how many times has costco stock split

The closing price for Costco Wholesale (COST) today was $963.47. It was up 0.5% for the day (up 0.8% from previous close).

DATE OPEN HIGH LOW CLOSE VOLUME
September 05 2025 19:30
$962.81
$965.13
$962.30
$963.47
34,600
September 05 2025 18:30
$962.00
$964.08
$961.48
$963.02
6,134
September 05 2025 17:30
$957.84
$961.43
$957.84
$960.05
6,556
September 05 2025 16:30
$958.18
$958.45
$956.25
$957.94
7,540
September 05 2025 15:30
$960.48
$960.48
$957.00
$959.00
15,322
September 05 2025 14:30
$965.26
$966.62
$959.72
$960.12
10,514
September 05 2025 13:30
$958.25
$969.44
$958.25
$968.37
24,298
Daily pricing data for Costco Wholesale dates back to 11/27/1985, and may be incomplete.