Market Shares Corp.
Market Shares Corp. has no polls in our database and is rated on 22 past polls scored against results (1998–2012).
Rated polls
221998–2012
Average miss
8.5All pollsters: 6.8
Lean
D+0.2Against other polls of the same races
Picked winner
82%Of rated polls
Every rated poll against the result
Each dot is one poll from the last three weeks of a race: how far its margin landed from the result. Above the line it overstated Democrats; below, Republicans. Bars show each cycle’s average lean.
- Poll
- Cycle average
22 rated polls; misses beyond 40 points are drawn at the edge. Source: 99chambers pollster ratings and polls databaseUpdated Oct 22, 2026, 3:55 AM ET
By type of race
| Race type | Rated polls | Avg. miss | All pollsters | Lean | Picked winner |
|---|---|---|---|---|---|
| Governor | 7 | 8.9 | 5.7 | R+3.8 | 86% |
| Senate | 7 | 12.0 | 5.5 | R+3.9 | 86% |
| President | 6 | 5.0 | 4.4 | R+4.4 | 67% |
| House | 2 | 4.8 | 6.8 | R+3.2 | 100% |
Avg. miss: green where it beats all pollsters’ average for that type. Source: 99chambers pollster ratings and polls databaseUpdated Oct 22, 2026, 3:55 AM ET
Among all pollsters
Average miss of every rated pollster, in points. Market Shares Corp. is marked; darker bars are pollsters with a smaller miss.
Source: 99chambers pollster ratings and polls databaseUpdated Oct 22, 2026, 3:55 AM ET