According to MarketWatch, the brokerage cited solid leisure travel trends for the rating change.
In reporting fourth quarter earnings on Tuesday, NCLH management gave a positive outlook for 2016 and said the company is already 30% more booked for 2017, at higher prices, than last year at this time.
'We would not be experiencing this level [of bookings] if consumer confidence were not strong,' NCLH president and ceo Frank Del Rio said.
NCLH opened at $46.69 on Wednesday.