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 2021
Institutional positions in ImmunoGen, Inc. as of Dec 31, 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
- 236
- +21 vs. Q3 2021
- Shares held
- 189.8M
- +13.2M (+7.5%) vs. Q3 2021
- Total value
- $1.41B
- +$405.5M (+40.5%) vs. Q3 2021
- New holders
- 49
- 88 more added
- Sold out
- 28
- 55 more reduced
2 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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.
| 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 2021
Shares, value and share of portfolio for each institution holding ImmunoGen, Inc.; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Ra Capital Management, L.P. | 20,241,458 | $150.2M | 2.65% | +1,824,000+9.9% | Added |
| Vanguard Group Inc | 15,131,752 | $112.3M | 0.00% | +520,129+3.6% | Added |
| BlackRock Inc. | 14,863,304 | $110.3M | 0.00% | −518,571−3.4% | Reduced |
| Wellington Management Group LLP | 13,902,498 | $103.2M | 0.02% | −165,610−1.2% | Reduced |
| FMR LLC | 12,274,823 | $91.1M | 0.01% | +709,936+6.1% | Added |
| Adage Capital Partners GP, L.L.C. | 10,286,193 | $76.3M | 0.14% | +2,536,193+32.7% | Added |
| Redmile Group, LLC | 8,258,345 | $61.3M | 1.39% | 00.0% | Unchanged |
| State Street Corp | 8,068,567 | $59.9M | 0.00% | −997,290−11.0% | Reduced |
| Clearbridge Investments, LLC | 5,886,930 | $43.7M | 0.03% | −88,079−1.5% | Reduced |
| Millennium Management LLC | 5,049,291 | $37.5M | 0.04% | +2,101,770+71.3% | Added |
| Morgan Stanley | 4,207,355 | $31.2M | 0.00% | +443,017+11.8% | Added |
| OrbiMed Advisors LLC | 3,868,786 | $28.7M | 0.37% | −11,029,128−74.0% | Reduced |
| Woodline Partners LP | 3,861,498 | $28.7M | 0.42% | +3,861,498 | New |
| Geode Capital Management, LLC | 3,546,767 | $26.3M | 0.00% | +132,422+3.9% | Added |
| Lombard Odier Asset Management (Switzerland) SA | 3,443,524 | $25.6M | 1.63% | +430,057+14.3% | Added |
| Two Sigma Investments, LP | 2,560,774 | $19.0M | 0.05% | +494,108+23.9% | Added |
| Two Sigma Advisers, LP | 2,160,318 | $16.0M | 0.04% | +12,596+0.6% | Added |
| Northern Trust Corp | 2,129,508 | $15.8M | 0.00% | +21,104+1.0% | Added |
| Lynx1 Capital Management LP | 2,129,531 | $15.8M | 13.79% | +2,129,531 | New |
| Healthcare of Ontario Pension Plan Trust Fund | 2,075,700 | $15.4M | 0.03% | +672,900+48.0% | Added |
| Norges Bank | 1,934,900 | $14.4M | 0.00% | +1,934,900 | New |
| D. E. Shaw & Co., Inc. | 1,857,706 | $13.8M | 0.02% | −228,529−11.0% | Reduced |
| Deutsche Bank AG | 1,841,640 | $13.7M | 0.01% | +6,194+0.3% | Added |
| Sofinnova Investments, Inc. | 1,749,882 | $13.0M | 0.83% | +1,749,882 | New |
| Silverarc Capital Management, LLC | 1,514,411 | $11.2M | 5.04% | +864,492+133.0% | Added |
| Rhenman & Partners Asset Management AB | 1,500,000 | $11.2M | 0.74% | +281,150+23.1% | Added |
| Tang Capital Management LLC | 1,500,000 | $11.1M | 2.24% | +1,500,000 | New |
