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 |
|---|---|---|---|---|---|
| Artia Global Partners LP | 543,358 | $10.3M | 3.53% | +543,358 | New |
| Putnam Investments LLC | 557,007 | $10.5M | 0.02% | −594,146−51.6% | Reduced |
| Ensign Peak Advisors, Inc | 586,593 | $11.1M | 0.02% | +586,593 | New |
| Adage Capital Partners GP, L.L.C. | 650,000 | $12.3M | 0.03% | −16,982,815−96.3% | Reduced |
| Man Group plc | 682,227 | $12.9M | 0.04% | – | – |
| American Century Companies Inc | 700,323 | $13.2M | 0.01% | +700,323 | New |
| Fisher Asset Management, LLC | 702,917 | $13.3M | 0.01% | −151,820−17.8% | Reduced |
| Pictet Asset Management SA | 721,075 | $13.6M | 0.02% | +695,266+2,693.9% | Added |
| Rhenman & Partners Asset Management AB | 750,000 | $14.2M | 1.49% | −500,000−40.0% | Reduced |
| Artal Group S.A. | 765,497 | $14.4M | 0.46% | +765,497 | New |
| Two Sigma Investments, LP | 815,537 | $15.4M | 0.04% | −838,865−50.7% | Reduced |
| Emerald Mutual Fund Advisers Trust | 816,994 | $15.4M | 0.84% | +816,994 | New |
| Sofinnova Investments, Inc. | 827,318 | $15.6M | 1.03% | −97,214−10.5% | Reduced |
| Parkman Healthcare Partners LLC | 840,811 | $15.9M | 2.75% | +840,811 | New |
| JPMorgan Chase & Co | 862,422 | $16.3M | 0.00% | −106,311−11.0% | Reduced |
| Jane Street Group, LLC | 879,700 | $16.6M | 0.02% | +863,069+5,189.5% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 909,595 | $17.2M | 0.09% | +514,941+130.5% | Added |
| Lord, Abbett & Co. LLC | 918,995 | $17.3M | 0.06% | +918,995 | New |
| Citadel Advisors LLC | 928,240 | $17.5M | 0.02% | −46,818−4.8% | Reduced |
| Emerald Advisers, LLC | 983,697 | $18.6M | 0.81% | +983,697 | New |
| Principal Financial Group Inc | 987,886 | $18.6M | 0.01% | +931,890+1,664.2% | Added |
| Candriam Luxembourg S.C.A. | 992,582 | $18.7M | 0.14% | −1,396,714−58.5% | Reduced |
| Balyasny Asset Management LLC | 1,032,579 | $19.5M | 0.05% | +929,828+904.9% | Added |
| Invesco Ltd. | 1,035,705 | $19.5M | 0.01% | +853,637+468.9% | Added |
| Bank of New York Mellon Corp | 1,092,993 | $20.6M | 0.00% | +310,960+39.8% | Added |
| Panagora Asset Management Inc | 1,117,969 | $21.1M | 0.12% | −99,173−8.1% | Reduced |
| Driehaus Capital Management LLC | 1,176,130 | $22.2M | 0.28% | +1,176,130 | New |
| Two Sigma Advisers, LP | 1,186,118 | $22.4M | 0.06% | −1,744,500−59.5% | Reduced |
| Dimensional Fund Advisors LP | 1,189,219 | $22.4M | 0.01% | −2,578−0.2% | Reduced |
| Pinnacle Associates Ltd | 1,209,923 | $22.8M | 0.40% | −116,556−8.8% | Reduced |
| Renaissance Technologies LLC | 1,218,040 | $23.0M | 0.03% | +1,138,900+1,439.1% | Added |
| Nicholas Investment Partners, LP | 1,224,127 | $23.1M | 1.58% | +1,224,127 | New |
| Tang Capital Management LLC | 1,300,000 | $24.5M | 3.61% | +25,147+2.0% | Added |
| Eventide Asset Management, LLC | 1,300,000 | $24.5M | 0.41% | +1,300,000 | New |
| Susquehanna International Group, LLP | 1,315,658 | $24.8M | 0.04% | +656,842+99.7% | Added |
| QVT Financial LP | 1,375,900 | $25.9M | 1.52% | 00.0% | Unchanged |
| Silverarc Capital Management, LLC | 1,420,000 | $26.8M | 9.05% | +1,270,000+846.7% | Added |
| Baker Bros. Advisors LP | 1,520,097 | $28.7M | 0.17% | +1,520,097 | New |
| Goldman Sachs Group Inc | 1,611,102 | $30.4M | 0.01% | −602,717−27.2% | Reduced |
| First Manhattan Co | 1,707,500 | $32.2M | 0.12% | +1,700,000+22,666.7% | Added |
| Charles Schwab Investment Management Inc | 1,810,462 | $34.2M | 0.01% | +251,441+16.1% | Added |
| Avidity Partners Management LP | 1,997,800 | $37.7M | 1.32% | +1,997,800 | New |
| Voloridge Investment Management, LLC | 2,030,955 | $38.3M | 0.18% | +2,030,955 | New |
| Price T Rowe Associates Inc | 2,322,261 | $43.8M | 0.01% | +2,208,333+1,938.4% | Added |
