BHP Group Ltd (ASX: BHP) shares will trade ex-dividend tomorrow.
That means time is running out for ASX investors who want to bank the mining giant's supersized final dividend.
In order to be entitled to receive a dividend, you must own the ASX share before its ex-dividend date.
So, if you want to receive BHP's FY26 final dividend, you'll need to buy the ASX 200 mining share today.
BHP shares are among 37 stocks going ex-dividend this week.

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How much is the BHP dividend?
BHP declared a final dividend of 99 US cents for FY26, which is equivalent to A$1.38 on today's exchange rate.
The FY26 final BHP dividend is 65% higher than the FY25 final dividend of 91.9 AU cents.
This is the richest final dividend for BHP shares in four years, and equates to a 72% payout ratio.
The full-year dividend totals US$1.72 per BHP share.
That's a 56% increase, and the largest full-year BHP dividend in four years.
In its FY26 report, BHP said:
We have determined a final dividend of US$5.0 bn.
This brings total cash returns to shareholders announced for the year to US$8.7 bn, which is US$1.72 per share fully franked, the highest in four years.
The miner added:
Including the FY26 final dividend determined, we will have returned >US$115 bn to shareholders since the introduction of the Capital Allocation Framework in 2016.
The ASX 200 iron ore and copper miner is able to dish out bigger dividends this year due to stronger commodity prices.
BHP is now the world's biggest copper producer, and in FY26 the copper price rose 18%.
The miner is also a major iron ore producer, and the iron ore price rose 7% in FY26.
BHP also produces metallurgical coal, which is used in steelmaking. The coal price rose 39% in FY26.
BHP will pay its FY26 final dividend to shareholders on 23 September.
What did BHP report for FY26?
BHP reported underlying earnings before interest, taxes, depreciation, and amortisation (EBITDA) of US$32.9 billion, up 27% on FY25.
The underlying attributable profit was US$13.2 billion, up 30%.
Net operating cash flow came in at US$21.8 billion, up 17% on FY25.
Net debt as of 30 June was US$8.7 billion.
BHP achieved record iron ore production in FY26, while copper accounted for 54% of group EBITDA.
The BHP share price rose 10% during the August reporting season compared to a 1% bump for the S&P/ASX 200 Index (ASX: XJO).
Last week, the BHP share price hit a new record of $68.77 per share.