Polymarket$2.32BOIOpen interest: sum of pool liquidity across all active markets, reported by the Polymarket API.
Kalshi$350.67MOIOpen interest: total contracts outstanding across all active markets, reported by the Kalshi API.
Limitless$18.48MOIOpen interest: estimated from total volume traded (USDC). Limitless does not report a separate OI metric.
Updated Today
If legislation that requires proof of U.S. citizenship as a condition of registering to vote in federal elections has become law before Jan 1, 2027, then the market resolves to Yes.
As of March 17, 2026, the Kalshi odds for Will legislation that requires proof of U.S. citizenship as a condition of registering to vote in federal elections become law before May 1, 2026? are: Before Jan 1, 2027: 22%, Before May 1, 2026: 5%. These probabilities are derived from real-money trading and update in real time.
Will legislation that requires proof of U.S. citizenship as a condition of registering to vote in federal elections become law before May 1, 2026? is currently available on Kalshi. Check PredictMarketCap for cross-platform availability as new markets are added regularly.
Prediction market odds reflect the aggregate opinion of traders who risk real money on outcomes. The price of a share (e.g., 65¢) represents the market's implied probability (65%). Prices move as traders buy and sell based on new information, polls, and analysis.
