U.S. House candidate · California 4th District
Mike Thompson
Overview
Poliscope ↗$4.20M
Raised this cycle
$1.07M
Outside support
$1.15M
Outside opposition
7%
Small-dollar share
79%
In-state share
5
Flags
Mike Mr. Thompson is a Democratic Representative from CA (District 04). Thompson's campaign has raised $4.2 million from 1,688 donors. Funding includes 7.4% from small-dollar donors (under $200) and 66.9% from in-state contributors. Top funding sources by employer include Legal Services, Agriculture, Finance & Investment. Campaign committees include MIKE THOMPSON FOR CONGRESS.
Backed by VoteVets
- VoteVets gave $5,000 (2026)
- VoteVets gave $2,500 (2024)
Gambling industry money
- American Gaming Association PAC gave $2,000 (2026)
Union PAC money
- SEIU COPE gave $2,500 (2024)
- AFSCME PEOPLE gave $10,000 (2026)
- AFSCME PEOPLE gave $7,500 (2024)
- IBEW PAC gave $6,200 (2026)
- IBEW PAC gave $7,000 (2024)
- UFCW Active Ballot Club gave $1,000 (2026)
- UFCW Active Ballot Club gave $2,500 (2024)
- Teamsters DRIVE gave $2,500 (2026)
- Teamsters DRIVE gave $2,500 (2024)
- AFT COPE gave $10,000 (2026)
- AFT COPE gave $10,000 (2024)
- UA Union Plumbers & Pipefitters Vote PAC gave $5,000 (2026)
- LIUNA PAC gave $5,000 (2026)
- LIUNA PAC gave $5,000 (2024)
- CWA COPE gave $3,000 (2026)
- NALC PAC gave $10,000 (2026)
- NALC PAC gave $10,000 (2024)
- Carpenters Legislative Improvement Committee gave $5,000 (2026)
- Carpenters Legislative Improvement Committee gave $10,000 (2024)
Realtors PAC money
- National Association of Realtors PAC gave $5,000 (2026)
- National Association of Realtors PAC gave $10,000 (2024)
Accepted gifts or sponsored travel
- 2 gift or travel filings
Money
Poliscope ↗$4.20M
Total raised
2026 cycle
$2.28M
From individuals
$198K unitemized
$1.85M
From PACs
1,688
Donors
avg $528
23%
Large-donor share
By election cycle
- 2008 1,099 donors$1.92M
- 2010 1,084 donors$1.91M
- 2012 919 donors$1.81M
- 2014 827 donors$1.87M
- 2016 1,109 donors$2.06M
- 2018 1,126 donors$2.13M
- 2020 1,137 donors$2.23M
- 2022 1,082 donors$2.28M
- 2024 1,218 donors$2.43M
- 2026 2,185 donors$4.20M
Contribution sizes
- <$200 1,728 gifts · 5%$115K
- $200-$499 805 gifts · 10%$218K
- $500-$999 619 gifts · 16%$334K
- $1,000-$2,899 512 gifts · 33%$695K
- $2,900+ 217 gifts · 36%$756K
Top donor industries and employers
- Legal Services 178 gifts$120K
- Agriculture 71 gifts$55K
- Finance & Investment 87 gifts$46K
- Education 104 gifts$46K
- Health Care & Pharmaceuticals 112 gifts$40K
- Real Estate 70 gifts$29K
- Nonprofits & Advocacy 14 gifts$19K
- Technology & Internet 44 gifts$14K
- Business & Professional Services 20 gifts$12K
- Hospitality & Entertainment 9 gifts$7K
- Insurance 16 gifts$6K
- Construction 13 gifts$6K
- Government & Public Administration 8 gifts$5K
- Manufacturing 5 gifts$4K
- Energy & Natural Resources 7 gifts$4K
