Shares of cruise operator Royal Caribbean RCL.N were down about 5% at $288.80 in premarket trading.
The company cut its annual revenue forecast, citing a modest booking impact for select itineraries primarily due to prolonged geopolitical activity.
Royal Caribbean now sees annual revenue growing 9%, compared with its previous forecast for a 10% rise.
However, the company raised its annual adjusted EPS forecast to between $17.73 and $17.87, and sees fuel expenses of $1.34 billion versus a previous forecast of $1.35 billion.
Q2 revenue rose 6%, narrowly surpassing estimates, while adjusted EPS beat expectations, according to data compiled by LSEG.
Peers Norwegian Cruise Line NCLH.N and Carnival CCL.N were also down about 2% in premarket trading.
Up to the last close, Royal Caribbean had risen 9.4% year to date, while Norwegian Cruise Line and Carnival were down about 10% and , respectively.