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RA CAPITAL MANAGEMENT, L.P.
> IMGN
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | ImmunoGen, Inc. | IMGN | 2,329,958 | -19,524,000 | 43,966,307,000 | -64,429,325,000 | $18,870.00 |
| 12/31/2022 | ImmunoGen, Inc. | IMGN | 21,853,958 | 112,500 | 108,395,632,000 | 108,291,708,000 | $4,960.00 |
| 09/30/2022 | ImmunoGen, Inc. | IMGN | 21,741,458 | 0 | 103,924,000 | 6,087,000 | $4.78 |
| 06/30/2022 | ImmunoGen, Inc. | IMGN | 21,741,458 | 0 | 97,837,000 | -5,652,000 | $4.50 |
| 03/31/2022 | ImmunoGen, Inc. | IMGN | 21,741,458 | 1,500,000 | 103,489,000 | -46,703,000 | $4.76 |
| 12/31/2021 | ImmunoGen, Inc. | IMGN | 22,162,958 | 3,745,500 | 164,449,148 | 60,022,148 | $7.42 |
| 09/30/2021 | ImmunoGen, Inc. | IMGN | 18,417,458 | 0 | 104,427,000 | -16,944,000 | $5.67 |
| 06/30/2021 | ImmunoGen, Inc. | IMGN | 18,417,458 | 0 | 121,371,000 | -27,810,000 | $6.59 |
| 03/31/2021 | ImmunoGen, Inc. | IMGN | 18,417,458 | 0 | 149,181,000 | 30,388,000 | $8.10 |
| 12/31/2020 | ImmunoGen, Inc. | IMGN | 18,417,458 | 11,376,973 | 118,793,000 | 93,447,000 | $6.45 |
| 09/30/2020 | ImmunoGen, Inc. | IMGN | 7,040,485 | 7,040,485 | 25,346,000 | 25,346,000 | $3.60 |
| 06/30/2020 | ImmunoGen, Inc. | IMGN | 0 | -5,166,303 | 0 | -17,617,000 | |
| 03/31/2020 | ImmunoGen, Inc. | IMGN | 5,166,303 | 5,166,303 | 17,617,000 | 17,617,000 | $3.41 |
| 12/31/2012 | ImmunoGen, Inc. | IMGN | 0 | -94,801 | 0 | -1,383,000 | |
| 09/30/2012 | ImmunoGen, Inc. | IMGN | 94,801 | 94,801 | 1,383,000 | 1,383,000 | $14.59 |
| 09/30/2011 | ImmunoGen, Inc. | IMGN | 0 | -188,100 | 0 | -2,293,000 | |
| 06/30/2011 | ImmunoGen, Inc. | IMGN | 188,100 | 188,100 | 2,293,000 | 2,293,000 | $12.19 |
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