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 2023
Institutional positions in ImmunoGen, Inc. as of Jun 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
- 266
- +75 vs. Q1 2023
- Shares held
- 224.8M
- +14.9M (+7.1%) vs. Q1 2023
- Total value
- $4.24B
- +$3.43B (+425.8%) vs. Q1 2023
- New holders
- 100
- 67 more added
- Sold out
- 25
- 72 more reduced
Compare with Q1 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, Q2 2023
Shares, value and share of portfolio for each institution holding ImmunoGen, Inc.; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Fred Alger Management, LLC | 38,658 | $729.5K | 0.00% | +38,658 | New |
| US Bancorp | 40,139 | $757.4K | 0.00% | +39,912+17,582.4% | Added |
| Diversified Trust Co | 40,719 | $768.4K | 0.03% | +1,614+4.1% | Added |
| SG Americas Securities, LLC | 40,748 | $769.0K | 0.01% | −5,976−12.8% | Reduced |
| Ameriprise Financial Inc | 41,815 | $789.0K | 0.00% | −245,052−85.4% | Reduced |
| Thompson Siegel & Walmsley LLC | 42,000 | $793.0K | 0.01% | +42,000 | New |
| AXA S.A. | 44,800 | $845.4K | 0.00% | +11,900+36.2% | Added |
| Los Angeles Capital Management LLC | 45,280 | $854.4K | 0.00% | +45,280 | New |
| Erste Asset Management GmbH | 47,000 | $883.1K | 0.02% | 00.0% | Unchanged |
| Zacks Investment Management | 48,218 | $909.9K | 0.01% | +48,218 | New |
| ProShare Advisors LLC | 48,759 | $920.1K | 0.00% | +8,184+20.2% | Added |
| Intrinsic Edge Capital Management LLC | 50,000 | $943.5K | 0.07% | +50,000 | New |
| Advisor Group Holdings, Inc. | 51,202 | $966.2K | 0.00% | −12,448−19.6% | Reduced |
| Natixis Advisors, L.P. | 52,572 | $992.0K | 0.00% | +52,572 | New |
| Franklin Resources Inc | 53,686 | $1.01M | 0.00% | +53,686 | New |
| Allianz Asset Management GmbH | 54,400 | $1.03M | 0.00% | +42,200+345.9% | Added |
| Teacher Retirement System of Texas | 59,334 | $1.12M | 0.01% | −1,870−3.1% | Reduced |
| Quantum Private Wealth, LLC | 59,546 | $1.12M | 0.52% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 293,790 | $1.13M | 0.00% | 00.0% | Unchanged |
| Captrust Financial Advisors | 61,367 | $1.16M | 0.00% | +34,482+128.3% | Added |
| Arizona State Retirement System | 61,430 | $1.16M | 0.01% | +3,863+6.7% | Added |
| Twin Focus Capital Partners, LLC | 63,875 | $1.21M | 0.24% | −30,000−32.0% | Reduced |
| Profund Advisors LLC | 64,715 | $1.22M | 0.07% | −188,111−74.4% | Reduced |
| Teachers Retirement System of the State of Kentucky | 66,878 | $1.26M | 0.01% | −135,075−66.9% | Reduced |
| Jackson Creek Investment Advisors LLC | 67,489 | $1.27M | 0.51% | +67,489 | New |
| State Board of Administration of Florida Retirement System | 68,897 | $1.30M | 0.00% | −1,490−2.1% | Reduced |
| DekaBank Deutsche Girozentrale | 69,900 | $1.31M | 0.00% | 00.0% | Unchanged |
| Harvest Investment Services, LLC | 74,694 | $1.41M | 0.80% | +74,694 | New |
