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Mike Thompson

Mike Thompson

DIncumbent
Candidate for California's 4th U.S. House District · Election Jun 2, 2026
OverviewFundraisingNewsCampaignsPositionsInterviewEndorsementsCommunications
Campaign history with fundraising data from FEC filings.
2026
2026 CycleCurrent
MIKE THOMPSON FOR CONGRESS
4,859 contributions
$4.2M
Raised
$2.3M
Individuals
$1.8M
PACs
3%
Small Donors
Individuals 54%PACs 43%
2024
2024 Cycle
MIKE THOMPSON FOR CONGRESS
2,353 contributions
$2.3M
Raised
$753K
Individuals
$1.5M
PACs
2%
Small Donors
Individuals 33%PACs 67%
2022
2022 Cycle
MIKE THOMPSON FOR CONGRESS
2,193 contributions
$2.3M
Raised
$926K
Individuals
$1.3M
PACs
2%
Small Donors
Individuals 41%PACs 59%
2020
2020 Cycle
MIKE THOMPSON FOR CONGRESS
2,337 contributions
$2.1M
Raised
$564K
Individuals
$1.5M
PACs
3%
Small Donors
Individuals 28%PACs 72%

Top PAC Donors

Top 10 PAC contributions by amount
AMERICAN ACADEMY OF NEUROLOGY BRAINPAC
2 contributions
$10K
AMERICAN COLLEGE OF CARDIOLOGY PAC (HEARTPAC)
2 contributions
$10K
AMERICAN CRYSTAL SUGAR COMPANY POLITICAL ACTION COMMITTEE
2 contributions
$10K
AMERICAN INSTITUTE OF CERTIFIED PUBLIC ACCOUNTANTS POLITICAL ACTION COMMITTEE
3 contributions
$10K
BURNS AND MCDONNELL INC. PAC
2 contributions
$10K
CONSTELLATION BRANDS INC POLITICAL ACTION COMMITTEE
2 contributions
$10K
INTERNATIONAL ASSOCIATION OF SHEET METAL, AIR, RAIL AND TRANSPORTATION WORKERS POLITICAL ACTION LEAGUE
2 contributions
$10K
MADISON PAC; THE
2 contributions
$10K
PAC TO THE FUTURE
2 contributions
$10K
TRINET GROUP INC POLITICAL ACTION COMMITTEE
2 contributions
$10K
Source: FEC itemized contribution filings

Outside Spending

Independent expenditures by outside groups (super PACs, hybrid & other PACs) — spending for or against this candidate, not coordinated with the campaign.
$2.0M
Supporting
$2.8M
Opposing
−$1.5M
Hybrid PAC
+$1.3M
Hybrid PAC
+$499K
Source: FEC independent expenditures · coverage is partial pending the full IE dataset

Top Donor Employers

By employer
SIERRA PACIFIC INDUSTRIES
8 contributions
$27K
E & J GALLO WINERY
11 contributions
$25K
JACKSON FAMILY WINES
6 contributions
$19K
ROCK CREEK COUNSEL
5 contributions
$18K
SKYDANCE
4 contributions
$18K
NORTHWESTERN MUTUAL
16 contributions
$16K
ARAUJO ESTATE WINES
5 contributions
$15K
GOOD HEART BRAND SPECIALITY
4 contributions
$14K
Candidate-provided Public data (FEC) AllCiv / Legis1 coverage