Giants move Braxton Roxby onto active roster, opening spot after Adrian Houser to 15-day IL

The San Francisco Giants made a roster adjustment Tuesday, selecting the contract of right-hander Braxton Roxby and placing him on the active roster. The move comes as the club works through an injury situation in its pitching group, creating a need for an additional option at the major league level.

According to the transaction report, Roxby will step into the active roster spot of fellow right-hander Adrian Houser. Houser has been placed on the 15-day injured list with a right forearm strain. In MLB roster terms, that transfers a player off the active roster for a minimum of 15 days, and it typically forces a team to shuffle the bullpen and pitching depth to maintain workload and coverage during the stretch of the season.

The Giants also moved left-hander Carson Whisenhunt to the 60-day injured list. A 60-day placement extends the time a player stays off the active roster and, beyond the immediate gap it creates, can affect how teams plan rotation or bullpen depth weeks ahead. Taken together, the two injured-list moves reduced the number of available pitchers, which set up the pathway for a new name to arrive on the roster.

Roxby’s selection of contract is notable because the Giants are not simply filling a temporary administrative slot, they are using the opening to give a pitcher an active roster opportunity. MLB Trade Rumors reported that Roxby is a pitcher acquired at the trade deadline last year, and that his selection sets up a chance for what could be his major league debut. For a franchise, that is also a development decision, not just an emergency response.

When a team selects a contract, it also indicates that the organization believes the pitcher is ready to contribute at the highest level, at least in the short term. The Giants now have a right-handed arm in the mix to handle middle-inning leverage or spot starts, depending on how the club structures its remaining bullpen usage and pitching appearances.

The timing matters as the season approaches its most consequential late-stage rhythms. Even if the Giants’ immediate goal is roster maintenance, pitchers coming up in late summer often find themselves part of the team’s best available path to matchups, especially when injuries compress the pool of reliable arms. Roxby’s role will likely be shaped by the immediate needs created by Houser’s forearm issue and the longer-term absence of Whisenhunt.

For readers trying to gauge the impact of the move, the key follow-up is how the Giants deploy Roxby once he appears in games. Whether the club uses him in a bullpen capacity, gives him a specific outing window, or transitions him to a longer stretch depends on the rest of the staff’s availability after Houser’s 15-day IL placement and Whisenhunt’s 60-day IL move.