Why Abandoning the 'Sell in May' Strategy Makes Financial Sense in 2026
New York, Sunday, 3 May 2026.
Strong corporate earnings and easing geopolitical tensions in May 2026 suggest staying invested. Historically, buy-and-hold strategies yielded a massive 29,179% return since 1976, vastly outperforming seasonal selling.
The Flaws in Seasonal Trading Patterns
The traditional “sell in May and go away” strategy dictates that investors should liquidate their equity positions during the summer months and re-enter the market in November [2]. Historically, this period has indeed represented the weakest stretch for equities. Data compiled by LPL Financial indicates that from 1950 through the early 2020s, the S&P 500 Index averaged a modest 2.1% gain between May and October [2]. Similarly, CFRA Research notes that since 1945, the long-term performance for this six-month window stands at just 2% [1]. However, recent market cycles have fundamentally altered this dynamic. Over the past 12 years, the average May-to-October gain has accelerated to 5.1% [2]. The shift is even more pronounced when looking at the last decade, where CFRA reports an average summer return of 7%, punctuated by a substantial 22.1% surge in the previous year [1].
Macroeconomic Resilience and Corporate Momentum
The specific macroeconomic environment in May 2026 further diminishes the appeal of seasonal market exits [1][2]. Earlier in the year, the broader stock market experienced a sharp selloff driven by global oil supply disruptions, yet the S&P 500 managed to recover from a near-10% decline in just 11 trading sessions [1]. By April 2026, both the S&P 500 and the Nasdaq Composite indices had recorded their strongest monthly performances since 2020 [2]. This robust recovery is largely attributed to easing anxieties regarding the ongoing U.S.-Iran conflict, with rising stock prices directly reflecting renewed investor confidence in a potential peace agreement [1][2].
Navigating Midterm Volatility and Leadership Shifts
Despite the compelling data against seasonal selling, analysts caution that the market is not entirely devoid of risks. Historical data from CFRA Research highlights that in five of the last ten midterm election years, the S&P 500 actually declined between May and October, posting an average loss of approximately 1.5% [1]. Furthermore, institutional investors are closely monitoring potential shifts in monetary policy leadership, as reports indicate Kevin Warsh is expected to replace Jerome Powell as the Chair of the Federal Reserve [1] [alert! ‘The exact timeline and formal confirmation status of this Federal Reserve leadership transition remain unverified in current reporting’]. As CFRA’s chief investment strategist noted on May 1, 2026, there remains a considerable amount of macroeconomic uncertainty for markets to digest [1].