Market Replay

Intraday trading studies

Questions traders ask about the open, gaps and the close, answered with counts from TraderPier's market data. Each one has an example day you can replay.

  1. Does the first 5-minute candle set the high or low of the day?SPY, QQQ, IWM, Apple, Microsoft, Meta, Nvidia

    On SPY, QQQ, IWM, Apple, Microsoft, Meta and Nvidia it did in 42.4% of 6,146 sessions since March 2023. On SPY alone it was 24.9%.

  2. How big is the first 5-minute candle compared with the rest of the day?SPY, QQQ, IWM, Apple, Microsoft, Meta, Nvidia

    On SPY, QQQ, IWM, Apple, Microsoft, Meta and Nvidia since March 2023, the median first 5-minute candle was 4.0 times the size of a midday candle.

  3. How often do stock gaps fill the same day?SPY, QQQ, IWM, Apple, Microsoft, Meta, Nvidia

    Of 2,846 opening gaps of 0.5% or more on SPY, QQQ, IWM, Apple, Microsoft, Meta and Nvidia since March 2023, 41.8% filled the same day.

  4. How often does Nvidia fill its gap?Nvidia

    Of 626 Nvidia opening gaps of 0.5% or more since March 2023, 47.3% traded back to the prior close the same day.

  5. How often does an opening range breakout hold?SPY, QQQ, IWM, Apple, Microsoft, Meta, Nvidia

    Of 3,903 breaks above the first 30-minute high on SPY, QQQ, IWM, Apple, Microsoft, Meta and Nvidia since March 2023, 54.0% closed the day above it.

  6. How often does QQQ fill its gap?QQQ

    Of 363 QQQ opening gaps of 0.5% or more since March 2023, 34.4% traded back to the prior close the same day.

  7. How often does SPY fill its gap?SPY

    Of 231 SPY opening gaps of 0.5% or more since March 2023, 26.4% traded back to the prior close the same day.

  8. What time of day do stocks make their high and low?SPY, QQQ, IWM, Apple, Microsoft, Meta, Nvidia

    On SPY, QQQ, IWM, Apple, Microsoft, Meta and Nvidia since March 2023, 56.1% of up days made their low in the first half hour after the open.

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