Bitcoin price on May 31?

Platform comparison

Active sub-markets

Market context

Bitcoin's noon ET price on 31 May 2026 will settle against the Binance BTC/USDT 1-minute candle close at that specific timestamp. The market currently shows zero probability assigned to any price outcome, a reflection of the extended settlement window and the difficulty in pricing volatility nearly eighteen months forward. Resolution hinges on a single data point—the official Binance close price at 12:00 ET on that date—with ties resolved upward to the higher bracket.

Historical Bitcoin price prediction markets reveal that long-dated contracts typically trade at wide spreads, particularly when settlement windows exceed six months. The 0% probability reading here is consistent with markets awaiting initial liquidity formation rather than genuine bearish conviction. Previous multi-month Bitcoin price ranges have seen probability mass cluster around technical support and resistance levels only after substantial order flow arrives; early-stage markets often display flat or inverted probability curves until funding flows and on-ramp friction patterns become visible. Traders monitoring Klarna and SEPA deposit volumes into major exchanges have historically used those metrics as leading indicators for book depth and price discovery in forward-dated Bitcoin contracts.

Catalysts to monitor include regulatory announcements affecting UK and EU exchange licensing, changes to stablecoin settlement rails (particularly USDC liquidity on Binance), and any shifts in institutional custody infrastructure that might affect trading volumes near the settlement date. Klarna's own payment processing decisions and SEPA corridor stability will influence how efficiently capital reaches spot markets, directly affecting the liquidity available to move Bitcoin's price in the weeks preceding May 2026.

Methodology

Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). The odds column is filled only where we have clean data — that avoids the made-up numbers that get a network demoted when search engines cross-check against the source venue.

Resolution & payout

At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.

On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.

FAQ

Where can I trade this market with the lowest fees?

On Polymarket Klarna UK, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

What's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

What does it cost to trade on Polymarket Klarna UK?

Zero. Polymarket Klarna UK routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, Polymarket Klarna UK triggers a quick verification flow that finishes in minutes.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.