Federal · Primary August 11, 2026
Who is running for U.S. House of Representatives — Wisconsin District 4 in 2026?
4 candidates are running.
Why this race matters
Milwaukee and surrounding urban areas
Democratic primary
Republican primary
Who has raised the most money?
| Candidate | Raised | Spent | Cash on hand | Through |
|---|---|---|---|---|
| Gwen Moore | $1,029,973 | $1,006,730 | $45,491 | 2026-06-30 |
| Amy Donahue | $15,649 | $12,850 | $2,799 | 2026-06-30 |
Federal data: FEC. State data: WI Ethics Commission Sunshine (non-commercial voter education use).
Ad money in this race
Who is paying to influence this race — supporting or attacking each candidate, and how much is a candidate's own committee vs. outside groups. Spend and reach are platform-disclosed ranges; figures are estimated midpoints. This shows pressure, not who wins.
Purnima Nath
$2k
Supporting
$0
Attacking
158k
Reach
$1k own committee · $949 outside (estimated)
Gwen Moore
$250
Supporting
$0
Attacking
27k
Reach
$0 own committee · $250 outside (estimated)
Amy Donahue
$99
Supporting
$0
Attacking
2k
Reach
$99 own committee · $0 outside (estimated)
Tim Rogers
$0
Supporting
$50
Attacking
2k
Reach
$0 own committee · $50 outside (estimated)
Sources
- referenceBallotpedia — WI-4 2026
- officialFEC — WI-4 Candidates
Last updated: