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 2023
Institutional positions in ImmunoGen, Inc. as of Sep 30, 2023. 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
- 276
- +12 vs. Q2 2023
- Shares held
- 245.8M
- +21.7M (+9.7%) vs. Q2 2023
- Total value
- $3.91B
- −$313.0M (−7.4%) vs. Q2 2023
- New holders
- 46
- 118 more added
- Sold out
- 34
- 72 more reduced
2 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1 | $269 |
| Q1 2026 | 1 | $269 |
| Q4 2025 | 1 | $269 |
| Q3 2025 | 1 | $269 |
| Q2 2025 | 1 | $269 |
| Q1 2025 | 1 | $269 |
| Q4 2024 | 1 | $269 |
| Q3 2024 | 1 | $269 |
| Q2 2024 | 1 | $31 |
| Q1 2024 | 3 | $27.8K |
| Q4 2023 | 327 | $7.54B |
| Q3 2023 | 276 | $3.91B |
| Q2 2023 | 266 | $4.24B |
| Q1 2023 | 191 | $806.0M |
| Q4 2022 | 204 | $1.01B |
| Q3 2022 | 222 | $942.2M |
| Q2 2022 | 216 | $882.4M |
| Q1 2022 | 217 | $925.0M |
| Q4 2021 | 236 | $1.41B |
| Q3 2021 | 217 | $1.00B |
| Q2 2021 | 214 | $1.19B |
| Q1 2021 | 217 | $1.48B |
Institutions, Q3 2023
Shares, value and share of portfolio for each institution holding ImmunoGen, Inc.; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Monashee Investment Management LLC | 40,000 | $634.8K | 0.27% | +40,000 | New |
| Caption Management, LLC | 40,600 | $644.3K | 0.08% | +10,600+35.3% | Added |
| Natixis Advisors, L.P. | 41,854 | $664.0K | 0.00% | −10,718−20.4% | Reduced |
| US Bancorp | 41,967 | $666.0K | 0.00% | +1,828+4.6% | Added |
| Diversified Trust Co | 42,517 | $674.7K | 0.03% | +1,798+4.4% | Added |
| Legato Capital Management LLC | 43,144 | $684.7K | 0.10% | +15,161+54.2% | Added |
| Royal Bank of Canada | 43,341 | $687.0K | 0.00% | +21,450+98.0% | Added |
| Handelsbanken Fonder AB | 44,100 | $700.0K | 0.00% | +9,100+26.0% | Added |
| Allianz Asset Management GmbH | 44,600 | $707.8K | 0.00% | −9,800−18.0% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 44,709 | $709.5K | 0.00% | +7,149+19.0% | Added |
| Los Angeles Capital Management LLC | 46,985 | $745.7K | 0.00% | +1,705+3.8% | Added |
| Erste Asset Management GmbH | 47,000 | $752.0K | 0.01% | 00.0% | Unchanged |
| ProShare Advisors LLC | 47,995 | $761.7K | 0.00% | −764−1.6% | Reduced |
| Skandinaviska Enskilda Banken AB (publ) | 48,515 | $769.0K | 0.01% | +48,515 | New |
| Zacks Investment Management | 54,024 | $857.4K | 0.01% | +5,806+12.0% | Added |
| ClariVest Asset Management LLC | 54,391 | $863.0K | 0.05% | +23,661+77.0% | Added |
| Great West Life Assurance Co | 54,518 | $865.0K | 0.00% | +46,025+541.9% | Added |
| Neo Ivy Capital Management | 55,120 | $875.0K | 0.38% | +31,864+137.0% | Added |
| Quantum Private Wealth, LLC | 59,546 | $945.0K | 0.45% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 60,638 | $962.3K | 0.00% | +9,436+18.4% | Added |
| Teacher Retirement System of Texas | 62,140 | $986.0K | 0.01% | +2,806+4.7% | Added |
| Arizona State Retirement System | 62,272 | $988.3K | 0.01% | +842+1.4% | Added |
| AlphaCentric Advisors LLC | 62,500 | $991.9K | 0.56% | +62,500 | New |
| Twin Focus Capital Partners, LLC | 63,875 | $1.01M | 0.23% | 00.0% | Unchanged |
