Key Takeaways Shares of Royal Caribbean, Carnival, and Norwegian fell Monday as Hurricane Beryl forces cruises to reroute. Hurricane Beryl, a Category 4 storm, is the strongest-ever Atlantic hurricane in the month of June. Royal Caribbean's chief meteorologist warned of a dangerous hurricane season in a post on social media platform X. Shares of cruise operators fell Monday as a Category 4 hurricane forced ships to reroute in the Atlantic Ocean, a potential early indicator of a dangerous hurricane season th ...