Tech stocks like Broadcom and Intuit powered a strong May rally, defying seasonal trends with double-digit gains.

Tech giants like INTU, APH, AVGO, TWLO and UI surged over 11% in May, powering markets past the "Sell in May" adage with standout gains.

Wall Street’s popular adages are not matching this year. April is historically known for being favorable to investors. But this year, April ended on a disappointing note. For May, the popular ...