As of 2025-12-20, the EV/EBITDA ratio of Paratek Pharmaceuticals Inc (PRTK) is -7.74. EV/EBITDA ratio is calculated by dividing the enterprise value by the TTM EBITDA. PRTK's latest enterprise value is 343.47 mil USD. PRTK's TTM EBITDA according to its financial statements is -44.39 mil USD. Dividing these 2 quantities gives us the above PRTK EV/EBITDA ratio.
Note: valuation result may not be accurate due to the company's negative EBITDA.
| Range | Selected | |
| Trailing P/E multiples | 7.8x - 11.8x | 8.3x |
| Forward P/E multiples | 11.4x - 19.2x | 14.1x |
| Fair Price | (12.62) - (12.88) | (12.43) |
| Upside | -665.9% - -677.7% | -657.6% |
| Date | EV/EBITDA |