The S&P 500 energy sector fell 1%, and the stock prices of multiple oil companies fell

The S&P 500 energy sector opened down 1%, and the decline in international oil prices led to lower stock prices of oil companies. Chevron (CVX. N) fell 1.8%, ExxonMobil (XOM. N) fell more than 2%, and ConocoPhillips (COP. N) fell 2.5%.