The Polymarket contract “US charges Hormuz fees by August 31, 2026?” experienced a sharp 23.6 percentage point decline in its YES price over 24 hours, dropping from an estimated 27.5% to 3.9% as of the July 15 snapshot. This dramatic repricing contrasts with whale activity, which saw net inflows of $44K into YES positions during the same period. Whales accounted for $66K in buy volume against $22K in sells, involving 79 unique large traders.
This divergence between price direction and whale flow is notable, as the overall 24-hour volume for the market totaled $67K, nearly matching the lifetime market volume of $78K, indicating concentrated recent trading activity. The total number of unique traders recorded by Polydata stands at 204, showing a moderate level of market participation beyond the whales.
The opposing signals suggest that while the broader market rapidly discounted the chances of the US charging Hormuz fees by the end of August 2026, large investors are accumulating YES contracts, possibly reflecting a differing assessment or hedging strategy. This split between tape and whale flow highlights a complex market dynamic, where price action and sizable bets are not aligned.
| Market | US charges Hormuz fees by August 31, 2026? |
|---|---|
| Market ID | 2907312 |
| 24h price change | +23.6 pp |
| YES now (PM Breaking) | 3.9% |
| YES ~24h ago (est.) | 27.5% |
| YES (Polydata overview) | 3.9% |
| Whale net flow (24h) | $44K |
| Whale buy / sell (24h) | $66K / $22K |
| Unique whales (24h) | 79 |
| Volume 24h (PM) | $67K |
| Unique traders (Polydata) | 204 |
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.