Race2026 cycle · Special electionsPrimary day 16 May 2026Updated

Cite this page

DonorAlpha, “Louisiana Senate primary 2026”, https://donoralpha.com/races/louisiana-senate-primary-2026?e=c2026&el=special, updated .

Louisiana Senate primary 2026

No. 16 of 68 Senate races in the 2026 cycle

This race is in the 2026 primaries.

The short version

In the 2026 Louisiana Senate primary, 10 outside groups spent $17.8M: $5.9M supporting Julia Letlow (R), $10.8M opposing Julia Letlow, $598K supporting William Cassidy (R) and $543K opposing William Cassidy.

$17.8M

outside money

supporting Julia Letlow (R)
$5.9M
opposing Julia Letlow (R)
$10.8M
supporting William Cassidy (R)
$598K
opposing William Cassidy (R)
$543K

Outside money supporting and opposing each candidate

Both sides on one scale
← OpposingSupporting →
  • Julia Letlow Republican

    $10.8M
    $5.9M

    $5.9M supporting Julia Letlow · $10.8M opposing Julia Letlow

  • William Cassidy Republican

    $543K
    $598K

    $598K supporting William Cassidy · $543K opposing William Cassidy

The long version

The candidates

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

  • Julia Letlow

    Republican

    the party’s nominee

    Own campaign raised
    $6.2M
    Outside money supporting
    $5.9M
    Outside money opposing
    $10.8M
    Julia Letlow for Louisiana
  • Jamie Davis

    Democrat

    the party’s nominee

    Own campaign raised
    $2.0M
    Jamie Davis for U.S. Senate
  • William Cassidy

    Republican

    Own campaign raised
    $7.0M
    Outside money supporting
    $598K
    Outside money opposing
    $543K
    Bill Cassidy for US Senate
  • Campaign money to 30 Jun 2026

Week by week

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

Week of 11 May 2026

Supporting $358KOpposing $14,083

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. Accountability Project Incsupporting Julia Letlow$4.8M
  2. Clearpath Action Fundsupporting William Cassidy$598K
  3. Save American Freedomsupporting Julia Letlow$538K
  4. Fellowship PACsupporting Julia Letlow$350K
  5. Maha PACsupporting Julia Letlow$164K
  6. Hope in Action PACsupporting Julia Letlow$74,130
  7. Club for Growth PACsupporting Blake Miguez$1,658

Spent opposing a candidate

  1. Louisiana Freedom Fundopposing Julia Letlow$10.8M
  2. Maha PACopposing William Cassidy$543K
  3. 4THE56opposing Blake Miguez$2,063
  4. Early Vote Action PACopposing William Cassidy$83

Who’s connected to whom

The groups that spent supporting or opposing the candidates.

