As of 2026-09-30, the Relative Valuation of Westlake Chemical Corp (WLK) is (113.26) USD. This relative valuation is based on P/E multiples. With the latest stock price at 63.39 USD, the upside of Westlake Chemical Corp based on Relative Valuation is -278.7%.
The range of the Relative Valuation is (113.74) - (107.38) USD.
Note: valuation result may not be accurate due to the company's negative earnings.
| Range | Selected | |
| Trailing P/E multiples | 11.8x - 13.8x | 13.0x |
| Forward P/E multiples | 9.5x - 11.1x | 10.5x |
| Fair Price | (113.74) - (107.38) | (113.26) |
| Upside | -279.4% - -269.4% | -278.7% |
| Date | P/E |
| 2026-09-28 | -6.93 |
| 2026-09-25 | -7.02 |
| 2026-09-24 | -6.93 |
| 2026-09-23 | -7.10 |
| 2026-09-22 | -7.14 |
| 2026-09-21 | -7.03 |
| 2026-09-18 | -7.17 |
| 2026-09-17 | -7.32 |
| 2026-09-16 | -7.33 |
| 2026-09-15 | -7.26 |
| 2026-09-14 | -7.15 |
| 2026-09-11 | -7.35 |
| 2026-09-10 | -7.43 |
| 2026-09-09 | -7.45 |
| 2026-09-08 | -7.75 |
| 2026-09-04 | -7.76 |
| 2026-09-03 | -7.74 |
| 2026-09-02 | -7.91 |
| 2026-09-01 | -7.70 |
| 2026-08-31 | -7.79 |
| 2026-08-28 | -7.85 |
| 2026-08-27 | -7.67 |
| 2026-08-26 | -7.74 |
| 2026-08-25 | -7.76 |
| 2026-08-24 | -7.94 |
| 2026-08-21 | -8.19 |
| 2026-08-20 | -8.18 |
| 2026-08-19 | -8.24 |
| 2026-08-18 | -8.04 |
| 2026-08-17 | -8.11 |
| 2026-08-14 | -8.25 |
| 2026-08-13 | -8.32 |
| 2026-08-12 | -8.21 |
| 2026-08-11 | -8.39 |
| 2026-08-10 | -8.20 |
| 2026-08-07 | -8.04 |
| 2026-08-06 | -8.04 |
| 2026-08-05 | -8.17 |
| 2026-08-04 | -8.36 |
| 2026-08-03 | -7.25 |
| 2026-07-31 | -7.31 |
| 2026-07-30 | -7.44 |
| 2026-07-29 | -7.50 |
| 2026-07-28 | -7.49 |
| 2026-07-27 | -7.50 |
| 2026-07-24 | -7.66 |
| 2026-07-23 | -7.80 |
| 2026-07-22 | -7.99 |
| 2026-07-21 | -7.91 |
| 2026-07-20 | -7.98 |