| Capital Fund Management S.A. | 64,144 | $1.02M | 0.01% | +64,144 | New |
| Envestnet Asset Management Inc | 64,472 | $1.02M | 0.00% | +35,856+125.3% | Added |
| Teachers Retirement System of the State of Kentucky | 66,878 | $1.06M | 0.01% | 00.0% | Unchanged |
| Jackson Creek Investment Advisors LLC | 67,439 | $1.07M | 0.45% | −50−0.1% | Reduced |
| State Board of Administration of Florida Retirement System | 69,187 | $1.10M | 0.00% | +290+0.4% | Added |
| DekaBank Deutsche Girozentrale | 69,900 | $1.11M | 0.00% | 00.0% | Unchanged |
| Natixis | 75,000 | $1.19M | 0.01% | +75,000 | New |
| Putnam Investments LLC | 75,073 | $1.19M | 0.00% | −481,934−86.5% | Reduced |
| Moore Capital Management, LP | 77,916 | $1.24M | 0.03% | +77,916 | New |
| Prudential Financial Inc | 78,648 | $1.25M | 0.00% | −192,246−71.0% | Reduced |
| BI Asset Management Fondsmaeglerselskab A/S | 78,673 | $1.25M | 0.03% | +74,377+1,731.3% | Added |
| DAFNA Capital Management LLC | 83,000 | $1.32M | 0.41% | +83,000 | New |
| Fernwood Investment Management, LLC | 86,280 | $1.37M | 0.49% | −42,400−32.9% | Reduced |
| Boothbay Fund Management, LLC | 86,986 | $1.38M | 0.05% | −5,765−6.2% | Reduced |
| SG Americas Securities, LLC | 88,215 | $1.40M | 0.02% | +47,467+116.5% | Added |
| Castleark Management LLC | 88,490 | $1.40M | 0.07% | −970−1.1% | Reduced |
| Guggenheim Capital LLC | 90,973 | $1.44M | 0.01% | +90,973 | New |
| Captrust Financial Advisors | 96,378 | $1.53M | 0.01% | +35,011+57.1% | Added |
| Profund Advisors LLC | 98,164 | $1.56M | 0.09% | +33,449+51.7% | Added |
| Atom Investors LP | 99,302 | $1.58M | 0.36% | +99,302 | New |
| Prelude Capital Management, LLC | 101,315 | $1.61M | 0.15% | +24,933+32.6% | Added |
| Jump Financial, LLC | 113,128 | $1.80M | 0.07% | −144,290−56.1% | Reduced |
| Gsa Capital Partners LLP | 114,155 | $1.81M | 0.16% | +78,791+222.8% | Added |
| Aquatic Capital Management LLC | 116,000 | $1.84M | 0.08% | +116,000 | New |
| Kercheville Advisors, LLC | 116,577 | $1.85M | 1.17% | −59,463−33.8% | Reduced |
| American International Group, Inc. | 119,625 | $1.90M | 0.01% | +2,803+2.4% | Added |
| Bank of Montreal | 123,520 | $1.95M | 0.00% | −198,175−61.6% | Reduced |
| AQR Capital Management LLC | 125,637 | $1.99M | 0.00% | +99,725+384.9% | Added |
| Franklin Resources Inc | 126,323 | $2.00M | 0.00% | +72,637+135.3% | Added |
| MetLife Investment Management | 127,894 | $2.03M | 0.02% | 00.0% | Unchanged |
| Mirae Asset Global Investments Co., Ltd. | 134,139 | $2.13M | 0.00% | +11,976+9.8% | Added |
| Victory Capital Management Inc | 140,846 | $2.24M | 0.00% | +19,419+16.0% | Added |
| Lighthouse Investment Partners, LLC | 143,049 | $2.27M | 0.13% | +143,049 | New |
| HighVista Strategies LLC | 144,772 | $2.30M | 1.06% | +144,772 | New |
| Bayesian Capital Management, LP | 147,282 | $2.34M | 0.27% | +60,600+69.9% | Added |
| Alyeska Investment Group, L.P. | 150,000 | $2.38M | 0.02% | 00.0% | Unchanged |
| EAM Investors, LLC | 155,429 | $2.47M | 0.48% | −37,090−19.3% | Reduced |
| State of New Jersey Common Pension Fund D | 156,835 | $2.49M | 0.01% | −18,812−10.7% | Reduced |
