Bonbast: past results & live odds
Bonbast is a monthly series of prediction markets listed on Polymarket. This page tracks the event trading now, the results of the last 10 that resolved — with the odds the market gave the winner 24 hours before close — and how often the favorite of that moment actually won. Over the last 6 resolved events where the price history proves who the favorite was 24 hours before close, the favorite won 4 of 6 (67%), priced at 79% on average.
Trading now
USD x Iranian rials End of October?2.8M+ 65% · 2.6-2.7M 22% · 2.7-2.8M 15% — resolves Nov 1, 2026 · $38K traded
- USD x Iranian rials End of December? — 2.5 - 3.0M 26%, 3.0 - 3.5M 21%
Recent results
| Event | Resolved | Winner | Winner's odds 24h before | Favorite 24h before |
|---|---|---|---|---|
| USD x Iranian rials End of September? | Oct 2, 2026 | 2.2M+ | >99% | 2.2M+ >99% — won |
| USD x Iranian rials End of September? (Higher Strikes) | Oct 2, 2026 | 2.5 to 2.8M | 92% | 2.5 to 2.8M 92% — won |
| USD x Iranian rials End of August? | Sep 2, 2026 | 2.1-2.2M | 61% | 2.1-2.2M 61% — won |
| USD x Iranian rials End of July? | Aug 2, 2026 | 1.9M+ | 88% | 1.9M+ 88% — won |
| USD x Iranian rials End of June? | Jul 2, 2026 | 1.7-1.8M | 33% | 1.6-1.7M 41% — lost |
| Will USD hit ___ Iranian rials by June 30? | Jul 2, 2026 | ↓ 1.7M and ↓ 1.6M | — | — |
| Will USD hit ___ Iranian rials by May 31? | Jun 2, 2026 | ↑ 1.8M | 100% | — |
| Will USD hit ___ Iranian rials by April 30? | May 2, 2026 | ↑ 1.6M and ↑ 1.7M | — | — |
| Will USD hit ___ Iranian rials by March 31? | Apr 2, 2026 | ↓ 1.6M, ↓ 1.5M +1 more | — | — |
| Will USD reach 1.7M Iranian rials by February 28? | Mar 2, 2026 | Yes | 8% | No 92% — lost |
Sources: settlements and events from Polymarket's public Gamma API; odds 24 hours before close (the earlier of the scheduled end and the actual close) from Polymarket's public CLOB price history. A “—” means the price history doesn't prove it, so that event is left out of the favorite count rather than estimated.