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  • Twenty Years Of Financial Engineering December 31, 2019

    Investors should thank the Federal Reserve for twenty years of successful financial engineering. Someone posted in Twitter S&P 500 total returns by decade and claimed that this decade was not out of the ordinary with about 256% gain as compared to ...

  • Performance of Twelve Trend-following and Mean-Reversion Strategies in 2019 December 28, 2019

    In this article we review 2019 performance results for 12 trend-following and mean reversion strategies applied to SPY. Eight trend-following strategies are listed below. Rules Timeframe Name Long: SMA(50) > SMA(200) Exit: SMA(50) < SMA(200) Daily 50D200L Long : SMA(50) > SMA(200) Short: SMA(50) < SMA(200) Daily 50D200LS Long: C > SMA(200) Exit:  C < SMA(200) Dally 1D200L Long: ...

  • Being Humble is a Virtue December 22, 2019

    Financial blogosphere and media are crowded with people who have not traded through a major bear market but still think they know everything about the markets. Being humble is a virtue. Financial blogosphere and media are crowded with neophytes that started ...

  • The Year of Cognitive Dissonance December 17, 2019

    This year investors and traders had to constantly listen to conflicting views about the market with scores of fundamental analysts predicting a crash while markets were advancing. There are solutions for avoiding cognitive dissonance. The arguments of fundamental analysts were logical ...

  • Charts of Stock Market Strength December 16, 2019

    Stock market strength is the highest in at least the last 26 years and the charts below show why. The daily SPY chart since inception of the ETF includes an indicator at the bottom that is the count of up gaps ...

  • PSI5 Mean-Reversion Strategy Performance in Weekly SPY ETF December 10, 2019

    The PSI5 mean-reversion strategy has outperformed on rick-adjusted basis the buy and hold total return performance of SPY since inception. The PSI5 mean-reversion strategy is not data-mined but based on a formula from a text in probability theory. The logic of ...

  • Volume May Still Have Some Significance November 26, 2019

    Traders in social media posts have recently claimed that volume has lost its significance and is becoming irrelevant as a technical indicator. Some of these claims may be valid for some markets and strategies but not in general. In algo-dominated markets ...

  • Momentum or Trend-following? Removing the Bias November 20, 2019

    We remove data-mining bias, increase samples and compare the performance of momentum and trend-following. Read the article with a Trend-Following subscription. 

  • Survivorship Bias In Backtests of Momentum Rotational Trading Strategies November 17, 2019

    Survivorship bias increases as a function of the number of constituents in an index and length of backtest. Backtests of momentum rotational trading strategies using indexes with hundreds or thousands of stocks may generate misleading results even if they account ...

  • Mean-Reversion Strategy For Futures November 7, 2019

    The strategy trades four futures contracts in short-term mean-reversion mode based on a formula from a probability theory textbook. The strategy trades long-only ES (E-mini S&P 500), ZN (10-Year U.S. T-Note), FESX (EURO STOXX 50) and FGBL (Euro-Bund) futures contracts using ...