NEW YORK (AP) — Stocks that moved substantially or traded heavily on Tuesday:
Royal Caribbean Corp., down $4.51 to $67.35
The cruise line operator cut its forecasts for the year as the strong dollar continues to affect its results.
General Motors Co., down $1.37 to $29.93
GM and Ford said their U.S. sales fell in July and investors worried that U.S. auto sales may have peaked.
Delta Air Lines Inc., down $3.09 to $36.39
Airlines fell after Delta said a revenue measurement slipped in July.
CVS Health Corp., up $4.57 to $98.06
The drugstore chain and pharmacy benefits manager raised its 2016 forecasts after it reported its quarterly results.
Discovery Communications Inc., up $1.65 to $26.42
The company behind TLC, Animal Planet and other channels, reported a profit that was larger than analysts expected.
Seagate Technology PLC, down $1.78 to $30.65
The electronic storage company's profit and sales were better than analysts expected.
Mallinckrodt PLC, up $9.54 to $76.91
The drugmaker, which has seen its stock tumble over the last year, rebounded after its second-quarter report.
Pfizer Inc., down 92 cents to $36.39
After the largest U.S. drugmaker posted solid quarterly results, investors wondered if it won't split up its business.