Polymarket Seeks US Margin License as Event-Contract Leverage Race Widens
Polymarket has filed for a US margin license, chasing Kalshi's FCM-backed perpetuals and signaling leverage as prediction markets' next growth axis.
Polymarket has submitted a US license application that would let it offer margin trading, according to a report from The Defiant. The filing would allow users to open positions without posting full collateral upfront — a structural departure from the platform’s current US model, where traders lock the entire notional value of a bet before settlement.
Capital efficiency vs. liquidation risk
The mechanics are straightforward for anyone who’s traded derivatives: the same account balance supports a materially larger notional once margin replaces full collateralization. That efficiency comes paired with liquidation exposure if a position moves against the trader — a risk profile standard in leveraged crypto and equities markets, but new territory for CFTC-adjacent event contracts.
Until now, binary-outcome prediction markets have been defined largely by simple yes/no contracts requiring full upfront stakes. Introducing margin would push Polymarket’s product sophistication closer to that of a derivatives exchange than a traditional betting venue.
Kalshi’s FCM template
The filing follows Kalshi’s recent launch of perpetual-style contracts backed by a Futures Commission Merchant (FCM) structure — the same regulatory wrapper traditional derivatives brokers use to extend margin to clients. Polymarket’s application appears to be an attempt to replicate that chassis for its own US-facing operations, putting the two platforms on a converging path toward leveraged event-contract trading.
Both platforms have been expanding aggressively inside US regulatory perimeters after years of operating under differing constraints abroad. The parallel push toward margin and perpetual-style products signals that both see leveraged trading flow — not just retail directional betting — as the next volume driver for the category.
What’s not yet disclosed
No approval timeline has been given, and Polymarket has not published specific margin parameters — maintenance requirements, maximum leverage ratios, or collateral terms remain unconfirmed. Whether regulators grant the license, and under what conditions, will determine how closely Polymarket’s eventual margin product can mirror Kalshi’s existing FCM-backed perpetuals.
For traders positioning around either venue, the actionable variables are the license outcome and the collateral ratios attached to it. Those terms will define how much incremental exposure the shift actually unlocks relative to what Kalshi’s perpetuals already offer.