Top contributors
| Contributor | Type | State | Total | From PACs | Gifts |
|---|---|---|---|---|---|
| CONWAY, SR, RON | individual | CA | $10,000 | — | 3 |
| CONWAY, GAYLE | individual | CA | $10,000 | — | 3 |
| GALLO, ERNEST | individual | CA | $9,503 | — | 4 |
| ARAUJO, JAMES | individual | CA | $8,750 | — | 6 |
| ARAUJO, DAPHNE | individual | CA | $7,750 | — | 5 |
| Crabb, Anthony | individual | CA | $7,515 | — | 7 |
| DENNIS, JAMES | individual | NY | $7,500 | — | 3 |
| WRIGHT, GREGORY A. | individual | CA | $7,323 | — | 3 |
| GELLERT, JAY M. | individual | CA | $7,009 | — | 5 |
| Robert P. Koch | individual | MD | $7,003 | — | 4 |
| BRAUNINGER, SCOTT | individual | CA | $7,003 | — | 3 |
| HALL, CRAIG | individual | WA | $7,003 | — | 3 |
| BOOTH, SUZANNE | individual | TX | $7,003 | — | 3 |
| NORTON, JENNY | individual | AZ | $7,003 | — | 3 |
| RICHMOND, PETE | individual | CA | $7,003 | — | 2 |
PAC contributors
| PAC | State | Total | Gifts |
|---|---|---|---|
| INTERNATIONAL ASSOCIATION OF SHEET METAL, AIR, RAIL AND TRANSPORTATION WORKERS POLITICAL ACTION LEAGUE | DC | $10,000 | 2 |
| AMERICAN NURSES ASSOCIATION PAC | MD | $10,000 | 3 |
| DOING RIGHT - RESULTS ACTION UNITY LEADERSHIP PAC | CA | $10,000 | 2 |
| REBUILD AMERICA PAC | DC | $10,000 | 3 |
| BURNS AND MCDONNELL INC. PAC | MO | $10,000 | 2 |
| TRACTOR SUPPLY COMPANY POLITICAL ACTION COMMITTEE | TN | $10,000 | 2 |
| TRINET GROUP INC POLITICAL ACTION COMMITTEE | CA | $10,000 | 2 |
| PRICEWATERHOUSECOOPERS POLITICAL ACTION COMMITTEE I | DC | $10,000 | 4 |
| NATIONAL ASSOCIATION OF LETTER CARRIERS OF U.S.A. POLITICAL FUND (LETTER CARRIER POLITICAL FUND) | DC | $10,000 | 3 |
| PAC TO THE FUTURE | DC | $10,000 | 2 |
| FEDERATION OF EXCHANGE ACCOMODATORS 1031 PAC | DC | $10,000 | 2 |
| WINE INSTITUTE PAC | DC | $10,000 | 2 |
| FIDELITY NATIONAL FINANCIAL INC PAC 2001 | FL | $10,000 | 2 |
| NATIONAL RURAL ELECTRIC COOPERATIVE ASSOCIATION AMERICA'S ELECTRIC COOPERATIVES PAC | VA | $10,000 | 5 |
| THE AMERICAN OCCUPATIONAL THERAPY ASSOCIATION, INC. POLITICAL ACTION COMMITTEE (AOTPAC) | MD | $10,000 | 6 |
Where the money comes from
- CA 79% · home state$1.67M
- DC 4%$78K
- TX 3%$66K
- VA 2%$45K
- AZ 2%$44K
- FL 2%$32K
- MD 1%$31K
- NV 1%$25K
- NY 1%$23K
- MI 64%$14K
- MA 49%$10K
- IL 37%$8K
Outside spending & dark money
FEC ↗Independent expenditures by super PACs and other groups, for and against.
| Spender | Stance | Spent | Network | Dark money in |
|---|---|---|---|---|
| NEW LEADERSHIP NOW C00900993 | Oppose | $1.15M 19 filings | — | |
| BDA PAC C00908707 | Support | $600K 1 filing | — | |
| ARTICLE ONE PAC C00931774 | Support | $415K 4 filings | — | |
| NATIONAL ASSOCIATION OF REALTORS POLITICAL ACTION COMMITTEE C00030718 | Support | $51K 4 filings | — |
Voting record
Congress.gov ↗1,871 roll calls on record: 894 yea, 370 nay, 5 not voting.
