Wall Street’s current bull market has lasted four years. /iStock Contrary to a widespread current worry among some on Wall Street, bull markets do _not_ die of old age, The occasion for their concern is this bull market’s fourth birthday, which it celebrates this week. Of the 38 bull markets since 1900 in the calendar maintained by Ned Davis Research, 33 never lived as long. The average length of all 38 bull markets is 25 months (just over two years) and their median length is 22 months (less than two years).
That certainly seems to imply that the current bull market is getting long in the tooth. Copyright ©2026 MarketWatch, Inc. All Rights Reserved. 87990cbe856818d5eddac44c7b1cdeb8 Nvidia and AMD shares fall as new AI announcements fail to re-energize investors ‘The house is worth $925,000’: My sister moved in with our mother, 78, and says she deserves the family home.
Why Ciena, Lumentum and other optical stocks were among the market’s biggest losers on Monday Meta is back on the AI leaderboard with its new family of Wonder models Mark Hulbert is a columnist for MarketWatch. His Hulbert Ratings service tracks investment newsletters that pay a flat fee to be audited. Intraday Data provided by FACTSET and subject to terms of use.
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