The market on whether Shabana Mahmood will be the next Chancellor of the Exchequer of the UK in 2026 saw a dramatic rise in its YES price, climbing 55.7 percentage points from an estimated 32.5% to 88.2% within 24 hours. This substantial repricing reflects a rapid shift in market sentiment toward this outcome.
Whale activity supported this move, with net inflows of $41K into YES contracts. Whale buy volume totaled $83K, while sell volume was $42K, indicating a strong preference among large traders to increase their exposure to YES. A total of 133 unique whales participated in trading over this period. The overall 24-hour volume on Polymarket for this market was $79K, out of a lifetime volume of $232K, with 430 unique traders having engaged since inception.
The alignment of whale flow with the rising YES price shows a consensus between large traders and market pricing. This combined surge in both price and whale buying signals heightened conviction in the market about Mahmood’s chances of becoming Chancellor by 2026, marking a significant update in expectations.
| Market | Will Shabana Mahmood be the next Chancellor of the Exchequer of the UK in 2026? |
|---|---|
| Market ID | 2632929 |
| 24h price change | +55.7 pp |
| YES now (PM Breaking) | 88.2% |
| YES ~24h ago (est.) | 32.5% |
| YES (Polydata overview) | 88.2% |
| Whale net flow (24h) | $41K |
| Whale buy / sell (24h) | $83K / $42K |
| Unique whales (24h) | 133 |
| Volume 24h (PM) | $79K |
| Unique traders (Polydata) | 430 |
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.