| Squarepoint Ops LLC | 75,376 | $1.42M | 0.01% | +75,376 | New |
| Prelude Capital Management, LLC | 76,382 | $1.44M | 0.12% | +76,382 | New |
| STRS Ohio | 76,600 | $1.45M | 0.01% | −7,800−9.2% | Reduced |
| Trexquant Investment LP | 77,367 | $1.46M | 0.04% | +77,367 | New |
| Ergoteles LLC | 77,537 | $1.46M | 0.07% | +77,537 | New |
| Connective Portfolio Management, LLC | 78,000 | $1.47M | 3.64% | +78,000 | New |
| Bayesian Capital Management, LP | 86,682 | $1.64M | 0.18% | +86,682 | New |
| Castleark Management LLC | 89,460 | $1.69M | 0.08% | +89,460 | New |
| Walleye Trading LLC | 91,866 | $1.73M | 0.09% | +91,866 | New |
| Boothbay Fund Management, LLC | 92,751 | $1.75M | 0.06% | +92,751 | New |
| Group One Trading, L.P. | 95,561 | $1.80M | 0.08% | −123,642−56.4% | Reduced |
| Seven Eight Capital, LP | 96,984 | $1.83M | 0.30% | +96,984 | New |
| TD Asset Management Inc | 97,900 | $1.85M | 0.00% | +97,900 | New |
| Ghost Tree Capital, LLC | 100,000 | $1.89M | 0.68% | −24,977−20.0% | Reduced |
| Walleye Capital LLC | 108,000 | $2.04M | 0.04% | +108,000 | New |
| Capula Management Ltd | 111,320 | $2.10M | 0.25% | +111,320 | New |
| Rock Springs Capital Management LP | 112,620 | $2.13M | 0.05% | +112,620 | New |
| American International Group, Inc. | 116,822 | $2.20M | 0.01% | +13,198+12.7% | Added |
| Victory Capital Management Inc | 121,427 | $2.29M | 0.00% | +96,353+384.3% | Added |
| Mirae Asset Global Investments Co., Ltd. | 122,163 | $2.30M | 0.00% | −23,651−16.2% | Reduced |
| MetLife Investment Management | 127,894 | $2.41M | 0.02% | +17,450+15.8% | Added |
| Fernwood Investment Management, LLC | 128,680 | $2.43M | 0.86% | −17,500−12.0% | Reduced |
| UBS Group AG | 135,931 | $2.57M | 0.00% | −410,171−75.1% | Reduced |
| Alyeska Investment Group, L.P. | 150,000 | $2.83M | 0.02% | +150,000 | New |
| Manufacturers Life Insurance Company, The | 161,699 | $3.05M | 0.00% | +78,310+93.9% | Added |
| ArrowMark Colorado Holdings LLC | 164,492 | $3.10M | 0.03% | +164,492 | New |
| Cubist Systematic Strategies, LLC | 164,774 | $3.11M | 0.03% | +153,339+1,341.0% | Added |
| Norges Bank | 165,000 | $3.11M | 0.00% | +165,000 | New |
| State of New Jersey Common Pension Fund D | 175,647 | $3.31M | 0.01% | +175,647 | New |
| Kercheville Advisors, LLC | 176,040 | $3.32M | 2.01% | −76,512−30.3% | Reduced |
| Velan Capital Investment Management LP | 189,500 | $3.58M | 3.36% | +189,500 | New |
| Birchview Capital, LP | 190,000 | $3.59M | 2.69% | +40,000+26.7% | Added |
| SEI Investments Co | 192,439 | $3.63M | 0.01% | +147,318+326.5% | Added |
| EAM Investors, LLC | 192,519 | $3.63M | 0.67% | +192,519 | New |
| Ironwood Investment Management LLC | 194,080 | $3.66M | 2.11% | +327+0.2% | Added |
| Citigroup Inc | 194,682 | $3.67M | 0.00% | −904,970−82.3% | Reduced |
