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Newtyn Management, LLC
> MACK
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | MERRIMACK PHARMACEUTICALS INC | MACK | 1,873,694 | 105,300 | 23,046,436,000 | 2,780,641,000 | $12,300.00 |
| 12/31/2022 | MERRIMACK PHARMACEUTICALS INC | MACK | 1,768,394 | 1,300 | 20,265,795,000 | 20,259,168,000 | $11,460.00 |
| 09/30/2022 | MERRIMACK PHARMACEUTICALS INC | MACK | 1,767,094 | 9,089 | 6,627,000 | -3,833,000 | $3.75 |
| 06/30/2022 | MERRIMACK PHARMACEUTICALS INC | MACK | 1,758,005 | 44,393 | 10,460,000 | -370,000 | $5.95 |
| 03/31/2022 | MERRIMACK PHARMACEUTICALS INC | MACK | 1,713,612 | 164,729 | 10,830,000 | 4,774,000 | $6.32 |
| 12/31/2021 | MERRIMACK PHARMACEUTICALS INC | MACK | 1,548,883 | 0 | 6,056,000 | -1,425,000 | $3.91 |
| 09/30/2021 | MERRIMACK PHARMACEUTICALS INC | MACK | 1,548,883 | 0 | 7,481,000 | -2,385,000 | $4.83 |
| 06/30/2021 | MERRIMACK PHARMACEUTICALS INC | MACK | 1,548,883 | 0 | 9,866,000 | -806,000 | $6.37 |
| 12/31/2020 | MERRIMACK PHARMACEUTICALS INC | MACK | 1,548,883 | 252,447 | 10,672,000 | 5,486,000 | $6.89 |
| 09/30/2020 | MERRIMACK PHARMACEUTICALS INC | MACK | 1,296,436 | 96,830 | 5,186,000 | 1,191,000 | $4.00 |
| 06/30/2020 | MERRIMACK PHARMACEUTICALS INC | MACK | 1,199,606 | 26,440 | 3,995,000 | 1,473,000 | $3.33 |
| 03/31/2020 | MERRIMACK PHARMACEUTICALS INC | MACK | 1,173,166 | 0 | 2,522,000 | -1,173,000 | $2.15 |
| 12/31/2019 | MERRIMACK PHARMACEUTICALS INC | MACK | 1,173,166 | 0 | 3,695,000 | -1,573,000 | $3.15 |
| 09/30/2019 | MERRIMACK PHARMACEUTICALS INC | MACK | 1,173,166 | -38,978 | 5,268,000 | -2,065,000 | $4.49 |
| 06/30/2019 | MERRIMACK PHARMACEUTICALS INC | MACK | 1,212,144 | 67,561 | 7,333,000 | -622,000 | $6.05 |
| 05/03/2019 | MERRIMACK PHARMACEUTICALS INC | MACK | 1,191,386 | 302,766 | 7,029,177 | 3,599,177 | $5.90 |
| 03/31/2019 | MERRIMACK PHARMACEUTICALS INC | MACK | 1,144,583 | 255,963 | 7,955,000 | 4,525,000 | $6.95 |
| 12/31/2018 | MERRIMACK PHARMACEUTICALS INC | MACK | 888,620 | 213,620 | 3,430,073 | -167,927 | $3.86 |
| 09/30/2018 | MERRIMACK PHARMACEUTICALS INC | MACK | 675,000 | 41,703 | 3,598,000 | 489,000 | $5.33 |
| 06/30/2018 | MERRIMACK PHARMACEUTICALS INC | MACK | 633,297 | 492,440 | 3,109,000 | 1,975,000 | $4.91 |
| 03/31/2018 | MERRIMACK PHARMACEUTICALS INC | MACK | 140,857 | -221,478 | 1,134,000 | -2,580,000 | $8.05 |
| 12/31/2017 | MERRIMACK PHARMACEUTICALS INC | MACK | 362,335 | -27,665 | 3,714,000 | -1,957,000 | $10.25 |
| 09/30/2017 | MERRIMACK PHARMACEUTICALS INC | MACK | 390,000 | 390,000 | 5,671,000 | 5,671,000 | $14.54 |
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