| Raymond James & Associates | 167,578 | $2.66M | 0.00% | +150,652+890.1% | Added |
| Ironwood Investment Management LLC | 174,646 | $2.77M | 1.69% | −19,434−10.0% | Reduced |
| Ghost Tree Capital, LLC | 175,000 | $2.78M | 1.34% | +75,000+75.0% | Added |
| Algert Global LLC | 180,317 | $2.86M | 0.13% | +180,317 | New |
| Velan Capital Investment Management LP | 189,500 | $3.01M | 2.46% | 00.0% | Unchanged |
| Birchview Capital, LP | 190,000 | $3.02M | 2.56% | 00.0% | Unchanged |
| Zimmer Partners, LP | 192,200 | $3.05M | 0.08% | +192,200 | New |
| SEI Investments Co | 193,702 | $3.07M | 0.01% | +1,263+0.7% | Added |
| Adage Capital Partners GP, L.L.C. | 200,000 | $3.17M | 0.01% | −450,000−69.2% | Reduced |
| Trexquant Investment LP | 200,746 | $3.19M | 0.08% | +123,379+159.5% | Added |
| Simplex Trading, LLC | 210,500 | $3.34M | 0.12% | −95,478−31.2% | Reduced |
| UBS Group AG | 212,180 | $3.37M | 0.00% | +76,249+56.1% | Added |
| BIT Capital GmbH | 212,852 | $3.38M | 0.45% | +4,397+2.1% | Added |
| Legal & General Group Plc | 214,575 | $3.41M | 0.00% | +2,026+1.0% | Added |
| State of Wisconsin Investment Board | 219,902 | $3.49M | 0.01% | +925+0.4% | Added |
| Deutsche Bank AG | 225,066 | $3.57M | 0.00% | −3,079,661−93.2% | Reduced |
| Manufacturers Life Insurance Company, The | 229,618 | $3.64M | 0.00% | +67,919+42.0% | Added |
| Sio Capital Management, LLC | 232,751 | $3.69M | 1.14% | −13,170−5.4% | Reduced |
| BNP Paribas Arbitrage, SA | 236,082 | $3.75M | 0.01% | −142,409−37.6% | Reduced |
| Group One Trading, L.P. | 238,327 | $3.78M | 0.15% | +142,766+149.4% | Added |
| Seven Eight Capital, LP | 238,930 | $3.79M | 0.44% | +141,946+146.4% | Added |
| Wells Fargo & Company | 242,843 | $3.85M | 0.00% | +18,796+8.4% | Added |
| Citigroup Inc | 245,551 | $3.90M | 0.01% | +50,869+26.1% | Added |
| California State Teachers Retirement System | 246,379 | $3.91M | 0.01% | −26,805−9.8% | Reduced |
| Blair William & Co | 254,320 | $4.04M | 0.02% | −1,685−0.7% | Reduced |
| Primecap Management Co | 273,100 | $4.33M | 0.00% | 00.0% | Unchanged |
| TD Asset Management Inc | 282,400 | $4.48M | 0.01% | +184,500+188.5% | Added |
| First Manhattan Co | 283,400 | $4.50M | 0.02% | −1,424,100−83.4% | Reduced |
| Moody Aldrich Partners LLC | 283,950 | $4.51M | 0.85% | +79,094+38.6% | Added |
| Hillsdale Investment Management Inc. | 285,890 | $4.54M | 0.42% | −810−0.3% | Reduced |
| Credit Suisse AG | 293,041 | $4.65M | 0.00% | −24,678−7.8% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 300,000 | $4.76M | 0.02% | +300,000 | New |
| Alliancebernstein L.P. | 300,514 | $4.77M | 0.00% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 306,020 | $4.86M | 0.00% | +12,230+4.2% | Added |
| New York State Common Retirement Fund | 324,926 | $5.16M | 0.01% | +40,537+14.3% | Added |
| Squarepoint Ops LLC | 336,090 | $5.33M | 0.03% | +260,714+345.9% | Added |
| Barclays PLC | 342,727 | $5.44M | 0.00% | +76,185+28.6% | Added |
| Fred Alger Management, LLC | 354,859 | $5.63M | 0.03% | +316,201+817.9% | Added |