Race2026 cycle · PrimariesPrimary day 16 May 2026Updated

Cite this page

DonorAlpha, “Louisiana Senate primary 2026”, https://donoralpha.com/races/louisiana-senate-primary-2026, updated .

Louisiana Senate primary 2026

No. 6 of 34 Senate races 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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