| Charles Schwab Investment Management Inc | 1,421,923 | $10.6M | 0.00% | +15,921+1.1% | Added |
| QVT Financial LP | 1,375,900 | $10.2M | 0.36% | 00.0% | Unchanged |
| HealthCor Management, L.P. | 1,310,340 | $9.72M | 0.54% | +1,110,340+555.2% | Added |
| Granahan Investment Management Inc | 1,266,690 | $9.40M | 0.19% | +589,072+86.9% | Added |
| Renaissance Technologies LLC | 1,217,387 | $9.03M | 0.01% | +75,547+6.6% | Added |
| Pinnacle Associates Ltd | 1,186,058 | $8.80M | 0.15% | +324,176+37.6% | Added |
| Citadel Advisors LLC | 1,135,151 | $8.42M | 0.01% | +1,135,151 | New |
| Panagora Asset Management Inc | 1,134,470 | $8.42M | 0.04% | −12,724−1.1% | Reduced |
| Bank of America Corp | 1,083,865 | $8.04M | 0.00% | +325,868+43.0% | Added |
| Goldman Sachs Group Inc | 1,011,487 | $7.51M | 0.00% | −289,023−22.2% | Reduced |
| Eventide Asset Management, LLC | 1,000,000 | $7.42M | 0.09% | +1,000,000 | New |
| First Manhattan Co | 959,432 | $7.12M | 0.02% | +951,886+12,614.4% | Added |
| Wells Fargo & Company | 826,939 | $6.14M | 0.00% | −128,643−13.5% | Reduced |
| Primecap Management Co | 761,727 | $5.65M | 0.00% | −27,200−3.4% | Reduced |
| Bank of New York Mellon Corp | 746,659 | $5.54M | 0.00% | −9,825−1.3% | Reduced |
| Bank of Montreal | 652,756 | $4.88M | 0.00% | +652,756 | New |
| Nuveen Asset Management, LLC | 774,966 | $4.75M | 0.00% | −55,057−6.6% | Reduced |
| Tudor Investment Corp Et Al | 542,308 | $4.02M | 0.08% | +58,318+12.0% | Added |
| Blair William & Co | 535,485 | $3.97M | 0.01% | +19,885+3.9% | Added |
| Barclays PLC | 498,324 | $3.70M | 0.00% | +292,628+142.3% | Added |
| Susquehanna International Group, LLP | 461,306 | $3.42M | 0.01% | +200,285+76.7% | Added |
| Cubist Systematic Strategies, LLC | 457,287 | $3.39M | 0.03% | +375,249+457.4% | Added |
| Swiss National Bank | 445,300 | $3.30M | 0.00% | +3,500+0.8% | Added |
| Janus Henderson Group PLC | 423,863 | $3.14M | 0.00% | +404,198+2,055.4% | Added |
| Rafferty Asset Management, LLC | 413,034 | $3.06M | 0.02% | +109,741+36.2% | Added |
| Citigroup Inc | 394,015 | $2.92M | 0.00% | −57,911−12.8% | Reduced |
| CM Management, LLC | 375,000 | $2.78M | 2.10% | 00.0% | Unchanged |
| Alyeska Investment Group, L.P. | 336,436 | $2.50M | 0.03% | +336,436 | New |
| UBS Group AG | 302,097 | $2.24M | 0.00% | +283,972+1,566.7% | Added |
| Alliancebernstein L.P. | 287,864 | $2.14M | 0.00% | −126,607−30.5% | Reduced |
| State of Wisconsin Investment Board | 285,900 | $2.12M | 0.00% | −22,000−7.1% | Reduced |
| California State Teachers Retirement System | 277,833 | $2.06M | 0.00% | +8,918+3.3% | Added |
| Rhumbline Advisers | 268,320 | $1.99M | 0.00% | −3,286−1.2% | Reduced |
| Credit Suisse AG | 264,886 | $1.97M | 0.00% | +13,965+5.6% | Added |
| Raymond James & Associates | 253,872 | $1.88M | 0.00% | −5,395−2.1% | Reduced |
| Integral Health Asset Management, LLC | 250,000 | $1.85M | 0.52% | −50,000−16.7% | Reduced |
| Driehaus Capital Management LLC | 250,000 | $1.85M | 0.02% | +250,000 | New |
