Mayes Middleton Self-Funds $17 Million in Texas AG Runoff

Mayes Middleton Self-Funds $17 Million in Texas AG Runoff
Political Editor Savannah Witt
Published May 22, 2026

Mayes Middleton has put approximately $17 million of his own money into his campaign for Texas attorney general. The state senator and oil executive advanced to the May 26 Republican runoff against U.S. Rep. Chip Roy after receiving 39.2 percent in the March 3 primary. His personal spending has funded extensive advertising and ground operations that helped him finish first in a crowded field.

Self-Funding Creates Early Advantage

Middleton directed more than $10 million into the race before the primary and added millions more during the runoff period. This approach allowed his campaign to maintain a steady presence on television and digital platforms without relying on outside donors. In Texas Republican primaries, where turnout often stays low, such resources can determine which messages reach voters most effectively.

The scale of Middleton's investment stands out even among well-funded candidates. Official filings show the bulk came through personal contributions rather than loans or third-party support. Rival Chip Roy has drawn a late wave of outside contributions that could narrow the gap in the final days, according to recent reporting.

Endorsements Reinforce Conservative Credentials

Lt. Gov. Dan Patrick endorsed Middleton on May 5. The endorsement added institutional weight from the state's top Republican officeholder. Middleton also carries prior support from Donald Trump and several conservative organizations that have backed his legislative work.

These backers align with Middleton's emphasis on border security, election integrity measures, and opposition to progressive policies in state government. His record includes service in both the Texas House and Senate, where he represented districts focused on energy and rural issues.

2026 U.S. Senate Control · PARTY TO WINNov 2, 2026

2026 U.S. Senate Control

DemocratDemocrat41%
RepublicanRepublican59%

Business Background and Legislative Experience

Middleton serves as president and chief executive of Middleton Oil Company. He maintains additional holdings in ranching, cattle, and farming as a seventh-generation Texan. He earned his law degree from the University of Texas in 2008 and holds a license to practice in the state.

In the Legislature he represented House District 23 before moving to Senate District 11. Colleagues and supporters describe his style as results-oriented on energy policy and limited-government priorities. The combination of business success and elected experience gives him a profile that appeals to primary voters who value private-sector credentials.

CandidateMarch Primary ShareReported Self-Funding
Mayes Middleton39.2%$17 million
Chip RoyAdvanced to runoffOutside support rising

Runoff Decision Looms

Early voting for the runoff begins soon and concludes on May 26. Middleton's financial position gives him the ability to respond quickly to any late attacks. Roy's campaign will need to convert recent outside donations into effective outreach before ballots close.

The winner will face the Democratic nominee in November. Both Republicans have positioned themselves as strong conservatives ready to lead the attorney general's office on issues that dominate state politics.

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