Is Polymarket custodial? Who holds your funds?
No. Polymarket is listed as non-custodial: your funds stay in a wallet you control, not with the venue.
Checked 2026-10-17 · 3 sources- International docs say Polymarket is non-custodial, with positions held as ERC-1155 tokens on Polygon and pUSD as collateral; Magic Link and proxy-wallet users have a recovery path.
- Non-custodial does not mean risk-free. Smart-contract bugs, phishing and malicious approvals can still lose funds.
- We list 4 reported incidents for Polymarket on its legit check.
Sources: Polymarket Docs: Fees · Polymarket Docs: Taker Rebate Program · Polymarket Docs: Referral Program (terms effective 2026-05-28). The venue's own page wins if it disagrees with ours.
Polymarket
Prediction market. Polymarket is a prediction market where users trade Yes/No outcome shares on an order book. It runs two separate platforms: the international, crypto-based polymarket.com on Polygon, and Polymarket US, a fiat, CFTC-regulated exchange operated by QCX LLC. The international site also lists perpetual futures.
Full Polymarket sheet: fees, custody, incidents →