The San Francisco Giants are faced with significant tasks to address ahead of the August 1 trade deadline. Despite the Dodgers' dominance and the Diamondbacks' exceptional first half, the Giants remain in the hunt for a playoff spot. To maintain their postseason ambitions, they must pursue substantial upgrades to remain competitive.Giants acquire Marques Johnson from Red SoxJuly 26The San Francisco Giants have acquired Marques Johnson from the Red Sox, in return the Giants will send RHP Mauricio Llovera to the Red Sox.Alex Pavlovic@PavlovicNBCSThe Giants traded Mauricio Llovera to the Red Sox for minor league right-hander Marques Johnson, who will report to Low-A San Jose. They DFA'd Llovera over the weekend and now might see him this weekend when the Red Sox come to town.40632The Giants traded Mauricio Llovera to the Red Sox for minor league right-hander Marques Johnson, who will report to Low-A San Jose. They DFA'd Llovera over the weekend and now might see him this weekend when the Red Sox come to town.July 31 - San Francisco Giants acquire A.J. Pollock and Mark Mathias from Seattle MarinersIn exchange for a player to be named later, the Giants have acquired A.J. Pollock and prospect Mark Mathias from the Mariners. Pollock is having a bad season thus far, but Mathias is a promising prospect.Daniel Kramer@DKramer_The Mariners are sending AJ Pollock and Mark Matthias to the Giants, as @JeffPassan noted.The return is a player to be named later, according to a source.20735The Mariners are sending AJ Pollock and Mark Matthias to the Giants, as @JeffPassan noted.The return is a player to be named later, according to a source.