Shares of several cruise line stocks including Carnival Corporation & plc (NYSE:CCL), Royal Caribbean Cruises Ltd. (NYSE:RCL) and Norwegian Cruise Line Holdings Ltd. (NYSE:NCLH) are trading higher after Pfizer Inc. (NYSE:PFE) and BioNTech SE (NASDAQ:BNTX) announced effectiveness of three doses of their vaccine against the omicron variant.
The companies said preliminary laboratory studies demonstrated that three doses of the pfizer-biontech covid-19 vaccine neutralize the omicron variant, while two doses show significantly reduced neutralization titers.
Carnival Corporation & plc operates as a leisure travel company. Its ships visit approximately 700 ports. The stock was trading about 5.5% higher at $19.52 per share on Wednesday at the time of publication.
Royal Caribbean Cruises Ltd. operates as a cruise company worldwide. The stock was trading about 5.2% higher at $75.39 per share.
Norwegian Cruise Line Holdings Ltd., together with its subsidiaries, operates as a cruise company in the North America, Europe, the Asia-Pacific, and internationally. The stock was trading about 8% higher at $21.73 per share.
