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Testing a QQQ Swing Trade Strategy

Steve LeCompte | | Posted in: Calendar Effects, Technical Trading

Guide Calendar Effects Other calendar research

Key Insight

QQQ swing trade (buy Mon/Tue close if (Close-Low)/(High-Low) ≤0.15; sell at close above prior-day high; else T-bills) had breakeven one-way frictions of about 0.25% versus buy-and-hold QQQ CAGR (Mar 1999–Aug 2021; 530 switches; 0.10% assumed).

A subscriber requested review of a swing trade strategy that buys and sells Invesco QQQ Trust (QQQ) according to the following rules:

  • Buy at the close when it is either Monday or Tuesday and QQQ (Close-Low)/(High-Low) is 0.15 or less.
  • Subsequently sell at the close when it is higher than the prior-day high.

To investigate, to simplify portfolio cash management, we assume that there are no overlapping trades (if a position opens on Monday, another position does not open on Tuesday). We further assume that cash earns the 3-month U.S. Treasury bills (T-bill) yield when not in QQQ and that frictions for switching between T-bills and QQQ are 0.10% of trade value. Using daily high, low, close and dividend-adjusted close (to calculate returns) for QQQ and daily T-bill close during March 10, 1999 (QQQ inception) through August 5, 2021, we find that:

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