A jump in COVID-19 cases dampened investor enthusiasm last week, sending stock prices lower on worries that rising infections could derail the economic recovery.

The Dow Jones Industrial Average slumped 3.31%, while the Standard & Poor’s 500 retreated 2.86%. The Nasdaq Composite Index lost 1.90% for the week. The MSCI EAFE Index, which tracks developed stock markets overseas, declined 1.28%.