What is the all-time won-loss record for the Cubs and the Giants?

Through the 2017 regular season, the Giants franchise has an overall record of 1,138 wins and 999 losses against Pittsburgh. There have been 25 ties. The teams have competed since 1887, which is before the modern era (1901). Since moving from New York to San Francisco in 1958, the Giants are 355-323-25 against the Pirates.