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

Stellantis N.V. (NYSE:STLA) slumped 26.24% this week after the company warned of a full-year net loss.

Gartner, Inc. (NYSE:IT) fell 25.41% this week after the company issued fourth-quarter financial results and issued FY26 guidance. Also, multiple analysts lowered their price forecast on the stock.

PayPal Holdings, Inc. (NASDAQ:PYPL) decreased 22.92% this week after the company reported worse-than-expected fourth-quarter financial results and named Enrique Lore As CEO. Also, multiple analysts lowered their price forecast on the stock.

Reddit, Inc. (NYSE:RDDT) slumped 23.10% this week. Multiple analysts lowered their price forecasts on the stock.

IREN Limited (NASDAQ:IREN) fell 20.14% this week after the company reported worse-than-expected second-quarter financial results.

Thomson Reuters Corp (NASDAQ:TRI) decreased 20.51% this week after multiple analysts lowered their price targets following the company’s fourth-quarter results.

Atlassian Corporation (NASDAQ:TEAM) fell 19.64% this week after the company reported its second-quarter financial results. Also, multiple firms lowered their respective price targets on the stock.

Novo Nordisk (NYSE:NVO) decreased 17.75% this week after the company reported fourth-quarter financial results. The company expects FY26 adjusted sales guidance to decline.  Hims & Hers Health Inc(NYSE:HIMS) announced an expansion of its weight loss specialty by enabling providers to prescribe a Compounded Semaglutide Pill with the same active ingredient as Novo Nordisk’s Wegovy.

IQVIA Holdings, Inc. (NYSE:IQV) fell 18.63% this week. The company reported fourth-quarter financial results and issued FY26 EPS guidance below estimates.

Boston Scientific Corporation (NYSE:BSX) slumped 18.61% this week after the company reported quarterly results. Also, multiple analysts lowered their price forecasts on the stock.