Mark Melancon kept the Giants off the board in the ninth inning, grabbing his 14th save as the Pirates won 4-3 on Monday.
Neil Walker's two-run double broke a tie and proved to be the deciding factor in Monday's victory against the Giants.
Gerrit Cole allowed only a pair of unearned runs over seven innings to pick up his eighth win of the season against the Giants on Monday.
Francisco Cervelli is not in the Pirates' lineup Monday.
Gregory Polanco belted his third home run of the season on Sunday, accounting for the team's lone run in a losing effort against the Padres.
Jeff Locke was clobbered in a losing effort against the Padres on Sunday, allowing six runs on eight hits over his four innings.
Charlie Morton pitched seven strong innings, allowing two runs -- one earned -- Saturday in a win over the Padres.
Gregory Polanco went 2-for-5 and stole his 13th base Saturday against the Padres.
Francisco Liriano tossed six shutout innings and struck out 11 Padres on Friday.
Josh Harrison is not in the Pirates' lineup Friday.
Jung Ho Kang hit a three-run homer as the Pirates topped the Padres 11-5 on Thursday.
Andrew McCutchen went 3-for-5 with two doubles, two runs scored and two RBI as the Pirates bested the Padres on Thursday.
A.J. Burnett allowed five runs -- four earned -- over 5 2/3 innings Thursday in an 11-5 win against the Padres.
Pirates prospect Nick Kingham underwent Tommy John reconstructive elbow surgery on Wednesday.
Mark Melancon picked up his 12th save with a scoreless ninth inning as the Pirates downed the Marlins 5-2 on Wednesday.