Race2026 cyclePrimary day 11 Aug 2026Updated

Cite this page

DonorAlpha, “Wisconsin 4th District primary 2026”, https://donoralpha.com/races/wisconsin-4th-district-primary-2026?e=c2026, updated .

Wisconsin 4th District primary 2026

No. 298 of 527 House races in the 2026 cycle

The short version

In the 2026 Wisconsin 4th District primary, 3 outside groups spent $25,075: $25,043 supporting Gwen Moore (D).

$25,075

outside money

supporting Gwen Moore (D)
$25,043

Outside money supporting and opposing each candidate

Both sides on one scale
← OpposingSupporting →
  • Gwen Moore Democrat

    $25,043

    $25,043 supporting Gwen Moore

This seat, every election

Wisconsin 4th District

$25,218

outside money in the 2026 cycle

  • Wisconsin 4th District primary 2026This page$25,075outside money
The long version

The candidates

What each candidate’s own campaign raised, beside what outside groups spent supporting and opposing them.

  • Gwen Moore

    Democrat

    the party’s nominee

    Own campaign raised
    $1.1M
    Outside money supporting
    $25,043
    Moore for Congress
  • Tim Rogers

    Republican

    the party’s nominee

  • Campaign money to 22 Jul 2026

Week by week

Outside money each week, supporting and opposing the candidates, all candidates combined.

Week of 27 Jul 2026

Supporting $25,000

Supporting candidatesOpposing candidates

The groups on each side

The biggest outside groups in this race, by what they spent supporting or opposing each candidate.

Spent supporting a candidate

  1. Rolling Sea Action Fundsupporting Gwen Moore$25,000
  2. Grassroots North Shoresupporting Gwen Moore$33
  3. Grassroots North Shoresupporting Amy Donahue$33
  4. Sierra Club Independent Actionsupporting Gwen Moore$10

Who’s connected to whom

The groups that spent supporting or opposing the candidates.

Their biggest giversGroups that spentCandidatesRolling Sea Action Fund spent $25,000 supporting Gwen Moore · $25,000Grassroots North Shore spent $33 supporting Gwen Moore · $33Grassroots North Shore spent $33 supporting Amy Donahue · $33Sierra Club Independent Action spent $10 supporting Gwen Moore · $10Let It Resound gave $1.1M to Rolling Sea Action Fund · $1.1MCoinbase gave $75,000 to Rolling Sea Action Fund · $75,000Let It ResoundLet It ResoundCompany or group · $1.1MCoinbaseCoinbaseCompany or group · $75,000Rolling Sea Action FundRolling Sea Action FundGroup · $25,000Grassroots North ShoreGrassroots North ShoreGroup · $65Sierra Club IndependentActionSierra Club Independent ActionGroup · $10Gwen MooreGwen MooreCandidate · $25,043Amy DonahueAmy DonahueCandidate · $33
  • Rolling Sea Action Fund spent supporting Gwen Moore · $25,000
  • Grassroots North Shore spent supporting Gwen Moore · $33
  • Grassroots North Shore spent supporting Amy Donahue · $33
  • Sierra Club Independent Action spent supporting Gwen Moore · $10
  • Let It Resound gave to Rolling Sea Action Fund · $1.1M
  • Coinbase gave to Rolling Sea Action Fund · $75,000
GaveSpent supportingSpent opposingSwipe to see the whole map.

Group

Rolling Sea Action Fund

  • Rolling Sea Action Fund spent $25,000 supporting Gwen Moore$25,000
  • Let It Resound gave $1.1M to Rolling Sea Action Fund$1.1M
  • Coinbase gave $75,000 to Rolling Sea Action Fund$75,000
For reporters, researchers and the professionally curious

Go deeper

The paperwork behind this race, all of it. Free with an email sign-in.

The paperwork

Sign in free with your email

It’s free. We only want your email address. We’ll never ask you to chip in $5.