327$5.89M0.00%+814,464+192.2%Added
D. E. Shaw & Co., Inc.1,251,677$5.96M0.01%−606,029−32.6%Reduced
HealthCor Management, L.P.1,310,340$6.24M0.43%00.0%Unchanged
QVT Financial LP1,375,900$6.55M0.29%00.0%Unchanged
Pinnacle Associates Ltd1,404,668$6.69M0.12%+218,610+18.4%Added
Rhenman & Partners Asset Management AB1,425,000$6.78M0.67%−75,000−5.0%Reduced
Sofinnova Investments, Inc.1,428,169$6.80M0.57%−321,713−18.4%Reduced
Bank of America Corp1,460,432$6.95M0.00%+376,567+34.7%Added
Renaissance Technologies LLC1,462,340$6.96M0.01%+244,953+20.1%Added
Tang Capital Management LLC1,500,000$7.14M1.45%00.0%Unchanged
Charles Schwab Investment Management Inc1,500,219$7.14M0.00%+78,296+5.5%Added
Lynx1 Capital Management LP1,543,259$7.35M6.82%−586,272−27.5%Reduced
Norges Bank1,934,900$9.21M0.00%00.0%Unchanged
Granahan Investment Management Inc1,957,719$9.32M0.23%+691,029+54.6%Added
Nuveen Asset Management, LLC2,190,057$9.42M0.00%+1,415,091+182.6%Added
Two Sigma Investments, LP2,085,832$9.93M0.03%−474,942−18.5%Reduced
Northern Trust Corp2,198,238$10.5M0.00%+68,730+3.2%Added