As of 2025-10-19, 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 | 6.9x - 11.1x | 7.8x |
| Forward P/E multiples | 9.1x - 13.3x | 10.7x |
| Fair Price | (10.79) - (12.37) | (10.91) |
| Upside | -584.0% - -654.8% | -589.0% |
| Date | EV/EBITDA |