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, Q4 2022
Institutional positions in ImmunoGen, Inc. as of Dec 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
- 204
- −17 vs. Q3 2022
- Shares held
- 204.0M
- +7.15M (+3.6%) vs. Q3 2022
- Total value
- $1.01B
- +$69.4M (+7.4%) vs. Q3 2022
- New holders
- 27
- 69 more added
- Sold out
- 44
- 68 more reduced
1 institution that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2022: 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, Q4 2022
Shares, value and share of portfolio for each institution holding ImmunoGen, Inc.; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Simplex Trading, LLC | 61,680 | $305.0K | 0.01% | +17,076+38.3% | Added |
| Allianz Asset Management GmbH | 62,200 | $308.5K | 0.00% | −36,000−36.7% | Reduced |
| Parallax Volatility Advisers, L.P. | 67,153 | $333.1K | 0.01% | +67,153 | New |
| Advisor Group Holdings, Inc. | 67,912 | $336.2K | 0.00% | −10,735−13.6% | Reduced |
| Jane Street Group, LLC | 68,887 | $341.7K | 0.00% | +40,873+145.9% | Added |
| State Board of Administration of Florida Retirement System | 70,387 | $349.1K | 0.00% | −7,100−9.2% | Reduced |
| DekaBank Deutsche Girozentrale | 69,900 | $355.0K | 0.00% | 00.0% | Unchanged |
| E Fund Management Co., Ltd. | 71,705 | $356.0K | 0.03% | +6,577+10.1% | Added |
| Manufacturers Life Insurance Company, The | 83,389 | $413.6K | 0.00% | −446−0.5% | Reduced |
| STRS Ohio | 84,400 | $418.0K | 0.00% | −47,600−36.1% | Reduced |
| Baxter Bros Inc | 85,550 | $424.0K | 0.07% | −1,450−1.7% | Reduced |
| Legal & General Group Plc | 86,191 | $427.5K | 0.00% | +1,236+1.5% | Added |
| Invesco Ltd. | 91,080 | $451.8K | 0.00% | −379−0.4% | Reduced |
| Bank of Montreal | 91,869 | $460.3K | 0.00% | +76,110+483.0% | Added |
| Twin Focus Capital Partners, LLC | 93,875 | $465.6K | 0.10% | −138−0.1% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 94,128 | $466.9K | 0.00% | +78+0.1% | Added |
| American International Group, Inc. | 101,562 | $503.7K | 0.00% | −370−0.4% | Reduced |
| Price T Rowe Associates Inc | 105,050 | $521.0K | 0.00% | +4,227+4.2% | Added |
| Mackenzie Financial Corp | 105,903 | $525.3K | 0.00% | +8,868+9.1% | Added |
| MetLife Investment Management | 110,444 | $547.8K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 113,008 | $560.0K | 0.00% | −4,722−4.0% | Reduced |
| ClariVest Asset Management LLC | 117,000 | $581.0K | 0.03% | −1,800−1.5% | Reduced |
| Wells Fargo & Company | 122,316 | $606.7K | 0.00% | −411,324−77.1% | Reduced |
| Group One Trading, L.P. | 139,058 | $689.7K | 0.02% | +74,158+114.3% | Added |
| Fernwood Investment Management, LLC | 146,180 | $725.1K | 0.30% | −2,660−1.8% | Reduced |
| Alps Advisors Inc | 149,640 | $742.2K | 0.01% | +29,172+24.2% | Added |
| HealthCor Management, L.P. | 150,000 | $744.0K | 0.68% | −1,150,000−88.5% | Reduced |
| Birchview Capital, LP | 150,000 | $744.0K | 0.53% | 00.0% | Unchanged |
| Commonwealth Equity Services, LLC | 169,094 | $838.0K | 0.00% | +2,409+1.4% | Added |
