SF Giants competition for 2026 starting second baseman is already heating up

Seattle Mariners v San Francisco Giants | Andy Kuno/San Francisco Giants/GettyImagesWhile the SF Giants still have a shot at the 2025 playoffs, their actions at the trade deadline show they are already thinking about 2026. One interesting battle that will have implications for 2026 will be at second base between Casey Schmitt and Christian Koss.

Beginning the season, Tyler Fitzgerald was the undisputed starter at second base. He had a great breakout season in 2024, so it was only fair to give him first dibs at second base to begin 2025.

SF Giants second base competition will be fun to watch the rest of the year

Unfortunately, Fitzgerald struggled after a decent start to the season. He went on…