| Pura Vida Investments, LLC | 249,283 | $1.85M | 0.19% | −93,765−27.3% | Reduced |
| Alps Advisors Inc | 247,759 | $1.84M | 0.02% | −6,983−2.7% | Reduced |
| Fisher Asset Management, LLC | 235,981 | $1.75M | 0.00% | +151,183+178.3% | Added |
| Putnam Investments LLC | 229,160 | $1.70M | 0.00% | +229,160 | New |
| Parametric Portfolio Associates LLC | 227,514 | $1.69M | 0.00% | +4,358+2.0% | Added |
| Allianz Asset Management GmbH | 220,895 | $1.64M | 0.00% | +159,005+256.9% | Added |
| Principal Financial Group Inc | 219,341 | $1.63M | 0.00% | −29,618−11.9% | Reduced |
| Alpha DNA Investment Management LLC | 217,047 | $1.61M | 1.03% | +217,047 | New |
| Kercheville Advisors, LLC | 206,652 | $1.53M | 0.67% | +16,950+8.9% | Added |
| New York State Common Retirement Fund | 199,520 | $1.48M | 0.00% | +71,084+55.3% | Added |
| Allspring Global Investments Holdings, LLC | 194,973 | $1.45M | 0.00% | +194,973 | New |
| AQR Capital Management LLC | 192,558 | $1.43M | 0.00% | +1,621+0.8% | Added |
| Birchview Capital, LP | 190,000 | $1.41M | 0.91% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 187,126 | $1.39M | 0.00% | +26,993+16.9% | Added |
| Truist Financial Corp | 186,910 | $1.39M | 0.00% | −24,233−11.5% | Reduced |
| Toronto Dominion Bank | 177,221 | $1.31M | 0.00% | +175,883+13,145.2% | Added |
| Altshuler Shaham Ltd | 164,000 | $1.22M | 0.03% | 00.0% | Unchanged |
| Royal Bank of Canada | 156,201 | $1.16M | 0.00% | +16,414+11.7% | Added |
| Fernwood Investment Management, LLC | 154,840 | $1.15M | 0.38% | +3,500+2.3% | Added |
| Campbell & CO Investment Adviser LLC | 145,100 | $1.08M | 0.37% | +145,100 | New |
| Jacobs Levy Equity Management, Inc | 137,574 | $1.02M | 0.01% | +94,150+216.8% | Added |
| Cinctive Capital Management LP | 134,951 | $1.00M | 0.05% | +34,951+35.0% | Added |
| Ergoteles LLC | 128,815 | $956.0K | 0.04% | +86,458+204.1% | Added |
| STRS Ohio | 128,000 | $949.0K | 0.00% | +4,100+3.3% | Added |
| Teachers Retirement System of the State of Kentucky | 123,780 | $918.0K | 0.01% | 00.0% | Unchanged |
| Hennion & Walsh Asset Management, Inc. | 118,719 | $881.0K | 0.04% | +118,719 | New |
| Trexquant Investment LP | 108,979 | $809.0K | 0.05% | +85,947+373.2% | Added |
| Stifel Financial Corp | 106,422 | $791.0K | 0.00% | +18,500+21.0% | Added |
| American International Group, Inc. | 105,116 | $780.0K | 0.00% | −3,145−2.9% | Reduced |
| Manufacturers Life Insurance Company, The | 103,055 | $765.0K | 0.00% | −1,040−1.0% | Reduced |
| Advisor Group Holdings, Inc. | 98,339 | $730.0K | 0.00% | +11,551+13.3% | Added |
| AE Wealth Management LLC | 97,951 | $727.0K | 0.01% | +97,951 | New |
| JPMorgan Chase & Co | 95,461 | $709.0K | 0.00% | +7,191+8.1% | Added |
| Twin Focus Capital Partners, LLC | 94,068 | $698.0K | 0.14% | 00.0% | Unchanged |
| Baxter Bros Inc | 86,800 | $644.0K | 0.09% | −1,500−1.7% | Reduced |
| Invesco Ltd. | 84,022 | $624.0K | 0.00% | −8,219−8.9% | Reduced |