“Long term, it looks like a legit growth story,” Paul Christopher, head of global market strategy for Wells Fargo Investment Institute, told the WSJ.

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However, investors should be aware that tech companies in the S&P 500 have the highest share of overseas revenue of the broad index’s 11 sectors. According to FactSet and BofA Merrill Lynch data, tech companies have a foreign exposure level of about 59%, compared to the broader S&P 500’s one-third exposure from foreign revenue streams and indirect exposure via commodities.

For more information on the tech sector, visit our technology category.