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IRONWOOD INVESTMENT MANAGEMENT LLC
> IMGN
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | ImmunoGen, Inc. | IMGN | 194,080 | 327 | 3,662,290,000 | 2,918,278,000 | $18,870.00 |
| 03/31/2023 | ImmunoGen, Inc. | IMGN | 193,753 | -5,080 | 744,012,000 | -242,200,000 | $3,840.00 |
| 12/31/2022 | ImmunoGen, Inc. | IMGN | 198,833 | 21,233 | 986,212,000 | 985,363,000 | $4,960.00 |
| 09/30/2022 | ImmunoGen, Inc. | IMGN | 177,600 | -106 | 849,000 | 49,000 | $4.78 |
| 06/30/2022 | ImmunoGen, Inc. | IMGN | 177,706 | 145 | 800,000 | -45,000 | $4.50 |
| 03/31/2022 | ImmunoGen, Inc. | IMGN | 177,561 | 177,561 | 845,000 | 845,000 | $4.76 |
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