| Republicans flip Democrats for Senate by November 2? | Yes | 2.3k | Not graded | — |
| Republicans flip Democrats for Senate by November 2? | No | 1.0k | Not graded | — |
| Republicans flip Democrats for Senate by November 2? | No | 864 | Not graded | — |
| Republicans flip Democrats for Senate by November 2? | No | 300 | Not graded | — |
| Republicans flip Democrats for Senate by November 2? | Yes | 238 | Not graded | — |
| Republicans flip Democrats for Senate by November 2? | No | 217 | Not graded | — |
| Republicans flip Democrats for Senate by November 2? | No | 150 | Not graded | — |
| Republicans flip Democrats for Senate by November 2? | Yes | 117 | Not graded | — |
| Republicans flip Democrats for Senate by November 2? | Yes | 110 | Not graded | — |
| Republicans flip Democrats for Senate by November 2? | Yes | 102 | Not graded | — |