As of 2025-12-16, 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 | 7.9x - 12.0x | 8.4x |
| Forward P/E multiples | 11.4x - 19.8x | 14.4x |
| Fair Price | (12.59) - (13.04) | (12.61) |
| Upside | -664.6% - -684.7% | -665.4% |
| Date | EV/EBITDA |