Six Flags, Energizer rise; Tyson Foods, Catalent fall

Stocks that traded heavily or had substantial price changes Monday: Six Flags, Energizer, Mattel, Hasbro, GameStop.

Jimmy Dean and Ball Park Franks, the makers of Jimmy Dean sausages, reported disappointing financial results for the first quarter.

The battery manufacturer beat analyst's first-quarter earnings expectations.

The bank has cut its dividend.

The amusement park operator surpassed analysts' first quarter financial forecasts.

The drug company has delayed publishing its financial results.

The generic drugmaker posted strong earnings in the first quarter.

The rise in crude oil prices has helped energy companies gain ground.