There’s a silver lining when the most popular technology stocks stumble: many large-cap mutual funds beat the market.
Those funds have fared better than the S&P 500 on most days when one or more of the FANG stocks--the collective name for Facebook Inc., Amazon.com Inc., Netflix Inc. and Google parent Alphabet Inc.--has declined by 5% or more, according to a Goldman Sachs analysis.
That’s...