The market on whether Shabana Mahmood will be the next Chancellor of the Exchequer of the UK in 2026 saw a dramatic shift as the YES contract price rose 52.9 percentage points to 59.2% within 24 hours. This marks a sharp repricing from an estimated 6.3% a day earlier, signaling a significant change in market sentiment toward Mahmood’s chances.
Whale activity closely matched this price move, with a net inflow of $21K into YES contracts. Over the same period, whales bought $46K and sold $25K, indicating strong demand from large traders. The 24-hour whale participation involved 107 unique whales, contributing to a total Polymarket volume of $43K. Lifetime market volume stands at $166K, with 338 unique traders having taken part since inception.
The alignment between whale flow and the price surge suggests that large traders are supporting the market’s rapid shift in odds. The combination of a steep price increase and substantial whale buying points to a notable reassessment of Mahmood’s likelihood of becoming Chancellor in 2026. This coordinated move by whales and the broader market underlines the evolving expectations embedded in this contract’s price.
| Market | Will Shabana Mahmood be the next Chancellor of the Exchequer of the UK in 2026? |
|---|---|
| Market ID | 2632929 |
| 24h price change | +52.9 pp |
| YES now (PM Breaking) | 59.2% |
| YES ~24h ago (est.) | 6.3% |
| YES (Polydata overview) | 59.2% |
| Whale net flow (24h) | $21K |
| Whale buy / sell (24h) | $46K / $25K |
| Unique whales (24h) | 107 |
| Volume 24h (PM) | $43K |
| Unique traders (Polydata) | 338 |
Source: Polydata API v3 · /whales/flow + Polymarket Breaking · snapshot 2026-07-15. 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.