Trader consensus heavily favors 4-6 Republican House incumbent primary defeats at 91.2% because four confirmed losses have already occurred—Daniel Crenshaw in Texas, Thomas Massie in Kentucky, Andy Ogles in Tennessee, and Cory Mills in Florida—with most state primaries concluded by late October 2026 and few contested Republican races remaining. These outcomes stem from a mix of Trump-backed challenges, redistricting impacts in states like Texas, and elevated primary competition overall, consistent with cycles featuring above-average incumbent vulnerability. Late developments such as runoffs in Louisiana or unforeseen upsets in lingering battlegrounds could realistically push totals higher, though the absence of widespread additional defeats keeps the 7-9 range at just 5.1%.