when did polygon initial coin offering

The closing price for Coinbase Global (COIN) yesterday was $305.91. It was down 2% for the day (down 4.4% from previous close).

DATE OPEN HIGH LOW CLOSE VOLUME
August 25 2025 19:30
$307.91
$308.52
$305.60
$305.91
54,200
August 25 2025 18:30
$309.70
$309.78
$308.10
$308.25
9,482
August 25 2025 17:30
$310.46
$310.46
$308.00
$309.32
26,142
August 25 2025 16:30
$310.56
$312.22
$309.31
$309.31
20,898
August 25 2025 15:30
$314.29
$314.70
$310.00
$311.26
46,472
August 25 2025 14:30
$312.79
$315.53
$312.65
$314.43
46,596
August 25 2025 13:30
$312.25
$314.27
$305.21
$312.12
99,914
Daily pricing data for Coinbase Global dates back to 4/14/2021, and may be incomplete.