https://ohlcv.io/tags/qqq/Quant trading research and writingHugoen-auFri, 30 Oct 2026 01:03:13 +1100https://ohlcv.io/posts/same-clock-ticks-for-qqq-and-spy/Fri, 16 Oct 2026 00:00:00 +1100https://ohlcv.io/posts/same-clock-ticks-for-qqq-and-spy/QQQ and SPY jump at 15:50:00 and 15:55:00 just as the index futures do, SPY included, although its own exchange's auction runs to a different timetable. Eight years of Nasdaq trades show where the ETFs match the futures and where they part company: at the close, after the bell, and since April 2026 in what it costs to trade them.