Why Carnival Corporation Stock Is Underwater Today

Why Carnival Corporation Stock Is Underwater Today

Shares of cruise-line stocks are down again on Tuesday, with Carnival Corporation (NYSE: CCL) sliding 4.6% in 11 a.m. ET trading, and rivals Royal Caribbean (NYSE: RCL) and Norwegian Cruise Line Holdings (NYSE: NCLH) not far behind. As MarketWatch reports today, Moderna CEO Stéphane Bancel is warning that his company's Covid-19 vaccine may suffer "a material drop" in effectiveness at protecting patients from the new omicron variant of the SARS-CoV-2 coronavirus.