| 7h | Will the Republicans win the Iowa Senate race in 2026? | UbuntuTrading | No / 39.0¢ | -30.00 | $11.7 | |
| 7h | Will the Republicans win the Iowa Senate race in 2026? | scooterkid | Yes / 60.0¢ | -30.00 | $18 | |
| 14h | Will the Democrats win the Iowa Senate race in 2026? | norbika | Yes / 36.1¢ | -6.53 | $2.36 | |
| 14h | Will the Democrats win the Iowa Senate race in 2026? | zerosmart | Yes / 37.0¢ | +6.53 | $2.42 | |
| 19h | Will the Republicans win the Iowa Senate race in 2026? | Colala | No / 38.0¢ | -30.00 | $11.4 | |
| 19h | Will the Republicans win the Iowa Senate race in 2026? | cowcat | Yes / 61.1¢ | -60.00 | $36.6 | |
| 19h | Will the Republicans win the Iowa Senate race in 2026? | Colala | Yes / 62.0¢ | +30.00 | $18.6 | |
| 21h | Will the Democrats win the Iowa Senate race in 2026? | Golftango | Yes / 36.1¢ | -87.99 | $31.7 | |
| 21h | Will the Democrats win the Iowa Senate race in 2026? | zerosmart | Yes / 37.0¢ | +87.99 | $32.6 | |
| 23h | Will the Democrats win the Iowa Senate race in 2026? | ItsRigg3d | No / 63.0¢ | +47.62 | $30.4 | |
| 23h | Will the Democrats win the Iowa Senate race in 2026? | zerosmart | Yes / 37.0¢ | +47.62 | $17.6 | |
| 1d | Will the Democrats win the Iowa Senate race in 2026? | korda77 | No / 63.0¢ | +15.62 | $9.99 | |
| 1d | Will the Democrats win the Iowa Senate race in 2026? | zerosmart | Yes / 37.0¢ | +15.62 | $5.78 | |
| 1d | Will the Republicans win the Iowa Senate race in 2026? | korda77 | No / 36.0¢ | +15.63 | $5.63 | |
| 1d | Will the Republicans win the Iowa Senate race in 2026? | 0x08af2d3c194043d556F2915EC7Bc0106D8F3b268-1722909953142 | Yes / 64.0¢ | +15.63 | $10.1 | |
| 1d | Will the Democrats win the Iowa Senate race in 2026? | 0xcdEb45e34d6418A07E4504C5f91EC057C9051eb1-1775738537521 | No / 60.0¢ | -8.19 | $4.92 | |
| 1d | Will the Democrats win the Iowa Senate race in 2026? | Haradwaith | Yes / 39.0¢ | -8.19 | $3.19 | |
| 1d | Will the Republicans win the Iowa Senate race in 2026? | scooterkid | Yes / 63.0¢ | +30.00 | $19.2 | |
| 1d | Will the Republicans win the Iowa Senate race in 2026? | Colala | No / 37.0¢ | +30.00 | $11.1 | |
| 1d | Will the Democrats win the Iowa Senate race in 2026? | e46m3 | No / 61.7¢ | +166.58 | $104 | |
| 1d | Will the Democrats win the Iowa Senate race in 2026? | .0. | Yes / 38.0¢ | +20.00 | $7.6 | |
| 1d | Will the Democrats win the Iowa Senate race in 2026? | AnEggplant | No / 61.0¢ | -41.83 | $25.5 | |
| 1d | Will the Democrats win the Iowa Senate race in 2026? | norbika | Yes / 39.0¢ | +6.53 | $2.55 | |
| 1d | Will the Democrats win the Iowa Senate race in 2026? | norbika | Yes / 39.0¢ | +8.52 | $3.32 | |
| 1d | Will the Democrats win the Iowa Senate race in 2026? | zerosmart | Yes / 37.0¢ | +9.70 | $3.59 | |
| 1d | Will the Democrats win the Iowa Senate race in 2026? | Haradwaith | Yes / 38.0¢ | +80.00 | $30.4 | |
| 1d | Will the Republicans win the Iowa Senate race in 2026? | e46m3 | No / 38.0¢ | +165.00 | $62.7 | |
| 1d | Will the Republicans win the Iowa Senate race in 2026? | theginth | Yes / 62.0¢ | +165.00 | $104 | |
| 1d | Will the Democrats win the Iowa Senate race in 2026? | UbuntuTrading | No / 60.0¢ | +5.74 | $3.44 | |
| 1d | Will the Democrats win the Iowa Senate race in 2026? | vaccatinous | No / 59.0¢ | -5.74 | $3.39 | |
| 2d | Will the Republicans win the Iowa Senate race in 2026? | RadioCCOD | No / 39.0¢ | +29.04 | $11.6 | |
| 2d | Will the Republicans win the Iowa Senate race in 2026? | Haradwaith | No / 39.0¢ | -29.04 | $11.3 | |
| 2d | Will the Democrats win the Iowa Senate race in 2026? | 0x6bd1...3c9e1d | Yes / 38.0¢ | -0.16 | $0.06 | |
| 2d | Will the Democrats win the Iowa Senate race in 2026? | AnEggplant | No / 61.0¢ | -0.16 | $0.1 | |
| 2d | Will the Republicans win the Iowa Senate race in 2026? | 0x7c81...835d38 | No / 37.1¢ | -0.75 | $0.28 | |
| 2d | Will the Republicans win the Iowa Senate race in 2026? | korda77 | No / 38.0¢ | +0.75 | $0.28 | |
| 2d | Will the Democrats win the Iowa Senate race in 2026? | AnEggplant | No / 61.0¢ | -0.75 | $0.46 | |
| 2d | Will the Democrats win the Iowa Senate race in 2026? | 0x7c81...835d38 | Yes / 38.0¢ | -0.75 | $0.29 | |
| 2d | Will the Republicans win the Iowa Senate race in 2026? | Haradwaith | No / 39.0¢ | -9.00 | $3.51 | |
| 2d | Will the Republicans win the Iowa Senate race in 2026? | 0x64f2...1b4a6d | No / 39.0¢ | +9.00 | $3.6 | |
| 2d | Will the Republicans win the Iowa Senate race in 2026? | Haradwaith | No / 39.0¢ | -10.00 | $3.9 | |
| 2d | Will the Republicans win the Iowa Senate race in 2026? | RadioCCOD | No / 39.0¢ | +10.00 | $4 | |
| 2d | Will the Republicans win the Iowa Senate race in 2026? | RadioCCOD | No / 39.0¢ | +10.00 | $4 | |
| 2d | Will the Republicans win the Iowa Senate race in 2026? | Haradwaith | No / 39.0¢ | -10.00 | $3.9 | |
| 3d | Will the Democrats win the Iowa Senate race in 2026? | UbuntuTrading | No / 60.0¢ | +3.33 | $2 | |
| 3d | Will the Democrats win the Iowa Senate race in 2026? | 0x41be7957f2daCa0401b0214D198868595f945f38-1770297261849 | No / 59.0¢ | -3.33 | $1.97 | |
| 3d | Will the Democrats win the Iowa Senate race in 2026? | AnEggplant | No / 61.0¢ | -5.74 | $3.5 | |
| 3d | Will the Democrats win the Iowa Senate race in 2026? | vaccatinous | No / 61.0¢ | +5.74 | $3.56 | |
| 3d | Will the Democrats win the Iowa Senate race in 2026? | vaccatinous | Yes / 38.0¢ | -2.50 | $0.95 | |
| 3d | Will the Democrats win the Iowa Senate race in 2026? | AnEggplant | No / 61.0¢ | -2.50 | $1.52 | |