Texas Sen. John Cornyn outraised his Republican challenger, Attorney General Ken Paxton, by $1 million during the first three months of what’s becoming one of the most hotly contested primary battles of the 2026 midterm elections.

Sen. John Cornyn has established a wide fundraising advantage over his Texas Republican primary opponent state Attorney General Ken Paxton, according to financial figures obtained by Axios. Why it matters: Cornyn is facing a more serious primary threat than any other senator up for election next year — and will need every dollar he can get.

Republican Texas Sen. John Cornyn is not bowing out without a fight. The Texas incumbent, who is seeking a fifth term in 2026, outraised his primary challenger, Republican Texas Attorney General Ken Paxton,