Republican Party of Iowa
| $11,762,725.11 | $11,805,609.93 |
Iowa Democratic Party
| $11,328,130.84 | $11,865,947.15 |
Credit Union PAC
| $2,995,752.59 | $2,949,430.74 |
Afscme Iowa Council 61 people
| $1,176,400.00 | $1,177,242.04 |
Iowa State Education Assn PAC or Isea PAC
| $853,973.58 | $858,310.73 |
Rpac Iowa - Realtors PAC
| $586,602.45 | $559,944.65 |
Associated General Contractors of Iowa PAC
| $565,208.02 | $573,484.66 |
Great Plains Laborers' District Council Iowa PAC
| $439,661.00 | $447,430.84 |
Joni PAC Iowa
| $423,112.91 | $428,359.70 |
Iowa Health PAC
| $391,261.46 | $371,558.68 |
Iowa Farm Bureau Federation PAC
| $361,557.66 | $571,721.26 |
Bankers Unite in Legislative Decisions Aka: Build
| $328,690.46 | $409,915.04 |
Berkshire Hathaway Energy Company PAC
| $314,257.92 | $349,138.71 |
Heavy Highway PAC
| $310,801.15 | $309,413.80 |
Hy-Vee Inc Employees' PAC
| $303,334.23 | $328,750.00 |
Iowa State Building & Trades Council Pec
| $299,840.82 | $300,706.85 |
Iha PAC
| $285,179.48 | $303,499.04 |
Polk County Democratic Central Committee
| $283,097.50 | $246,427.68 |
Planned Parenthood Advocates of Iowa PAC
| $263,697.76 | $207,325.30 |
Master Builders of Iowa PAC
| $250,900.70 | $297,145.15 |
Iowa Committee on Political Education - AFL-CIO
| $226,994.57 | $222,727.18 |
Justice for All PAC
| $224,678.43 | $215,915.12 |
Operating Engineers Local 234 Political Fund
| $222,254.93 | $262,720.31 |
Wellmark Inc PAC or Wellpac
| $175,001.33 | $154,715.01 |
Iowa Dental PAC
| $171,907.72 | $193,578.77 |