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WATER ISLAND CAPITAL LLC
> PRTK
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | Paratek Pharmaceuticals, Inc. | PRTK | 84,697 | 71,647 | 187,000 | 154,000 | $2.21 |
| 03/31/2023 | Paratek Pharmaceuticals, Inc. | PRTK | 13,050 | -25,010 | 33,000 | -38,000 | $2.53 |
| 12/31/2022 | Paratek Pharmaceuticals, Inc. | PRTK | 38,060 | -11,450 | 71,000 | -56,000 | $1.87 |
| 09/30/2022 | Paratek Pharmaceuticals, Inc. | PRTK | 49,510 | 523 | 127,000 | 32,000 | $2.57 |
| 06/30/2022 | Paratek Pharmaceuticals, Inc. | PRTK | 48,987 | -5,881 | 95,000 | -68,000 | $1.94 |
| 03/31/2022 | Paratek Pharmaceuticals, Inc. | PRTK | 54,868 | -1,104 | 163,000 | -88,000 | $2.97 |
| 12/31/2021 | Paratek Pharmaceuticals, Inc. | PRTK | 55,972 | 12,376 | 251,000 | 39,000 | $4.48 |
| 09/30/2021 | Paratek Pharmaceuticals, Inc. | PRTK | 43,596 | 9,750 | 212,000 | -19,000 | $4.86 |
| 06/30/2021 | Paratek Pharmaceuticals, Inc. | PRTK | 33,846 | 33,846 | 231,000 | 231,000 | $6.83 |
| 03/31/2021 | Paratek Pharmaceuticals, Inc. | PRTK | 0 | -78,859 | 0 | -494,000 | |
| 12/31/2020 | Paratek Pharmaceuticals, Inc. | PRTK | 78,859 | -146,550 | 494,000 | -725,000 | $6.26 |
| 09/30/2020 | Paratek Pharmaceuticals, Inc. | PRTK | 225,409 | -90,644 | 1,219,000 | -431,000 | $5.41 |
| 06/30/2020 | Paratek Pharmaceuticals, Inc. | PRTK | 316,053 | -35,888 | 1,650,000 | 541,000 | $5.22 |
| 03/31/2020 | Paratek Pharmaceuticals, Inc. | PRTK | 351,941 | -66,740 | 1,109,000 | -578,000 | $3.15 |
| 12/31/2019 | Paratek Pharmaceuticals, Inc. | PRTK | 418,681 | -13,043 | 1,687,000 | -178,000 | $4.03 |
| 09/30/2019 | Paratek Pharmaceuticals, Inc. | PRTK | 431,724 | 25,783 | 1,865,000 | 245,000 | $4.32 |
| 06/30/2019 | Paratek Pharmaceuticals, Inc. | PRTK | 405,941 | 39,293 | 1,620,000 | -345,000 | $3.99 |
| 03/31/2019 | Paratek Pharmaceuticals, Inc. | PRTK | 366,648 | 48,130 | 1,965,000 | 331,000 | $5.36 |
| 12/31/2018 | Paratek Pharmaceuticals, Inc. | PRTK | 318,518 | -121,208 | 1,634,000 | -2,631,000 | $5.13 |
| 09/30/2018 | Paratek Pharmaceuticals, Inc. | PRTK | 439,726 | 153,226 | 4,265,000 | 1,343,000 | $9.70 |
| 06/30/2018 | Paratek Pharmaceuticals, Inc. | PRTK | 286,500 | 30,000 | 2,922,000 | -413,000 | $10.20 |
| 03/31/2018 | Paratek Pharmaceuticals, Inc. | PRTK | 256,500 | 75,000 | 3,335,000 | 86,000 | $13.00 |
| 12/31/2017 | Paratek Pharmaceuticals, Inc. | PRTK | 181,500 | 85,000 | 3,249,000 | 827,000 | $17.90 |
| 09/30/2017 | Paratek Pharmaceuticals, Inc. | PRTK | 96,500 | 96,500 | 2,422,000 | 2,422,000 | $25.10 |
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