5 DAY PERFORMANCE
+2.16%
1 MONTH PERFORMANCE
+0.83%
3 MONTH PERFORMANCE
-3.81%
6 MONTH PERFORMANCE
-2.16%
YEAR-TO-DATE PERFORMANCE
+14.42%
1 YEAR PERFORMANCE
+2.84%
Westlake Chemical Partners LP Stock Chart
Share Price History
| Date | Opening Price | Closing Price | High | Low | Volume | Market Capitalization |
|---|---|---|---|---|---|---|
| 09/21/2026 | $21.23 | $21.25 (0.07%) | $21.28 | $21.15 | 20.20 K | $753.19 M |
| 09/18/2026 | $21.33 | $21.22 (-0.52%) | $21.36 | $21.22 | 18.51 K | $755.33 M |
| 09/17/2026 | $21.21 | $21.33 (0.57%) | $21.51 | $21.21 | 21.55 K | $759.24 M |
| 09/16/2026 | $21.30 | $21.28 (-0.09%) | $21.70 | $21.25 | 22.54 K | $757.46 M |
| 09/15/2026 | $21.55 | $21.48 (-0.32%) | $21.63 | $21.36 | 27.22 K | $764.58 M |
| 09/14/2026 | $21.47 | $21.48 (0.05%) | $21.93 | $21.31 | 21.50 K | $764.58 M |
| 09/11/2026 | $21.61 | $21.52 (-0.42%) | $21.72 | $21.42 | 10.70 K | $766.00 M |
| 09/10/2026 | $21.75 | $21.47 (-1.29%) | $21.85 | $21.44 | 33.11 K | $764.22 M |
| 09/09/2026 | $21.84 | $21.67 (-0.78%) | $21.84 | $21.52 | 5.20 K | $771.34 M |
| 09/08/2026 | $21.80 | $21.74 (-0.28%) | $21.90 | $21.68 | 20.93 K | $773.84 M |
| 09/04/2026 | $21.83 | $21.88 (0.23%) | $22.08 | $21.70 | 12.32 K | $778.82 M |
| 09/03/2026 | $21.85 | $21.93 (0.37%) | $22.20 | $21.80 | 48.34 K | $780.60 M |
| 09/02/2026 | $21.74 | $22.11 (1.7%) | $22.30 | $21.74 | 26.20 K | $787.01 M |
| 09/01/2026 | $21.48 | $21.73 (1.16%) | $21.87 | $21.48 | 11.60 K | $773.48 M |
| 08/31/2026 | $21.64 | $21.64 (0%) | $21.78 | $21.50 | 21.40 K | $770.28 M |
| 08/28/2026 | $21.95 | $21.63 (-1.46%) | $21.99 | $21.52 | 29.41 K | $769.92 M |
| 08/27/2026 | $21.78 | $21.73 (-0.23%) | $21.99 | $21.60 | 30.55 K | $773.48 M |
| 08/26/2026 | $21.74 | $21.69 (-0.23%) | $21.86 | $21.48 | 29.02 K | $772.06 M |
| 08/25/2026 | $21.65 | $21.62 (-0.14%) | $21.74 | $21.51 | 15.93 K | $769.56 M |
| 08/24/2026 | $21.57 | $21.48 (-0.42%) | $21.74 | $21.39 | 9.32 K | $764.58 M |
| 08/21/2026 | $21.52 | $21.56 (0.19%) | $21.70 | $21.26 | 28.10 K | $767.43 M |
| 08/20/2026 | $21.56 | $21.53 (-0.14%) | $21.75 | $21.40 | 20.60 K | $766.36 M |
| 08/19/2026 | $21.96 | $21.72 (-1.09%) | $21.96 | $21.60 | 54.10 K | $773.12 M |
| 08/18/2026 | $21.52 | $21.70 (0.84%) | $21.79 | $21.52 | 24.00 K | $772.41 M |
| 08/17/2026 | $21.71 | $21.66 (-0.23%) | $21.88 | $21.42 | 27.80 K | $770.99 M |
| 08/14/2026 | $21.54 | $21.70 (0.74%) | $21.75 | $21.54 | 24.40 K | $772.41 M |
| 08/13/2026 | $21.62 | $21.67 (0.23%) | $21.80 | $21.33 | 27.02 K | $771.34 M |
| 08/12/2026 | $21.55 | $22.06 (2.37%) | $22.10 | $21.52 | 69.90 K | $785.23 M |
| 08/11/2026 | $21.68 | $21.57 (-0.51%) | $21.84 | $21.49 | 22.40 K | $767.78 M |
| 08/10/2026 | $21.79 | $21.68 (-0.5%) | $21.88 | $21.56 | 30.42 K | $771.70 M |
