Races.

In the 2026 Michigan Senate primary, 44 outside groups spent $74.7M: 69.4% supporting candidates and 30.6% opposing candidates, all candidates combined.

$74.7M

outside money

In the 2026 Kentucky Senate primary, 20 outside groups spent $46.1M: 57.3% supporting candidates and 42.7% opposing candidates, all candidates combined.

$46.1M

outside money

In the 2026 Texas Senate primary, 22 outside groups spent $44.3M: 26.7% supporting candidates and 73.3% opposing candidates, all candidates combined.

$44.3M

outside money

In the 2026 Illinois Senate primary, 8 outside groups spent $24.6M: 43.9% supporting candidates and 56.1% opposing candidates, all candidates combined.

$24.6M

outside money

In the 2026 Minnesota Senate primary, 26 outside groups spent $20.2M: 53.6% supporting candidates and 46.4% opposing candidates, all candidates combined.

$20.2M

outside money

In the 2026 Louisiana Senate primary, 10 outside groups spent $17.8M: 36.3% supporting candidates and 63.7% opposing candidates, all candidates combined.

$17.8M

outside money

In the 2026 Alabama Senate primary, 11 outside groups spent $13.6M: 95.1% supporting candidates and 4.9% opposing candidates, all candidates combined.

$13.6M

outside money

In the 2026 Alaska Senate primary, 21 outside groups spent $12.2M: 28.8% supporting candidates and 71.2% opposing candidates, all candidates combined.

$12.2M

outside money

In the 2026 South Carolina Senate primary, 9 outside groups spent $11.4M: 42.7% supporting candidates and 57.3% opposing candidates, all candidates combined.

$11.4M

outside money

In the 2026 Iowa Senate primary, 14 outside groups spent $10.9M: 99.2% supporting candidates and 0.8% opposing candidates, all candidates combined.

$10.9M

outside money

In the 2026 Massachusetts Senate primary, 6 outside groups spent $7.9M: 29.4% supporting candidates and 70.6% opposing candidates, all candidates combined.

$7.9M

outside money

In the 2026 Maine Senate primary, 18 outside groups spent $6.2M: 30.6% supporting candidates and 69.4% opposing candidates, all candidates combined.

$6.2M

outside money

In the 2026 Montana Senate primary, 7 outside groups spent $5.5M: 72.1% supporting candidates and 27.9% opposing candidates, all candidates combined.

$5.5M

outside money

In the 2026 Georgia Senate primary, 9 outside groups spent $5.3M: 82.1% supporting candidates and 17.9% opposing candidates, all candidates combined.

$5.3M

outside money

In the 2026 New Hampshire Senate primary, 12 outside groups spent $4.9M: 70.6% supporting candidates and 29.4% opposing candidates, all candidates combined.

$4.9M

outside money

In the 2026 Kansas Senate primary, 4 outside groups spent $2.9M, all of it supporting candidates.

$2.9M

outside money

In the 2026 Ohio Senate special primary, 8 outside groups spent $2.8M: 49.7% supporting candidates and 50.3% opposing candidates, all candidates combined.

$2.8M

outside money

In the 2026 North Carolina Senate primary, 8 outside groups spent $2.4M: 89.2% supporting candidates and 10.8% opposing candidates, all candidates combined.

$2.4M

outside money

In the 2026 Oklahoma Senate primary, 5 outside groups spent $2.1M, all of it supporting candidates.

$2.1M

outside money

In the 2026 Nebraska Senate primary, 8 outside groups spent $1.3M: 95.3% supporting candidates and 4.7% opposing candidates, all candidates combined.

$1.3M

outside money

In the 2026 Wyoming Senate primary, 7 outside groups spent $1.2M: 97.8% supporting candidates and 2.2% opposing candidates, all candidates combined.

$1.2M

outside money

In the 2026 Colorado Senate primary, 7 outside groups spent $832K, all of it supporting candidates.

$832K

outside money

In the 2026 Tennessee Senate primary, 4 outside groups spent $760K, all of it supporting candidates.

$760K

outside money

In the 2026 Arkansas Senate primary, 2 outside groups spent $741K: 89.8% supporting candidates and 10.2% opposing candidates, all candidates combined.

$741K

outside money

In the 2026 Florida Senate special primary, 11 outside groups spent $705K: 94.9% supporting candidates and 5.1% opposing candidates, all candidates combined.

$705K

outside money

In the 2026 South Dakota Senate primary, 2 outside groups spent $566K, all of it supporting candidates.

$566K

outside money

In the 2026 Mississippi Senate primary, 3 outside groups spent $508K: 85.1% supporting candidates and 14.9% opposing candidates, all candidates combined.

$508K

outside money

In the 2026 West Virginia Senate primary, 2 outside groups spent $338K, all of it supporting candidates.

$338K

outside money

In the 2026 Virginia Senate primary, 2 outside groups spent $150K, all of it supporting candidates.

$150K

outside money

In the 2026 Oregon Senate primary, 2 outside groups spent $25,120, all of it supporting candidates.

$25,120

outside money

In the 2026 Delaware Senate primary, 2 outside groups spent $11,569, all of it supporting candidates.

$11,569

outside money