June Trade Season map: Who’s Buying and Who’s Selling Across MLB in 2026

June marks the start of MLB’s trade season as this piece catalogs all 30 teams by whether they’re buyers or sellers ahead of the Aug. 3 deadline, outlining likely targets and rental players across the league. It highlights big-market contenders like the Rays, Mariners, Dodgers and Phillies as buyers, others such as the Twins and Marlins as sellers or cautious, and notes that teams across the NL and AL could pursue rotations, bats and bullpen help (with names like Skubal, Peralta, Alcantara and others floated as possibilities) while balancing short-term goals with long‑term assets.