| 08/07/2026 | $21.37 | $21.66 (1.36%) | $21.76 | $21.35 | 32.50 K | $770.99 M |
| 08/06/2026 | $21.26 | $21.35 (0.42%) | $21.95 | $21.26 | 73.10 K | $759.95 M |
| 08/05/2026 | $21.36 | $21.27 (-0.42%) | $21.48 | $21.22 | 47.51 K | $757.11 M |
| 08/04/2026 | $21.43 | $21.30 (-0.61%) | $21.60 | $20.98 | 87.60 K | $758.17 M |
| 08/03/2026 | $21.83 | $21.27 (-2.57%) | $21.87 | $21.27 | 81.95 K | $757.11 M |
| 07/31/2026 | $21.91 | $21.64 (-1.23%) | $21.91 | $21.27 | 50.60 K | $766.55 M |
| 07/30/2026 | $21.80 | $21.73 (-0.32%) | $22.07 | $21.57 | 33.50 K | $769.74 M |
| 07/29/2026 | $22.05 | $21.90 (-0.68%) | $22.20 | $21.81 | 15.00 K | $775.76 M |
| 07/28/2026 | $22.00 | $22.03 (0.14%) | $22.20 | $21.75 | 27.10 K | $780.37 M |
| 07/27/2026 | $22.16 | $21.85 (-1.4%) | $22.24 | $21.72 | 47.83 K | $773.99 M |
| 07/24/2026 | $21.88 | $22.05 (0.78%) | $22.37 | $21.88 | 6.00 K | $781.08 M |
| 07/23/2026 | $21.87 | $22.01 (0.64%) | $22.25 | $21.87 | 27.30 K | $779.66 M |
| 07/22/2026 | $21.92 | $22.04 (0.55%) | $22.26 | $21.92 | 22.53 K | $780.72 M |
| 07/21/2026 | $21.91 | $22.03 (0.55%) | $22.18 | $21.79 | 24.11 K | $780.37 M |
| 07/20/2026 | $22.01 | $22.00 (-0.05%) | $22.20 | $21.84 | 35.90 K | $779.31 M |
| 07/17/2026 | $21.89 | $22.01 (0.55%) | $22.20 | $21.87 | 35.10 K | $779.66 M |
| 07/16/2026 | $21.77 | $21.79 (0.09%) | $22.25 | $21.70 | 107.70 K | $771.87 M |
| 07/15/2026 | $22.24 | $21.90 (-1.53%) | $22.24 | $21.77 | 26.90 K | $775.76 M |
| 07/14/2026 | $22.05 | $22.04 (-0.05%) | $22.31 | $21.75 | 13.43 K | $780.72 M |
| 07/13/2026 | $21.81 | $22.09 (1.28%) | $22.44 | $21.81 | 21.50 K | $782.49 M |
| 07/10/2026 | $22.21 | $21.96 (-1.13%) | $22.52 | $21.86 | 25.50 K | $777.89 M |
| 07/09/2026 | $22.29 | $22.15 (-0.63%) | $22.54 | $21.70 | 47.00 K | $784.62 M |
| 07/08/2026 | $22.38 | $22.29 (-0.4%) | $22.38 | $22.22 | 12.60 K | $789.58 M |
| 07/07/2026 | $22.11 | $22.29 (0.81%) | $22.32 | $22.10 | 12.10 K | $789.58 M |
| 07/06/2026 | $22.19 | $22.10 (-0.41%) | $22.45 | $22.02 | 60.40 K | $782.85 M |
| 07/02/2026 | $22.49 | $22.36 (-0.58%) | $22.52 | $22.26 | 10.53 K | $792.06 M |
| 07/01/2026 | $22.37 | $22.29 (-0.36%) | $22.89 | $22.27 | 18.43 K | $789.58 M |
| 06/30/2026 | $22.52 | $22.26 (-1.15%) | $22.96 | $22.26 | 24.10 K | $788.52 M |
| 06/29/2026 | $22.51 | $22.53 (0.09%) | $22.84 | $22.40 | 28.80 K | $798.08 M |
| 06/26/2026 | $22.41 | $22.66 (1.12%) | $22.93 | $22.41 | 10.50 K | $802.69 M |
| 06/25/2026 | $22.82 | $22.53 (-1.27%) | $22.83 | $22.53 | 11.30 K | $798.08 M |
| 06/24/2026 | $22.63 | $22.65 (0.09%) | $22.89 | $22.63 | 10.01 K | $802.33 M |
| 06/23/2026 | $22.62 | $22.69 (0.31%) | $23.00 | $22.57 | 20.90 K | $803.75 M |
| 06/22/2026 | $22.26 | $22.57 (1.39%) | $22.77 | $22.26 | 39.80 K | $799.50 M |
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