​The New York Mets’ brief glimpse of RHP Dan Hammer lasted far shorter than anyone might have expected. Just before the Mets faced the Boston Red Sox in their final series before the All-Star break, Mets reporter Anthony DiComo broke the news that Hammer had been designated for assignment. At 28 years old, Hammer had his contract selected by the Mets on July 9, but by early Friday morning he was off the 40-man roster, leaving little clarity about the next steps for him or the organization.
Hammer’s time in the Mets system was notably brief and largely uneventful from a big-league perspective. He did not appear in a game for the Mets after his call-up, and thus did not have the opportunity to make his major league debut in New York. The development was a cruel twist for a pitcher who was trying to establish himself at the highest level, only to be designated for assignment without a single appearance on the Mets’ mound.
Meanwhile, the broader MLB conversation around Hammer continued to center on his recent minor league performance and the roster maneuvering surrounding him. CBS Sports’ RotoWire staff noted that Hammer had been added to the Mets’ roster on Thursday but failed to make an appearance. If he cleared waivers, the expectation was for him to report to Triple-A Syracuse, where he had posted a 1.77 ERA and a 21:17 strikeout-to-walk ratio over 20.1 innings, illustrating his potential value at the minor league level.
Reports from SNY and other outlets added context to Hammer’s case. SNY’s coverage highlighted DiComo’s notes that Hammer carried a 2.16 ERA in 27 games this season between the Binghamton and Syracuse affiliates. Hammer’s journey into the Mets’ orbit is part of a longer, winding path that included time in the Orioles’ system from 2021 to 2025 before being selected in last year’s Rule 5 draft by the Rays. He ultimately signed with the Mets as a free agent in March, a move that spurred optimism about adding depth to the pitching staff.
DiComo also provided broader context regarding the Mets’ recent roster churn. The Mets have designated five players for assignment within a four-day span, with Hammer’s DFA following the releases of Guillo Zuñiga, Alex Carrillo, Matt Seelinger, and Jared Oliva, all of whom had only minimal or no appearances this season. The pattern raised questions about the team’s strategy and how the front office intends to balance the roster going forward as the season progresses.
As news continued to surface, fans and analysts looked for any additional clarifications about Hammer’s status and the Mets’ plans for the immediate future. The unfolding roster moves suggested a period of reassessment for a team navigating a competitive field and aiming to optimize its bullpen and depth ahead of the second half of the season.
This development was first reported by HEAVY and reflected in their coverage of the Mets’ transactions. The post highlighted the abrupt nature of the DFA announcement, the timing surrounding the Red Sox series, and the ongoing analysis of how these moves would affect both the majors and the minor league system.
In sum, Dan Hammer’s stint with the Mets was exceedingly brief—marked by a contract selection, a designation for assignment within days, and no major league innings pitched for the club. The situation underscored how quickly rosters can change in the lead-up to an All-Star break, and how teams continually reassess options at the major and minor league levels in pursuit of immediate needs and long-term depth.