The market on whether Shabana Mahmood will be the next Chancellor of the Exchequer of the UK in 2026 saw a dramatic repricing, with the YES contract soaring 60.8 percentage points in 24 hours to 87.1%, up from 26.3% roughly one day prior. This sharp increase reflects a significant shift in market sentiment on the question.
Whale activity aligned closely with the price move, as 133 unique whales contributed to a net inflow of $42K into YES contracts. Total whale buy volume reached $86K, while sell volume was $43K, indicating a strong directional push from large traders. The overall Polymarket 24-hour volume on this market was $80K, suggesting that whale transactions comprised a substantial portion of recent trading.
The lifetime volume on this market stands at $234K, with 434 unique traders participating since inception. The combined price surge and whale net buying suggest increased conviction or new information influencing expectations about Mahmood’s chances.
This coordinated rise in price and whale flow signals that large traders are reinforcing the market’s sharp upward adjustment, making the 87.1% probability a marked re-evaluation of the outcome’s likelihood.
| Market | Will Shabana Mahmood be the next Chancellor of the Exchequer of the UK in 2026? |
|---|---|
| Market ID | 2632929 |
| 24h price change | +60.8 pp |
| YES now (PM Breaking) | 87.1% |
| YES ~24h ago (est.) | 26.3% |
| YES (Polydata overview) | 87.1% |
| Whale net flow (24h) | $42K |
| Whale buy / sell (24h) | $86K / $43K |
| Unique whales (24h) | 133 |
| Volume 24h (PM) | $80K |
| Unique traders (Polydata) | 434 |
Source: Polydata API v3 · /whales/flow + Polymarket Breaking · snapshot 2026-07-16. Data: Polydata API v3. On-chain figures are public. Realized PnL is computed over resolved markets only and excludes open positions, so it is conservative versus the Polymarket UI. This is not investment advice.