When is Westlake Corp (WLK) next ex-dividend date?
Friday, August 21, 2026
Predicted next ex-dividend date · high confidence
· ±2 days
(likely Aug 19–Aug 23)
Westlake Corp pays dividends quarterly. Based on its historical ex-dividend pattern, the next ex-date is predicted to be August 21, 2026 — you would need to own the shares before this date to be entitled to the dividend. This is a prediction made ahead of the official announcement.
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Upcoming predicted ex-dividend dates
| Predicted ex-date | Confidence | Uncertainty | Likely range |
|---|---|---|---|
| Fri, Aug 21, 2026 | high | ±2d | Aug 19 – Aug 23 |
| Mon, Nov 23, 2026 | high | ±2d | Nov 21 – Nov 25 |
| Mon, Mar 1, 2027 | high | ±2d | Feb 26 – Mar 2 |
| Fri, May 21, 2027 | high | ±3d | May 18 – May 24 |
Recent ex-dividend history
| Ex-date | Amount |
|---|---|
| May 27, 2026 | $0.5300 |
| Mar 3, 2026 | $0.5300 |
| Nov 25, 2025 | $0.5300 |
| Aug 19, 2025 | $0.5300 |
| May 20, 2025 | $0.5250 |
| Mar 4, 2025 | $0.5250 |
| Nov 26, 2024 | $0.5250 |
| Aug 20, 2024 | $0.5250 |
| May 20, 2024 | $0.5000 |
| Feb 27, 2024 | $0.5000 |
| Nov 20, 2023 | $0.5000 |
| Aug 24, 2023 | $0.5000 |
Historical amounts are as reported and split-adjusted; shown for pattern context, not as a yield.
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Frequently asked questions
- When is WLK's next ex-dividend date?
- The predicted next ex-dividend date for Westlake Corp is August 21, 2026, with high confidence (±2 days). This is an estimate from the historical pattern, not a confirmed date.
- How often does WLK pay a dividend?
- Westlake Corp has historically paid quarterly.
- How is this prediction made?
- By clustering WLK's past ex-dividend dates and projecting the next occurrence of each annual window, then adjusting to the next US trading session. The confidence reflects how consistent the timing has been.
Not investment advice. Dates shown are statistical predictions
computed from each company's historical ex-dividend pattern before any official
announcement — they are estimates, not confirmed dates, and a company can change or cancel a
dividend at any time. Always verify against the company's official announcement before trading.
Data derived from public sources; last built 2026-07-22.