Norwegian Cruise Line Holdings Ltd.'s (NCLH) shares are showing signs of a strong comeback after a rocky six months with a 7.9% decline. In the past month, the stock has moved up 16.7% compared with the industry's 13.3% increase and the S&P 500's 8.7% rise. The company's recent momentum suggests a promising turnaround amid broader market gains. As of Monday, the stock closed at $17.89, below its 52-week high of $21.73 but above its 52-week low of $12.71. In the same timeframe, other industry players have al ...