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The Giants’ Pitching Depth Has Gone Out the Window

For the past few years, the San Francisco Giants have gone into the season with a healthy amount of pitching depth in the upper minors. Whether it was Kyle Harrison, Hayden Birdsong, or another exciting arm, there were always a…

Published: Friday, 25 September 2026 at 1:58 PM
The Giants’ Pitching Depth Has Gone Out the Window
Key Things to Know
  • Hayden Birdsong underwent full UCL reconstruction after suffering a Grade 2 flexor tendon and UCL sprain in spring training.
  • Trevor McDonald's 2026 campaign ended following a July 20 start that resulted in full UCL reconstruction.
  • McDonald posted a 5.12 ERA across 70.1 innings for San Francisco prior to his season-ending injury.
The Story in 60 Seconds

The San Francisco Giants experienced significant disruptions to their upper-minor pitching depth during the 2026 season due to major injuries. Right-hander Hayden Birdsong suffered a Grade 2 flexor tendon and UCL sprain after a spring training outing, requiring a full UCL reconstruction that ended his campaign before the regular season began.

Fellow starting pitcher Trevor McDonald earned an opportunity in May, logging 70.1 innings with a 5.12 ERA. McDonald's season later ended when he exited a July 20 start with a diagnosed UCL sprain and subsequently underwent full UCL reconstruction surgery.

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