| Teachers Retirement System of the State of Kentucky | 173,255 | $859.0K | 0.01% | +15,570+9.9% | Added |
| State of Wisconsin Investment Board | 192,475 | $954.7K | 0.00% | −12,242−6.0% | Reduced |
| Ironwood Investment Management LLC | 198,833 | $986.2K | 0.65% | +21,233+12.0% | Added |
| Man Group plc | 215,762 | $1.07M | 0.00% | +215,762 | New |
| JPMorgan Chase & Co | 216,467 | $1.07M | 0.00% | +82,963+62.1% | Added |
| New York State Common Retirement Fund | 218,627 | $1.08M | 0.00% | +11,597+5.6% | Added |
| Marshall Wace, LLP | 228,415 | $1.13M | 0.00% | −7,785−3.3% | Reduced |
| Squarepoint Ops LLC | 243,195 | $1.21M | 0.01% | −106,815−30.5% | Reduced |
| UBS Asset Management Americas Inc | 247,079 | $1.23M | 0.00% | +2,477+1.0% | Added |
| Cubist Systematic Strategies, LLC | 257,772 | $1.28M | 0.01% | −102,998−28.5% | Reduced |
| California State Teachers Retirement System | 258,567 | $1.28M | 0.00% | +2,993+1.2% | Added |
| Kercheville Advisors, LLC | 278,627 | $1.38M | 0.95% | +40,325+16.9% | Added |
| Ameriprise Financial Inc | 287,749 | $1.43M | 0.00% | +162,984+130.6% | Added |
| Alliancebernstein L.P. | 288,664 | $1.43M | 0.00% | −35,409−10.9% | Reduced |
| Credit Suisse AG | 290,105 | $1.44M | 0.00% | +12,436+4.5% | Added |
| Rhumbline Advisers | 322,548 | $1.60M | 0.00% | +3,220+1.0% | Added |
| Susquehanna International Group, LLP | 324,636 | $1.61M | 0.00% | −250,003−43.5% | Reduced |
| Blair William & Co | 344,595 | $1.71M | 0.01% | +77,750+29.1% | Added |
| BNP Paribas Arbitrage, SA | 363,564 | $1.80M | 0.00% | +19,324+5.6% | Added |
| Balyasny Asset Management LLC | 386,794 | $1.92M | 0.01% | +386,794 | New |
| Silverarc Capital Management, LLC | 407,269 | $2.02M | 0.70% | −31,426−7.2% | Reduced |
| Hennion & Walsh Asset Management, Inc. | 469,637 | $2.33M | 0.14% | +136,763+41.1% | Added |
| Kennedy Capital Management, Inc. | 477,242 | $2.37M | 0.07% | −417−0.1% | Reduced |
| Swiss National Bank | 479,600 | $2.38M | 0.00% | +8,900+1.9% | Added |
| D. E. Shaw & Co., Inc. | 485,378 | $2.41M | 0.00% | −193,754−28.5% | Reduced |
| CM Management, LLC | 500,000 | $2.48M | 2.96% | 00.0% | Unchanged |
| Citigroup Inc | 602,926 | $2.99M | 0.00% | −301,572−33.3% | Reduced |
| Primecap Management Co | 700,227 | $3.47M | 0.00% | −28,100−3.9% | Reduced |
| Voya Investment Management LLC | 728,183 | $3.61M | 0.00% | −304,318−29.5% | Reduced |
| Barclays PLC | 780,649 | $3.87M | 0.00% | +168,152+27.5% | Added |
| Bank of New York Mellon Corp | 789,306 | $3.91M | 0.00% | −26,766−3.3% | Reduced |
| Sectoral Asset Management Inc | 803,944 | $3.99M | 0.77% | −44,800−5.3% | Reduced |
| Fisher Asset Management, LLC | 852,032 | $4.23M | 0.00% | +267,257+45.7% | Added |
| Millennium Management LLC | 933,720 | $4.63M | 0.01% | −907,117−49.3% | Reduced |
| Lombard Odier Asset Management (Switzerland) SA | 936,501 | $4.65M | 0.37% | 00.0% | Unchanged |
| UBS Group AG | 945,688 | $4.69M | 0.00% | +800,497+551.3% | Added |