Their biggest giversGroups that spentCandidatesLouisiana Freedom Fund spent $10.8M opposing Julia Letlow · $10.8MAccountability Project Inc spent $4.8M supporting Julia Letlow · $4.8MClearpath Action Fund spent $598K supporting William Cassidy · $598KMaha PAC spent $543K opposing William Cassidy · $543KSave American Freedom spent $538K supporting Julia Letlow · $538KFellowship PAC spent $350K supporting Julia Letlow · $350KMaha PAC spent $164K supporting Julia Letlow · $164KHope in Action PAC spent $74,130 supporting Julia Letlow · $74,1304THE56 spent $2,063 opposing Blake Miguez · $2,063Louisiana Legacy Policy Solutions gave $4.5M to Louisiana Freedom Fund · $4.5MOberndorf Enterprises gave $500K to Louisiana Freedom Fund · $500KSecuring American Greatness (MD) gave $1.0M to Accountability Project Inc · $1.0MAlliance for Economic Freedom (MI) gave $500K to Accountability Project Inc · $500KBotanic Tonics gave $1.0M to Maha PAC · $1.0MMaha Action (NY) gave $750K to Maha PAC · $750KClearpath Action for Conservative Energy gave $4.0M to Clearpath Action Fund · $4.0MCommonsense Policy in Action gave $720K to Save American Freedom · $720KHoosier Leadership for America (MA) gave $30,000 to Save American Freedom · $30,000Cantor Fitzgerald gave $10.0M to Fellowship PAC · $10.0MAnchor Labs gave $1.0M to Fellowship PAC · $1.0MLetlow Victory Fund gave $167K to Hope in Action PAC · $167KBroussard, David & Moroux gave $10,000 to Hope in Action PAC · $10,000Louisiana Legacy PolicySolutionsLouisiana Legacy Policy SolutionsCompany or group · $4.5MOberndorf EnterprisesOberndorf EnterprisesCompany or group · $500KSecuring American Greatness(MD)Securing American Greatness (MD)Company or group · $1.0MAlliance for EconomicFreedom (MI)Alliance for Economic Freedom (MI)Company or group · $500KBotanic TonicsBotanic TonicsCompany or group · $1.0MMaha Action (NY)Maha Action (NY)Company or group · $750KClearpath Action forConservative EnergyClearpath Action for Conservative EnergyCompany or group · $4.0MCommonsense Policy in ActionCommonsense Policy in ActionCompany or group · $720KHoosier Leadership forAmerica (MA)Hoosier Leadership for America (MA)Company or group · $30,000Cantor FitzgeraldCantor FitzgeraldCompany or group · $10.0MAnchor LabsAnchor LabsCompany or group · $1.0MLetlow Victory FundLetlow Victory FundCompany or group · $167KBroussard, David & MorouxBroussard, David & MorouxCompany or group · $10,000Louisiana Freedom FundLouisiana Freedom FundGroup · $10.8MAccountability Project IncAccountability Project IncGroup · $4.8MMaha PACMaha PACGroup · $707KClearpath Action FundClearpath Action FundGroup · $598KSave American FreedomSave American FreedomGroup · $538KFellowship PACFellowship PACGroup · $350KHope in Action PACHope in Action PACGroup · $74,1304THE564THE56Group · $2,063Julia LetlowJulia LetlowCandidate · $16.7MWilliam CassidyWilliam CassidyCandidate · $1.1MBlake MiguezBlake MiguezCandidate · $3,721
  • Louisiana Freedom Fund spent opposing Julia Letlow · $10.8M
  • Accountability Project Inc spent supporting Julia Letlow · $4.8M
  • Clearpath Action Fund spent supporting William Cassidy · $598K
  • Maha PAC spent opposing William Cassidy · $543K
  • Save American Freedom spent supporting Julia Letlow · $538K
  • Fellowship PAC spent supporting Julia Letlow · $350K
  • Maha PAC spent supporting Julia Letlow · $164K
  • Hope in Action PAC spent supporting Julia Letlow · $74,130
  • 4THE56 spent opposing Blake Miguez · $2,063
  • Louisiana Legacy Policy Solutions gave to Louisiana Freedom Fund · $4.5M
  • Oberndorf Enterprises gave to Louisiana Freedom Fund · $500K
  • Securing American Greatness (MD) gave to Accountability Project Inc · $1.0M
  • Alliance for Economic Freedom (MI) gave to Accountability Project Inc · $500K
  • Botanic Tonics gave to Maha PAC · $1.0M
  • Maha Action (NY) gave to Maha PAC · $750K
  • Clearpath Action for Conservative Energy gave to Clearpath Action Fund · $4.0M
  • Commonsense Policy in Action gave to Save American Freedom · $720K
  • Hoosier Leadership for America (MA) gave to Save American Freedom · $30,000
  • Cantor Fitzgerald gave to Fellowship PAC · $10.0M
  • Anchor Labs gave to Fellowship PAC · $1.0M
  • Letlow Victory Fund gave to Hope in Action PAC · $167K
  • Broussard, David & Moroux gave to Hope in Action PAC · $10,000
GaveSpent supportingSpent opposingSwipe to see the whole map.

Group

Louisiana Freedom Fund

  • Louisiana Freedom Fund spent $10.8M opposing Julia Letlow$10.8M
  • Louisiana Legacy Policy Solutions gave $4.5M to Louisiana Freedom Fund$4.5M
  • Oberndorf Enterprises gave $500K to Louisiana Freedom Fund$500K
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