Trader consensus on the number of Trump vetoes by December 31, 2027, remains tightly distributed across mid-range buckets due to uncertainty over congressional majorities after the 2026 midterms and the volume of legislation that could advance despite White House priorities. Unified Republican control tends to align on appropriations, border measures, and regulatory bills, limiting veto opportunities, while narrower margins or divided government increase the chance of bills requiring overrides. Scheduled budget deadlines, debt ceiling negotiations, and any major policy packages in 2027 represent key catalysts that could shift probabilities. Historical base rates for second-term veto activity show wide variation depending on opposition strength and legislative output.