800 of 800
| Date | Bill | Question | Position | Result |
|---|---|---|---|---|
| — | 8884 Removing Barriers to Work for Disabled Americans Act | Yea-and-Nay | Nay | Passed 232–188 |
| — | 113 Establishing the congressional budget for the United States Government for fiscal year 2027 and setting forth the appropriate budgetary levels for fiscal years 2028 through 2036. | Yea-and-Nay | Nay | Passed 216–214 |
| — | 7008 Stop Insider Trading Act | Yea-and-Nay | Yea | Failed 211–218 |
| — | 8800 National Defense Authorization Act for Fiscal Year 2027 | Yea-and-Nay | Nay | Passed 216–212 |
| — | Recorded Vote | No | Agreed to 232–199 | |
| — | Recorded Vote | No | Agreed to 221–210 | |
| — | 6955 Main Street Capital Access Act | Yea-and-Nay | Yea | Failed 210–216 |
| — | Recorded Vote | No | Agreed to 221–203 | |
| — | Recorded Vote | No | Agreed to 215–214 | |
| — | Recorded Vote | No | Failed 76–350 | |
| — | Recorded Vote | No | Failed 201–224 | |
| — | Recorded Vote | No | Agreed to 215–214 | |
| — | Recorded Vote | Aye | Agreed to 265–161 | |
| — | Recorded Vote | No | Failed 65–359 | |
| — | 1438 Providing for consideration of the bill (H.R. 8800) to authorize appropriations for fiscal year 2027 for military activities of the Department of Defense, for military construction, and for defense activities of the Department of Energy, to prescribe military personnel strengths for such fiscal year, and for other purposes; providing for consideration of the bill (H.R. 8884) to amend title II of the Social Security Act to reauthorize demonstration authority for the disability insurance program; providing for consideration of the concurrent resolution (H. Con. Res. 113) establishing the congressional budget for the United States Government for fiscal year 2027 and setting forth the appropriate budgetary levels for fiscal years 2028 through 2036; providing for consideration of the bill (H.R. 7008) to amend chapter 131 of title 5 to require certain restrictions on stocks for Members of Congress and their spouses and dependents, and for other purposes; providing for consideration of the bill (H.R. 6955) to make improvements to the Federal banking laws, and for other purposes; providing for consideration of the bill (H.R. 9770) making continuing appropriations for fiscal year 2027, and for other purposes; and for other purposes. | Recorded Vote | No | Passed 214–211 |
| — | 1438 Providing for consideration of the bill (H.R. 8800) to authorize appropriations for fiscal year 2027 for military activities of the Department of Defense, for military construction, and for defense activities of the Department of Energy, to prescribe military personnel strengths for such fiscal year, and for other purposes; providing for consideration of the bill (H.R. 8884) to amend title II of the Social Security Act to reauthorize demonstration authority for the disability insurance program; providing for consideration of the concurrent resolution (H. Con. Res. 113) establishing the congressional budget for the United States Government for fiscal year 2027 and setting forth the appropriate budgetary levels for fiscal years 2028 through 2036; providing for consideration of the bill (H.R. 7008) to amend chapter 131 of title 5 to require certain restrictions on stocks for Members of Congress and their spouses and dependents, and for other purposes; providing for consideration of the bill (H.R. 6955) to make improvements to the Federal banking laws, and for other purposes; providing for consideration of the bill (H.R. 9770) making continuing appropriations for fiscal year 2027, and for other purposes; and for other purposes. | Yea-and-Nay | Nay | Passed 213–209 |
| — | 8823 Putting Patients First by Strengthening Provider Accountability in FECA Act | 2/3 Yea-And-Nay | Yea | Passed 396–0 |
| — | 4541 To reauthorize the Young Women’s Breast Health Education and Awareness Requires Learning Young Act of 2009. | 2/3 Yea-And-Nay | Yea | Passed 394–6 |
| — | 5362 To name the Department of Veterans Affairs multispecialty clinic in Marietta, Georgia, as the "Colonel Michael H. Boyce Department of Veterans Affairs Multispecialty Clinic". | 2/3 Yea-And-Nay | Yea | Passed 418–0 |
| — | 8595 Making appropriations for national security, Department of State, and related programs for the fiscal year ending September 30, 2027, and for other purposes. | Yea-and-Nay | Nay | Passed 217–209 |
| — | Recorded Vote | No | Failed 136–291 | |
| — | Recorded Vote | No | Failed 6–421 | |
| — | Recorded Vote | Present | Failed 104–314 | |
| — | Recorded Vote | No | Failed 79–348 | |
| — | 1181 Protecting Privacy in Purchases Act | Yea-and-Nay | Nay | Passed 221–201 |
Bills sponsored and cosponsored
Congress.gov ↗| Bill | Title | Role | Policy area | Latest action | Law? |
|---|---|---|---|---|---|
