From the Yankees to the Dodgers, the sport's biggest giants are among the clubs that need to take action ahead of the July 31 deadline.

Having moved into first place in the National League East, the New York Mets aren't necessarily looking to make a huge splash before the trade deadline.

The Mariners and Diamondbacks pulled off the first noteworthy trade of the deadline period on Thursday, with Arizona sending first baseman Josh Naylor to Seattle in exchange for two pitching prospects (21-year-old righty Ashton Izzi and 25-year-old lefty Brandyn Garcia).