
Resolved Yes on 2 Sep 2026.
The last daily price before settlement had Yes at 73.5%. Yes opened at 57.5% on 4 Mar 2026. Before it settled, the high was 83% on 20 May 2026 and the low 36% on 4 Jul 2026. Its largest one-day move was 38 points up, to 83% on 20 May 2026. $135.79K traded over the market's life.
58 wallets still hold shares. Winners redeem theirs after settlement, so what is left is mostly the losing side.
Polymarket record as of Sep 3, 5:27 AM UTC
Daily closes of the Yes price, Polymarket CLOB · 161 points · 4 Mar 2026 – 2 Sep 2026
| Observed | Yes price |
|---|---|
| 4 Mar 2026 | 57.5% |
| 2 Sep 2026 | 73.5% |
Winners have redeemed their shares, so most of what is left is the losing side.
| Trader | Outcome | Shares |
|---|---|---|
| Melody626 | No | 30.27K |
| Indigo Signal 2966 | No | 26.91K |
| panitom | No | 5.73K |
This market will resolve according to the candidate who wins the nomination for the Democratic Party to contest the MA-08 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The Democratic primary will take place on September 1, 2026. If no nominee is announced by November 3, 2026, 11:59 PM ET, this market will resolve to "Other". The resolution source for this market will be a consensus of official Democrat sources, including https://democrats.org/. Any replacement of the nominee before election day will not change the resolution of the market.
Official listing: polymarket.com/event/ma-08-democratic-primary-winner
| No |
| 2.82K |
| pmadventurer | No | 700 |
| kittycat67 | No | 508 |
| Spectrum | No | 400 |
| Shad2y | No | 309.21 |
| Trenchstar | No | 273.69 |
| AMAM13 | No | 239.15 |
Every wallet's public record, and 80,000 ranked by lifetime P&L: Polymarket leaderboard
New to prediction markets? How to read a market page