Higher U.S. interest rates threaten the so-called FAAMG stocks. I'm referring to Facebook FB, +3.26% , Apple AAPL, +1.18% , Amazon.com AMZN, +1.11% , Microsoft MSFT, +1.01% and Google (Alphabet) GOOGL, +1.00% , whose combined market caps now represent a quarter of the S&P 500's SPX, +0.34% total.
Mark Hulbert: Big Tech stocks are the market's superstars but rising rates could bring them down