| 10114 | To designate the facility of the United States Postal Service located at 15642 Sand Canyon Avenue in Irvine, California, as the "Mary Kageyama Nomura Post Office Building". | cosponsor | Government Operations and Politics | Aug 17, 2026 | — |
| 5366 | Doug LaMalfa Federal Disaster Tax Relief Certainty Act | cosponsor | Taxation | Aug 10, 2026 | — |
| 4662 | To designate the facility of the United States Postal Service located at 6444 San Fernando Road in Glendale, California, as the "Paul Ignatius Post Office". | cosponsor | Government Operations and Politics | Aug 6, 2026 | — |
| 2175 | To designate the facility of the United States Postal Service located at 130 South Patterson Avenue in Santa Barbara, California, as the Brigadier General Frederick R. Lopez Post Office Building. | cosponsor | Government Operations and Politics | Aug 6, 2026 | — |
| 10045 | Protect American Values Act | cosponsor | Immigration | Aug 6, 2026 | — |
| 10060 | Presidential Tax Accountability and Audit Integrity Act | cosponsor | Taxation | Aug 6, 2026 | — |
| 10022 | CLUSTER Act | cosponsor | Emergency Management | Aug 3, 2026 | — |
| 10006 | Increasing Opportunity For Reindustrialization Act | cosponsor | Taxation | Jul 30, 2026 | — |
| 9984 | Medicare Access to Radiology Care Act of 2026 | cosponsor | Health | Jul 30, 2026 | — |
| 9980 | American Food for American Schools Act of 2026 | cosponsor | Agriculture and Food | Jul 30, 2026 | — |
| 9929 | To designate the facility of the United States Postal Service located at 4640 Cass Street in San Diego, California, as the "Mary Wilding Memorial Post Office Building". | cosponsor | Government Operations and Politics | Jul 23, 2026 | — |
| 89 | Directing the President, pursuant to section 5(c) of the War Powers Resolution, to remove United States Armed Forces from hostilities with Iran. | cosponsor | International Affairs | Jul 23, 2026 | — |
| 8205 | Accelerating Access to Critical Therapies for ALS Reauthorization Act of 2026 | cosponsor | Health | Jul 23, 2026 | — |
| 4283 | To designate the facility of the United States Postal Service located at 1157 West Mission Avenue in Escondido, California, as the "Captain E. Royce Williams Post Office Building". | cosponsor | Government Operations and Politics | Jul 22, 2026 | — |
| 9845 | Public Safety Officers’ Benefits Enhancement Act of 2026 | cosponsor | Crime and Law Enforcement | Jul 22, 2026 | — |
Committees
FEC ↗Campaign committees
| Committee | ID | Type | Relationship | Raised |
|---|---|---|---|---|
| MIKE THOMPSON FOR CONGRESS | C00326363 | H / P | principal | $24.0M |
Terms in Congress
| end | type | party | start | state | district |
|---|---|---|---|---|---|
| 2001-01-03 | rep | Democrat | 1999-01-06 | CA | 1 |
| 2003-01-03 | rep | Democrat | 2001-01-03 | CA | 1 |
| 2005-01-03 | rep | Democrat | 2003-01-07 | CA | 1 |
| 2007-01-03 | rep | Democrat | 2005-01-04 | CA | 1 |
| 2009-01-03 | rep | Democrat | 2007-01-04 | CA | 1 |
| 2011-01-03 | rep | Democrat | 2009-01-06 | CA | 1 |
| 2013-01-03 | rep | Democrat | 2011-01-05 | CA | 1 |
| 2015-01-03 | rep | Democrat | 2013-01-03 | CA | 5 |
| 2017-01-03 | rep | Democrat | 2015-01-06 | CA | 5 |
| 2019-01-03 | rep | Democrat | 2017-01-03 | CA | 5 |
| 2021-01-03 | rep | Democrat | 2019-01-03 | CA | 5 |
| 2023-01-03 | rep | Democrat | 2021-01-03 | CA | 5 |
| 2025-01-03 | rep | Democrat | 2023-01-03 | CA | 4 |
| 2027-01-03 | rep | Democrat | 2025-01-03 | CA | 4 |
Stock trades
Filings ↗STOCK Act periodic transaction reports. Amounts are the ranges filers report.
No records in Poliscope for this section.
Gifts & travel
Filings ↗Lobbying ties
Poliscope ↗Does not appear as a registered lobbyist in LDA filings.
Top donor industries: Legal Services, Agriculture, Finance & Investment, Education, Health Care & Pharmaceuticals. See money.
Financial disclosures
Poliscope ↗Executive-branch (OGE 278e) disclosures, which apply to candidates who served as federal appointees.
No records in Poliscope for this section.
Past races
FEC ↗| Cycle | Office | State | District | FEC ID | Raised |
|---|---|---|---|---|---|
| 2026 | House | CA | 04 | H8CA01109 | $4.20M |
| 2024 | House | CA | 04 | H8CA01109 | $2.43M |
| 2022 | House | CA | 04 | H8CA01109 | $2.28M |
| 2020 | House | CA | 05 | H8CA01109 | $2.23M |
| 2018 | House | CA | 05 | H8CA01109 | $2.13M |
| 2016 | House | CA | 05 | H8CA01109 | $2.06M |
| 2014 | House | CA | 05 | H8CA01109 | $1.87M |
| 2012 | House | CA | 05 | H8CA01109 | $1.81M |
| 2010 | House | CA | 01 | H8CA01109 | $1.91M |
| 2008 | House | CA | 01 | H8CA01109 | $1.92M |
Source: Poliscope (poliscope.org), compiled from FEC, Congress.gov, LDA, SEC, OGE and congressional gift and travel records. Snapshot Sep 11, 2026. Flags are definitions of this site, listed on the hot buttons page; each is checked with documented rules against the filings above.