Marty Havlat and Brent Burns scored for the Sharks, who lost in their first home game since Feb. 7. Alex Stalock made 32 saves in his first back-to-back starts of the season.
Matt Nieto returned to the lineup and scored the game-winning goal at 6:20 of the third period and the Sharks defeated the New Jersey Devils 4-2 on Sunday.
Jhonas Enroth made 36 saves as the Buffalo Sabres beat the San Jose Sharks 4-2 on Friday night, a few hours after they traded goalie Ryan Miller and captain Steve Ott.
No team benefitted more from the three week layoff than the San Jose Sharks, who welcomed back Logan Couture and Raffi Torres. Couture missed 16 games after surgery on his hand while Torres missed the first half with a torn ACL.
Joe Pavelski had a hat trick to move into a tie for second in the NHL in goals scored, and Raffi Torres and Logan Couture each tallied twice in their return to the lineup following injuries as the San Jose Sharks defeated the Philadelphia Flyers 7-3 Thursday night in the first game for both teams following the Olympic break.
John McCarthy scored his first goal since 2010 to help the San Jose Sharks head into the Olympic break on a winning note after beating the Columbus Blue Jackets 3-2 Friday night.
Tommy Wingels scored with 3:08 remaining in overtime to lead the San Jose Sharks to their second win in six games, 2-1 over the Dallas Stars on Wednesday night.
The San Jose Sharks have acquired forward Chad Rau from the Minnesota Wild for forward Curt Gogol in a trade of minor leaguers.
Sharks rookie Matt Nieto scored twice in the first period for his first career multigoal game, but that lead was erased in a flash early in the third period when Antti Niemi was sent to the bench as San Jose lost for the fourth time in five games.
The Sharks snapped a 3-game losing streak with a 2-1 victory over the Blackhawks on Saturday night.