As of 2025-09-16, 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 | 6.8x - 10.9x | 7.6x |
| Forward P/E multiples | 10.8x - 17.4x | 13.6x |
| Fair Price | (12.12) - (12.17) | (11.95) |
| Upside | -643.7% - -645.8% | -635.9% |
| Date | EV/EBITDA |