correlation etc qqq

The price for QQQ today is $569.49. It is down 1.2% for the day (down 1.3% from previous close).

DATE OPEN HIGH LOW CLOSE VOLUME
August 19 2025 16:30
$570.83
$571.00
$569.22
$569.49
111,602
August 19 2025 15:30
$571.96
$572.14
$571.37
$571.69
65,542
August 19 2025 14:30
$573.11
$573.84
$570.40
$571.23
200,262
August 19 2025 13:30
$576.39
$576.55
$573.48
$574.61
289,044
Daily pricing data for QQQ dates back to 3/10/1999, and may be incomplete.