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Editor’s Note: Yesterday, TradeSmith CEO Keith Kaplan explained why July 23 marks the end of a historically favorable seasonal window for the S&P 500. His message was simple: History often leaves clues worth paying attention to.
In today’s guest essay, Keith explains why he spends less time trying to predict the future – and more time studying the patterns history has already revealed.
Instead of focusing on interest rates, earnings, or the latest headlines, Keith and his team analyze decades of market data to uncover recurring seasonal patterns. Those patterns power TradeSmith’s Seasonality tool, which helps identify historically favorable buying windows across thousands of stocks.
If you missed his Breakthrough 2026 event, I encourage you to watch the replay. Keith takes a deeper dive into how seasonality works, why he believes it can give investors an edge, and how he applies it in today’s market.






