KY-04
Incumbent Rep. Thomas Massie (R) faces Trump-endorsed challenger Ed Gallrein. Total race spend has crossed $35M -- super PACs poured $16.4M into ousting Massie while pro-Massie groups spent $10.1M. The previous record was the 2024 NY-16 primary at $25.2M; KY-04 broke it on May 11.
