These ten large-cap stocks were the worst performers last week. Are they a part of your portfolio?

Zscaler, Inc. (NASDAQ:ZS) fell 20.06% last week after the company reported third-quarter financial results and issued fourth-quarter sales guidance with its midpoint below estimates.

Cerebras Systems Inc. (NASDAQ:CBRS) declined 16.83% last week.

Boston Scientific Corporation (NYSE:BSX) slumped 16.95% last week after multiple analysts lowered their price forecast on the stock.

AutoZone, Inc. (NYSE:AZO) decreased 14.21% last week. The company reported third-quarter financial results. Multiple analysts lowered their price forecast on the stock.