As of 2026-09-12, the Relative Valuation of Ionis Pharmaceuticals Inc (IONS) is (90.04) USD. This relative valuation is based on P/E multiples. With the latest stock price at 54.21 USD, the upside of Ionis Pharmaceuticals Inc based on Relative Valuation is -266.1%.
The range of the Relative Valuation is (89.79) - (103.39) USD.
Note: valuation result may not be accurate due to the company's negative earnings.
| Range | Selected | |
| Trailing P/E multiples | 18.7x - 30.4x | 24.5x |
| Forward P/E multiples | 26.4x - 30.4x | 28.4x |
| Fair Price | (89.79) - (103.39) | (90.04) |
| Upside | -265.6% - -290.7% | -266.1% |
| Date | P/E |
| 2026-09-11 | -15.94 |
| 2026-09-10 | -16.36 |
| 2026-09-09 | -16.47 |
| 2026-09-08 | -16.67 |
| 2026-09-04 | -17.08 |
| 2026-09-03 | -17.09 |
| 2026-09-02 | -18.03 |
| 2026-09-01 | -17.61 |
| 2026-08-31 | -17.75 |
| 2026-08-28 | -17.95 |
| 2026-08-27 | -18.36 |
| 2026-08-26 | -18.63 |
| 2026-08-25 | -18.69 |
| 2026-08-24 | -18.24 |
| 2026-08-21 | -17.57 |
| 2026-08-20 | -17.28 |
| 2026-08-19 | -17.88 |
| 2026-08-18 | -17.53 |
| 2026-08-17 | -17.24 |
| 2026-08-14 | -16.83 |
| 2026-08-13 | -16.43 |
| 2026-08-12 | -16.62 |
| 2026-08-11 | -16.30 |
| 2026-08-10 | -16.74 |
| 2026-08-07 | -16.63 |
| 2026-08-06 | -16.02 |
| 2026-08-05 | -15.93 |
| 2026-08-04 | -16.19 |
| 2026-08-03 | -16.02 |
| 2026-07-31 | -15.22 |
| 2026-07-30 | -15.67 |
| 2026-07-29 | -15.89 |
| 2026-07-28 | -16.26 |
| 2026-07-27 | -16.45 |
| 2026-07-24 | -16.63 |
| 2026-07-23 | -16.43 |
| 2026-07-22 | -15.88 |
| 2026-07-21 | -15.70 |
| 2026-07-20 | -15.57 |
| 2026-07-17 | -15.99 |
| 2026-07-16 | -16.07 |
| 2026-07-15 | -16.09 |
| 2026-07-14 | -16.15 |
| 2026-07-13 | -16.69 |
| 2026-07-10 | -17.13 |
| 2026-07-09 | -18.90 |
| 2026-07-08 | -24.83 |
| 2026-07-07 | -25.38 |
| 2026-07-06 | -24.46 |
| 2026-07-02 | -24.05 |