June 2026 Primary Election
Last Modified: February 12, 2026
The lists below reflect top contributors as reported by committees that have raised at least $1,000,000 and are primarily formed to support or oppose a state ballot measure or a candidate for state office in the June 2026 primary election.
Top Contributors List
Aggregate Contributions to Support or Oppose a Ballot Measure or Candidate
The following are the total amount donated by top contributors to each state ballot measure that is pending Secretary of State verification or are still circulating for signatures. These lists reflect contributions as reported by Primarily Formed Committees.
| Office | Candidate | Aggregated Contributions |
|---|---|---|
| Governor | Matt Mahan | Support: $3,270,000 |
| Total from top contributors | $3,270,000 |
|
Ballot Measures - Pending or in Circulation for June 2026
None at this time.
Candidates - Primarily Formed to Make Independent Expenditures on Candidates
Committee: California Back To Basics Supporting Matt Mahan For Governor 2026 - 1487425
| Number | Contributor | State | Total Contributions |
|---|---|---|---|
| 1 | Michael Seibel | CA | $1,000,000 |
| 2 | Ashley Merrill | CA | $510,000 |
| 3 | Marc Merrill | CA | $510,000 |
|
4 |
Neil Mehta | CA | $500,000 |
| 5 | Brian Singerman | CA | $250,000 |
| 6 | Richard Wolf | CA | $250,000 |
| 7 | Paul Wachter | CA | $150,000 |
| 8 | Joshua Resnick | CA | $100,000 |
| Total from top contributors | $3,270,000 | ||
Opposing
No committee opposing this ballot measure raised enough money to reach the reporting threshold for this list.