| Ra Capital Management, L.P. | 2,329,958 | $44.0M | 0.83% | −19,524,000−89.3% | Reduced |
| Northern Trust Corp | 2,396,046 | $45.2M | 0.01% | +252,225+11.8% | Added |
| Woodline Partners LP | 2,547,639 | $48.1M | 0.57% | +2,547,639 | New |
| Nuveen Asset Management, LLC | 2,642,534 | $49.9M | 0.02% | −550,980−17.3% | Reduced |
| Millennium Management LLC | 2,697,863 | $50.9M | 0.05% | −279,061−9.4% | Reduced |
| Boxer Capital, LLC | 2,961,000 | $55.9M | 2.59% | +2,961,000 | New |
| Hood River Capital Management LLC | 2,983,671 | $56.3M | 1.68% | +2,983,671 | New |
| Deutsche Bank AG | 3,304,727 | $62.4M | 0.03% | +226,883+7.4% | Added |
| Morgan Stanley | 3,338,605 | $63.0M | 0.01% | −3,981,093−54.4% | Reduced |
| Artisan Partners Limited Partnership | 3,725,921 | $70.3M | 0.11% | +544,542+17.1% | Added |
| Maverick Capital LtdSuperinvestorMaverick Capital | 3,786,898 | $71.5M | 1.52% | −4,069,511−51.8% | Reduced |
| Geode Capital Management, LLC | 4,752,550 | $89.7M | 0.01% | +713,154+17.7% | Added |
| FMR LLC | 5,612,742 | $105.9M | 0.01% | +4,413,468+368.0% | Added |
| Fairmount Funds Management LLC | 6,029,592 | $113.8M | 16.04% | +6,029,592 | New |
| D. E. Shaw & Co., Inc. | 6,280,516 | $118.5M | 0.18% | +6,280,516 | New |
| State Street Corp | 7,938,914 | $149.8M | 0.01% | −9,138,044−53.5% | Reduced |
| Point72 Asset Management, L.P. | 8,712,142 | $164.4M | 0.57% | +8,712,142 | New |
| Wellington Management Group LLP | 9,752,899 | $184.0M | 0.03% | −111,886−1.1% | Reduced |
| Janus Henderson Group PLC | 15,499,788 | $292.4M | 0.18% | −950,293−5.8% | Reduced |
| Redmile Group, LLC | 17,730,417 | $334.6M | 12.84% | +9,684,200+120.4% | Added |
| Vanguard Group Inc | 20,899,026 | $394.4M | 0.01% | +5,930,704+39.6% | Added |
| BlackRock Inc. | 20,904,986 | $394.5M | 0.01% | +2,908,657+16.2% | Added |
| Jennison Associates LLC | 0 | $0 | 0.00% | −2,308,596−100.0% | Sold out |
| Lombard Odier Asset Management (Switzerland) SA | 0 | $0 | 0.00% | −790,143−100.0% | Sold out |
| Kennedy Capital Management, Inc. | 0 | $0 | 0.00% | −200,032−100.0% | Sold out |
| Alps Advisors Inc | 0 | $0 | 0.00% | −148,874−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −114,355−100.0% | Sold out |
| Parallax Volatility Advisers, L.P. | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Cornercap Investment Counsel Inc | 0 | $0 | 0.00% | −53,313−100.0% | Sold out |
| Apollon Wealth Management, LLC | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −49,000−100.0% | Sold out |
| Moody National Bank Trust Division | 0 | $0 | 0.00% | −45,860−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −42,516−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −31,268−100.0% | Sold out |
| Chicago Partners Investment Group LLC | 0 | $0 | 0.00% | −25,482−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −20,994−100.0% | Sold out |
| CM Wealth Advisors LLC | 0 | $0 | 0.00% | −18,934−100.0% | Sold out |
| PEAK6 Investments LLC | 0 | $0 | 0.00% | −20,000−100.0% | Sold out |
| Keybank National Association | 0 | $0 | 0.00% | −15,365−100.0% | Sold out |
| Lazard Asset Management LLC | 0 | $0 | 0.00% | −15,232−100.0% | Sold out |
| IFG Advisory, LLC | 0 | $0 | 0.00% | −12,110−100.0% | Sold out |
| Providence Wealth Advisors, LLC | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Barrett & Company, Inc. | 0 | $0 | 0.00% | −6,000−100.0% | Sold out |
| TCI Wealth Advisors, Inc. | 0 | $0 | 0.00% | −1,138−100.0% | Sold out |
| Belpointe Asset Management LLC | 0 | $0 | 0.00% | −871−100.0% | Sold out |
| Dark Forest Capital Management LP | 0 | $0 | 0.00% | −419−100.0% | Sold out |
| Syverson Strege & Co | 0 | $0 | 0.00% | −42−100.0% | Sold out |