Head-to-head

THOMPSON, MIKE MR. vs RIEHLE, RAYMOND

Same race2-way comparison

Side-by-side party, office, state, district, and FEC totals from the FEC. Read our methodology for how we collect and verify this data.

Candidate A

THOMPSON, MIKE MR.

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Democratic candidate for U.S. House — CA-04

Totals as of March 31, 2026.

Candidate B

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Republican candidate for U.S. House — CA-04

Totals as of March 31, 2026.

Attribute	Candidate ATHOMPSON, MIKE MR.SwapRemoveDemocratic · U.S. HouseCA-04IncumbentSource: FEC	Candidate BRIEHLE, RAYMONDSwapRemoveRepublican · U.S. HouseCA-04Source: FEC
Sourced facts
Legal name	THOMPSON, MIKE MR.	RIEHLE, RAYMOND
Party	Democratic	Republican
Office sought	U.S. House	U.S. House
State	California	California
District	CA-04	CA-04
Incumbency	Incumbent	Challenger / Open seat
FEC candidate ID	H8CA01109	H4CA06156
Campaign financials (2026)
Total receipts	$2,988,369	$108,631
Total disbursements	$1,637,928	$104,448
Cash on hand	$2,559,929	$4,723
Debts owed	$60,974	$24,738
Individual contributions	$1,592,730	$108,492
PAC contributions	$1,326,481	$0
Party transfers	$500	$0
Self-financing	$0	$1
Last filing	March 31, 2026	March 31, 2026
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