The market on whether Shabana Mahmood will be the next Chancellor of the Exchequer of the UK in 2026 saw a dramatic repricing over the past 24 hours, with the YES contract jumping 31.6 percentage points from 53.5% to 85.2%.
This sharp move reflects a substantial shift in trader sentiment on Polymarket, where the 24-hour volume reached $74K amid a lifetime market volume of $214K and a total of 394 unique traders participating since inception.
Whale activity strongly confirmed the price movement. Net whale flow into YES contracts totaled $41K, supported by $81K in whale buy volume against $40K in sell volume. A broad base of 134 unique whales engaged in trading over the day, signaling coordinated conviction behind the surge in odds.
The alignment of whale flow with the tape indicates that large traders are reinforcing the market’s bullish reassessment of Mahmood’s chances. The combination of a 31.6 percentage point increase in the YES price and significant whale buying suggests growing confidence in this outcome among both retail and institutional participants.
This repricing and whale engagement together point to a strong market consensus that Shabana Mahmood’s prospect of becoming Chancellor in 2026 has risen markedly in the eyes of Polymarket traders.
| Market | Will Shabana Mahmood be the next Chancellor of the Exchequer of the UK in 2026? |
|---|---|
| Market ID | 2632929 |
| 24h price change | +31.6 pp |
| YES now (PM Breaking) | 85.2% |
| YES ~24h ago (est.) | 53.5% |
| YES (Polydata overview) | 85.2% |
| Whale net flow (24h) | $41K |
| Whale buy / sell (24h) | $81K / $40K |
| Unique whales (24h) | 134 |
| Volume 24h (PM) | $74K |
| Unique traders (Polydata) | 394 |
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.