As of 2026-09-29, the EV/EBITDA ratio of Greenbrook TMS Inc (GTMS.TO) is -8.98. EV/EBITDA ratio is calculated by dividing the enterprise value by the TTM EBITDA. GTMS.TO's latest enterprise value is 178.03 mil CAD. GTMS.TO's TTM EBITDA according to its financial statements is -19.83 mil CAD. Dividing these 2 quantities gives us the above GTMS.TO EV/EBITDA ratio.
Note: valuation result may not be accurate due to the company's negative EBITDA.
| Range | Selected | |
| Trailing P/E multiples | 9.1x - 9.6x | 9.5x |
| Forward P/E multiples | 8.9x - 10.8x | 9.9x |
| Fair Price | (13.64) - (14.03) | (14.16) |
| Upside | -1506.1% - -1546.6% | -1560.1% |
| Date | EV/EBITDA |