Grant Hartwig
RP - Minnesota Twins - MiLB
2026 Outlook
Roster %
Eligibility
Availability
Grant Hartwig has agreed to a minor league contract with the Minnesota Twins that includes an invitation to big league camp.
Fantasy Impact
Hartwig last pitched in the big leagues in 2024 with the New York Mets, posting a 6.75 ERA and 1.50 WHIP across 6.2 innings. He spent 2025 in Japan as well as with Triple-A Syracuse in the Mets organization, where he recorded a 3.42 ERA and 1.56 WHIP over 23.2 innings.
The Mets reassigned Grant Hartwig to minor league camp on Sunday, per team reports.
Fantasy Impact
Hartwig, pegged for Triple-A Syracuse’s bullpen to kick off 2025, brings a 5.14 ERA and 34:19 K:BB from 32 relief stints with the Mets across 2023-24 over 42 innings. Fantasy managers in deeper leagues can pass; he’s a step removed from big league relevance for now.
The Mets signed Grant Hartwig to a minor league deal.
Fantasy Impact
The deal also includes an invite to spring training for Hartwig. He returns to the Mets after he was recently non-tendered by them.
The Mets optioned Grant Hartwig to Triple-A Syracuse.
Fantasy Impact
Hartwig has been sent down with Tylor Megill activated from the injured list. He posted a 6.75 ERA across 6 2/3 innings out of the bullpen in the majors.
The Mets have recalled Grant Hartwig from Triple-A Syracuse.
Fantasy Impact
Hartwig has a 6.00 ERA and a 1.00 WHIP in three innings with the Mets this season. He will provide depth in the Mets’ bullpen.