| Moody Aldrich Partners LLC | 204,856 | $3.87M | 0.75% | +204,856 | New |
| BIT Capital GmbH | 208,455 | $3.93M | 0.46% | +176,325+548.8% | Added |
| Legal & General Group Plc | 212,549 | $4.01M | 0.00% | +120,064+129.8% | Added |
| EAM Global Investors LLC | 218,776 | $4.13M | 1.21% | +218,776 | New |
| State of Wisconsin Investment Board | 218,977 | $4.13M | 0.01% | +35,735+19.5% | Added |
| Wells Fargo & Company | 224,047 | $4.23M | 0.00% | −205,473−47.8% | Reduced |
| Sio Capital Management, LLC | 245,921 | $4.64M | 1.64% | +245,921 | New |
| Blair William & Co | 256,005 | $4.83M | 0.02% | −323,590−55.8% | Reduced |
| Jump Financial, LLC | 257,418 | $4.86M | 0.18% | +235,651+1,082.6% | Added |
| Barclays PLC | 266,542 | $5.03M | 0.00% | −584,193−68.7% | Reduced |
| Prudential Financial Inc | 270,894 | $5.11M | 0.01% | −414,881−60.5% | Reduced |
| Primecap Management Co | 273,100 | $5.15M | 0.00% | −10,000−3.5% | Reduced |
| California State Teachers Retirement System | 273,184 | $5.15M | 0.01% | +18,824+7.4% | Added |
| New York State Common Retirement Fund | 284,389 | $5.37M | 0.01% | +42,678+17.7% | Added |
| Hillsdale Investment Management Inc. | 286,700 | $5.41M | 0.50% | +286,700 | New |
| Segall Bryant & Hamill, LLC | 291,857 | $5.51M | 0.06% | −1,951,889−87.0% | Reduced |
| Tri Locum Partners LP | 297,807 | $5.62M | 2.09% | +297,807 | New |
| Alliancebernstein L.P. | 300,514 | $5.67M | 0.00% | +11,850+4.1% | Added |
| Simplex Trading, LLC | 305,978 | $5.77M | 0.25% | +186,966+157.1% | Added |
| Credit Suisse AG | 317,719 | $6.00M | 0.01% | +32,334+11.3% | Added |
| Bank of Montreal | 321,695 | $6.07M | 0.00% | +192,766+149.5% | Added |
| HRT Financial LP | 322,121 | $6.08M | 0.06% | +322,121 | New |
| Rafferty Asset Management, LLC | 337,286 | $6.36M | 0.04% | −1,030,684−75.3% | Reduced |
| Rhumbline Advisers | 363,947 | $6.87M | 0.01% | +43,445+13.6% | Added |
| Schonfeld Strategic Advisors LLC | 376,969 | $7.11M | 0.06% | +376,969 | New |
| BNP Paribas Arbitrage, SA | 378,491 | $7.14M | 0.01% | −159,211−29.6% | Reduced |
| Bank of America Corp | 414,178 | $7.82M | 0.00% | −1,454,845−77.8% | Reduced |
| Granahan Investment Management Inc | 426,752 | $8.05M | 0.25% | −438,014−50.7% | Reduced |
| Voya Investment Management LLC | 428,190 | $8.08M | 0.01% | −263,011−38.1% | Reduced |
| Sectoral Asset Management Inc | 436,447 | $8.24M | 1.37% | −564,997−56.4% | Reduced |
| Ikarian Capital, LLC | 447,700 | $8.45M | 2.98% | +447,700 | New |
| Bridger Management, LLC | 467,220 | $8.82M | 2.92% | +467,220 | New |
| Swiss National Bank | 476,100 | $8.98M | 0.01% | +47,300+11.0% | Added |
| Altium Capital Management LP | 485,000 | $9.15M | 7.16% | +485,000 | New |
| CM Management, LLC | 500,000 | $9.44M | 9.20% | 00.0% | Unchanged |
| Hennion & Walsh Asset Management, Inc. | 515,279 | $9.72M | 0.58% | +34,542+7.2% | Added |