| Panagora Asset Management Inc | 1,071,351 | $5.31M | 0.03% | −9,657−0.9% | Reduced |
| Putnam Investments LLC | 1,121,312 | $5.56M | 0.01% | +90,220+8.7% | Added |
| Prudential Financial Inc | 1,132,078 | $5.62M | 0.01% | −29,316−2.5% | Reduced |
| FMR LLC | 1,197,223 | $5.94M | 0.00% | +91,494+8.3% | Added |
| Tang Capital Management LLC | 1,274,853 | $6.32M | 0.92% | −225,147−15.0% | Reduced |
| Nuveen Asset Management, LLC | 1,288,180 | $6.39M | 0.00% | +634,141+97.0% | Added |
| Pinnacle Associates Ltd | 1,333,558 | $6.61M | 0.14% | −15,405−1.1% | Reduced |
| Rafferty Asset Management, LLC | 1,368,213 | $6.79M | 0.06% | +420,762+44.4% | Added |
| QVT Financial LP | 1,375,900 | $6.82M | 0.41% | 00.0% | Unchanged |
| Rhenman & Partners Asset Management AB | 1,500,000 | $7.44M | 0.78% | +400,000+36.4% | Added |
| Charles Schwab Investment Management Inc | 1,561,584 | $7.75M | 0.00% | +36,478+2.4% | Added |
| Bank of America Corp | 1,654,874 | $8.21M | 0.00% | +468,537+39.5% | Added |
| Sofinnova Investments, Inc. | 1,686,154 | $8.36M | 0.51% | +1,183,761+235.6% | Added |
| Two Sigma Investments, LP | 1,977,127 | $9.81M | 0.03% | −447,630−18.5% | Reduced |
| Northern Trust Corp | 2,148,536 | $10.7M | 0.00% | +21,682+1.0% | Added |
| Granahan Investment Management Inc | 2,185,958 | $10.8M | 0.33% | +308,998+16.5% | Added |
| Segall Bryant & Hamill, LLC | 2,274,564 | $11.3M | 0.13% | +1,395,603+158.8% | Added |
| Dimensional Fund Advisors LP | 2,404,056 | $11.9M | 0.00% | −136,795−5.4% | Reduced |
| Goldman Sachs Group Inc | 2,643,269 | $13.1M | 0.00% | +1,578,901+148.3% | Added |
| Candriam Luxembourg S.C.A. | 2,689,296 | $13.3M | 0.09% | −165,339−5.8% | Reduced |
| Deutsche Bank AG | 3,037,560 | $15.1M | 0.01% | +31,075+1.0% | Added |
| Janus Henderson Group PLC | 3,147,576 | $15.6M | 0.01% | +1,837,084+140.2% | Added |
| Two Sigma Advisers, LP | 3,279,118 | $16.3M | 0.05% | +266,700+8.9% | Added |
| Braidwell LP | 3,474,497 | $17.2M | 0.58% | +3,474,497 | New |
| Geode Capital Management, LLC | 3,839,090 | $19.0M | 0.00% | +131,812+3.6% | Added |
| Morgan Stanley | 4,255,220 | $21.1M | 0.00% | −488,254−10.3% | Reduced |
| Woodline Partners LP | 5,027,027 | $24.9M | 0.34% | +5,027,027 | New |
| Deerfield Management Company, L.P. (Series C) | 6,358,314 | $31.5M | 0.65% | −7,381,891−53.7% | Reduced |
| Maverick Capital LtdSuperinvestorMaverick Capital | 6,878,943 | $34.1M | 0.83% | +3,325,815+93.6% | Added |
| Redmile Group, LLC | 8,532,817 | $42.3M | 1.73% | −15,328−0.2% | Reduced |
| Jennison Associates LLC | 9,140,359 | $45.3M | 0.05% | +2,942,879+47.5% | Added |
| Wellington Management Group LLP | 9,226,708 | $45.8M | 0.01% | −780,797−7.8% | Reduced |
| Adage Capital Partners GP, L.L.C. | 11,119,000 | $55.2M | 0.13% | +3,219,000+40.7% | Added |
| Vanguard Group Inc | 14,378,435 | $71.3M | 0.00% | −1,246,413−8.0% | Reduced |
| State Street Corp | 17,508,113 | $86.8M | 0.01% | +2,913,240+20.0% | Added |