MSB: Ryan Mountcastle Suffers Major Setback, Likely Out for Remainder of 2026 Season

The Baltimore Orioles received devastating injury news Friday as first baseman Ryan Mountcastle suffered a significant oblique strain while preparing for what was supposed to be his first rehab assignment.
According to Orioles executive vice president and general manager Mike Elias, an MRI confirmed the strain is significant and Mountcastle is expected to be out for months, effectively ending his 2026 season. The injury occurred while Mountcastle was warming up for a rehab game as he attempted to return from the fractured foot that has sidelined him since April.
The timing could not have been worse.
After months of recovering from his foot injury, Mountcastle was finally nearing a return to the Orioles lineup. Instead, he now faces another lengthy rehabilitation process.
Huge Blow for Baltimore
Mountcastle has been a fixture in the Orioles lineup since debuting in 2020. The right-handed first baseman has consistently provided power, solid defense, and has been one of Baltimore’s better hitters against left-handed pitching.
Losing him for essentially the entire season means Baltimore will have to continue relying on internal options at first base while evaluating whether another move is needed before Monday’s trade deadline.
With the Orioles still attempting to stay in the postseason race, losing an experienced middle-of-the-order bat is a significant setback.
Trade Deadline Impact
The injury also changes the Orioles’ trade deadline outlook.
Mike Elias said Baltimore will not be strictly buying or selling before Monday’s deadline. Instead, the Orioles are expected to make moves that help both the current club and the future.
Elias noted some additions could help immediately, while some current players could also be moved if the return improves the organization moving forward.
Mountcastle’s injury could increase Baltimore’s need for additional first base depth over the next several days.
MSB Take
This is simply brutal luck for Ryan Mountcastle.
He worked for months to recover from a fractured foot only to suffer a completely unrelated injury before playing a single rehab game. Oblique injuries are notoriously difficult for hitters because nearly every swing places stress on the core muscles.
The Orioles now face an even more difficult balancing act at the trade deadline. They remain in the playoff hunt but continue to absorb injuries to key contributors.
If Baltimore is serious about making a postseason push in 2026, Friday’s news may increase the urgency to add another bat before Monday.
Orioles Injury Update: Elias Provides Encouraging News on Several Key Players
While the news surrounding Ryan Mountcastle was disappointing, Mike Elias also shared several encouraging updates on some of the Orioles’ biggest stars.
Adley Rutschman (Left Wrist)
The Orioles’ franchise catcher is scheduled to resume hitting Saturday.
If everything progresses as expected, Rutschman could begin a minor league rehab assignment sometime next week, putting him on track for a return in the near future.
Outlook
This is one of the most encouraging updates of the day. Baltimore has missed Rutschman’s leadership, defense, and switch-hitting bat.
Samuel Basallo (Shoulder)
Top prospect Samuel Basallo is expected to begin hitting again within the next couple of days after resting his shoulder.
The Orioles continue to be cautious, but this is another positive step toward his return.
Outlook
Baltimore views Basallo as a major part of both its present and future, so there is little reason to rush him back.
Félix Bautista (Shoulder)
The Orioles’ All-Star closer will begin throwing live batting practice next week, another significant milestone in his recovery.
Facing hitters is often one of the final major hurdles before beginning a rehab assignment.
Outlook
If Bautista continues progressing, a late-season return remains realistic.
Chris Bassitt (Back)
Veteran starter Chris Bassitt has one or two rehab starts remaining before he is expected to return to Baltimore’s rotation.
Elias indicated Bassitt should be back “sometime soon.”
Outlook
Getting Bassitt back would provide an immediate boost to a rotation that has battled injuries throughout the season.
Ryan Helsley (Elbow)
The veteran reliever is now throwing as he continues recovering from his elbow issue.
Outlook
Another positive sign, although Baltimore will likely continue taking a cautious approach.
Blaze Alexander (Hand)
Elias said the fractured bone in Alexander’s hand is still healing, with no immediate return timetable.
Colin Selby (Shoulder)
Right-hander Colin Selby underwent season-ending shoulder/labrum surgery this week and will miss the remainder of the 2026 season.
Overall Outlook
Friday’s update was a mixed bag for Baltimore.
The Orioles lost Ryan Mountcastle for what is likely the rest of the season, but they also received encouraging progress reports on Adley Rutschman, Samuel Basallo, Félix Bautista, Chris Bassitt, and Ryan Helsley.
Those returning players could provide a significant boost over the final two months of the season, especially if Baltimore remains in the American League playoff race.

