As of 2025-05-12, the Relative Valuation of Prothena Corporation PLC (PRTA) is (16.81) USD. This relative valuation is based on P/E multiples. With the latest stock price at 7.43 USD, the upside of Prothena Corporation PLC based on Relative Valuation is -326.3%.
The range of the Relative Valuation is (7.13) - (25.68) USD.
Note: valuation result may not be accurate due to the company's negative earnings.
| Range | Selected | |
| Trailing P/E multiples | 2.9x - 11.3x | 7.1x |
| Forward P/E multiples | 3.1x - 12.3x | 7.7x |
| Fair Price | (7.13) - (25.68) | (16.81) |
| Upside | -196.0% - -445.6% | -326.3% |
| Date | P/E |
| 2025-05-07 | -3.21 |
| 2025-05-06 | -3.23 |
| 2025-05-05 | -3.56 |
| 2025-05-02 | -3.74 |
| 2025-05-01 | -3.84 |
| 2025-04-30 | -4.05 |
| 2025-04-29 | -4.26 |
| 2025-04-28 | -4.25 |
| 2025-04-25 | -4.27 |
| 2025-04-24 | -4.25 |
| 2025-04-23 | -4.22 |
| 2025-04-22 | -4.20 |
| 2025-04-21 | -4.09 |
| 2025-04-17 | -4.05 |
| 2025-04-16 | -4.08 |
| 2025-04-15 | -4.22 |
| 2025-04-14 | -4.37 |
| 2025-04-11 | -4.50 |
| 2025-04-10 | -4.26 |
| 2025-04-09 | -4.52 |
| 2025-04-08 | -4.61 |
| 2025-04-07 | -4.77 |
| 2025-04-04 | -4.78 |
| 2025-04-03 | -4.98 |
| 2025-04-02 | -5.34 |
| 2025-04-01 | -5.17 |
| 2025-03-31 | -5.45 |
| 2025-03-28 | -5.78 |
| 2025-03-27 | -5.73 |
| 2025-03-26 | -5.88 |
| 2025-03-25 | -5.57 |
| 2025-03-24 | -5.87 |
| 2025-03-21 | -5.71 |
| 2025-03-20 | -5.66 |
| 2025-03-19 | -5.67 |
| 2025-03-18 | -5.65 |
| 2025-03-17 | -6.05 |
| 2025-03-14 | -6.05 |
| 2025-03-13 | -6.19 |
| 2025-03-12 | -6.10 |
| 2025-03-11 | -6.05 |
| 2025-03-10 | -6.42 |
| 2025-03-07 | -6.72 |
| 2025-03-06 | -6.66 |
| 2025-03-05 | -6.58 |
| 2025-03-04 | -6.63 |
| 2025-03-03 | -6.31 |
| 2025-02-28 | -6.96 |
| 2025-02-27 | -6.66 |
| 2025-02-26 | -6.40 |