Texas Voters Decide Republican Senate Nominee
On Tuesday, Texas voters will choose their Republican candidate for the U.S. Senate in the upcoming midterms. Incumbent Senator John Cornyn faces Attorney General Ken Paxton, bolstered by President Donald Trump’s endorsement.
Trump’s support for Paxton has added complexity to the race, especially given his previous good relations with Cornyn. As seen in other midterm races, Trump’s endorsement often influences outcomes, testing his popularity among Republicans.
Current Polling Data
Recent polling indicates Paxton’s lead over Cornyn. Quantas Insights shows Paxton at 52.7% and Cornyn at 43.4%, a margin of 9.3 points. The University of Houston Hobby School reports Paxton at 48% and Cornyn at 45%, highlighting undecided voters at 7%. Global Strategy Group exhibits Paxton with 52% over Cornyn’s 40%, extending his lead by 12%. Polling averages show Paxton with approximately 48.8%, surpassing Cornyn’s 41% with a margin of 7.8 points.
The endorsement by Trump led to an expansion of Paxton’s gap over Cornyn recently.
Prediction Markets Analysis
Prediction markets favor Paxton, with Kalshi showing a 95% chance of his victory. Cornyn trails significantly at 4.4%. Participants forecast a 10- to 15-point lead for Paxton, deemed likely at 32%, while a potential 20-point lead stood at 14%. On Polymarket, Paxton holds a 77% chance of more than a 9% lead over Cornyn. The chance of Paxton winning has surged following Trump’s endorsement, previously at 62% compared to Cornyn’s 36%.
Trump’s Endorsement Comments
Trump endorsed Paxton by emphasizing his commitment to Texas and the U.S. Senate. On Truth Social, Trump praised Paxton’s loyalty and contributions, criticizing Cornyn for lacking support on significant issues. Trump called Paxton a true ‘MAGA Warrior’ and urged voter support for him. Paxton acknowledged Trump’s endorsement, expressing commitment to his agenda.
Upcoming Challenge Against James Talarico
The Republican winner will compete with Democratic State Senator James Talarico in November. Talarico, known for a faith-based yet progressive platform, poses a formidable challenge, despite Texas’s historical support for Trump. Talarico criticized Cornyn and Paxton, focusing on systemic issues affecting voters. The competitive nature of the general election is reflected in betting markets, with Republicans narrowly favored at 55% to hold the Texas Senate seat, against Talarico at 45%.
Cornyn spoke about his ability to retain the seat, despite Talarico’s momentum and significant fundraising efforts. He cited Paxton’s controversies and spotlighted Talarico’s campaign as potential threats to his retention of the seat.

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