The Sharks earned just their third win all season when trailing after two periods.
Florida trailed by 2-1 after two periods, then scored three goals within 10 1/2 minutes to win the game.
The Islanders are now 3-22-3 when trailing after two periods.
It was only the third game the Devils have won this season when trailing after two periods.
But the Islanders trailed by just a goal after two periods.
The Islanders also were 0-7-0 when trailing after two periods.
And maybe most important of all, the Rangers won for only the second time this season when they have trailed after two periods.
Golden State, trailing 107-73 after three periods and 115-80 with 10 minutes to play, got no closer than 25 down the stretch.
The Devils are 0-7-2 this season when they trail after two periods.
The Islanders won only one of 45 games in which they trailed after two periods.