Norwegian Cruise Line has seen its stocks drop today to their lowest level over the past 52 weeks. At press time, they were trading for $36.86, up slightly from the low of $36.78. The 52-week range is from $36.78 to $64.27.

Norwegian lowered its 2017 earnings guidance on its Aug. 10 conference call.

Trading at $71.04 at press time, Royal Caribbean Cruises has recovered somewhat from its Aug. 2 earnings call when the shares dropped and closed at $67.35 for the day, from closing at $71.86 on Aug. 1. The 52-week range has been from a low of $64.21 to a high of $103.40.

Royal Caribbean Chairman and CEO Richard Fain subsequently bought 29,190 shares at $68.51 on Aug. 3 that sent the shares up, closing at $73.30 on Aug. 4 and $74.48 on Aug. 5, before retreating.

According to SEC filings, Lisa-Lutoff Perlo, president and CEO of Celebrity Cruises, sold 6,790 shares at $74.46 on Aug. 5 and Michael Bayley, president and CEO of Royal Caribbean International, sold 12,183 shares on Aug. 11 at $71.07.

Carnival Corporation has been the steadiest performer for the month, closing at $46.71 on Aug. 1 and trading for $47.29 at press time. The 52-week range is from $40.52 to $55.77.