When is COST's next ex-dividend date?

The predicted next ex-dividend date for Costco Wholesale Corp /New is February 2, 2027, with high confidence (±3 days). This is an estimate from the historical pattern, not a confirmed date.

How often does COST pay a dividend?

Costco Wholesale Corp /New has historically paid semi-annually.

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When is Costco Wholesale Corp /New (COST) next ex-dividend date?

Tuesday, February 2, 2027

Predicted next ex-dividend date · high confidence · ±3 days (likely Jan 30–Feb 5)

Costco Wholesale Corp /New pays dividends semi-annually. Based on its historical ex-dividend pattern, the next ex-date is predicted to be February 2, 2027 — 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.

Upcoming predicted ex-dividend dates

Predicted ex-date	Confidence	Uncertainty	Likely range
Tue, Feb 2, 2027	high	±3d	Jan 30 – Feb 5
Mon, May 3, 2027	high	±3d	Apr 28 – May 4

Recent ex-dividend history

Ex-date	Amount
May 1, 2026	$1.4700
Jan 30, 2026	$1.3000
Oct 31, 2025	$1.3000
Aug 1, 2025	$1.3000
May 2, 2025	$1.3000
Feb 7, 2025	$1.1600
Nov 1, 2024	$1.1600
Jul 26, 2024	$1.1600
Apr 25, 2024	$1.1600
Feb 1, 2024	$1.0200
Dec 27, 2023	$15.0000
Nov 2, 2023	$1.0200

Historical amounts are as reported and split-adjusted; shown for pattern context, not as a yield.

Frequently asked questions

When is COST's next ex-dividend date?: The predicted next ex-dividend date for Costco Wholesale Corp /New is February 2, 2027, with high confidence (±3 days). This is an estimate from the historical pattern, not a confirmed date.
How often does COST pay a dividend?: Costco Wholesale Corp /New has historically paid semi-annually.
How is this prediction made?: By clustering COST'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.