Will a Millennium Prize be awarded for any unsolved Millennium Prize Problem before Jan 1, 2027?
chance of YES2%
-0.9pp in 24h
Price range (120d)
0–20%
24h volume
6.7K
Open interest
57.4K
Bid / ask
3¢ / 5¢
Odds and volume
daily, 120 daysLine: daily closing YES price (= implied probability). Bars: contracts traded.
Order book
top 5| Bid | Size | Ask | Size |
|---|---|---|---|
| 2.6¢ | 30 | 4.7¢ | 3 |
| 2.5¢ | 57 | 4.9¢ | 30 |
| 2.0¢ | 20 | 5.0¢ | 50 |
| 1.8¢ | 4 | 5.4¢ | 6 |
| 1.7¢ | 9,842 | 5.5¢ | 56 |
Mid 3.6¢ · spread 2.1¢
Open on Kalshi
We don't execute trades; odds are aggregated from public data.
Other outcomes in this event
Before 202919%55
Before 20287%99
Recent large orders
≥ $1K · 14 days| When | Side | Price | Contracts | Size |
|---|---|---|---|---|
| NO | 98¢ | 6,704 | $7K |
Orders stitched together from Kalshi's anonymous fills.