Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Prediction Market UK Pick polygram.ink |
94% | 6% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Prediction Market UK → |
Polymarket polymarket.com |
94% | 6% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Prediction Market UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Prediction Market UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Prediction Market UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Prediction Market UK → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on Prediction Market UK.
Market context
MicroStrategy, the business intelligence software firm led by Michael Saylor, has become one of the largest corporate holders of Bitcoin. The question here is whether the company will announce a new Bitcoin purchase during a specific seven-day window in early June 2026. When you buy a YES share, you're wagering that such an announcement will occur; a NO share bets it won't. The settlement hinges entirely on official statements from MicroStrategy or Saylor within that timeframe, regardless of when any actual purchases took place.
The 92% implied probability reflects MicroStrategy's established pattern of frequent Bitcoin acquisitions over recent years. Since 2020, the company has announced dozens of purchases, often in clusters spanning weeks or months. Saylor has positioned Bitcoin as the firm's primary treasury asset strategy, and the cadence of announcements—sometimes multiple times per quarter—suggests regular accumulation rather than sporadic activity. Historical data shows that seven-day windows during active accumulation phases have frequently contained at least one announcement, anchoring the high confidence level.
Traders monitoring this market should watch for quarterly earnings calls, SEC filings, and Saylor's public statements on social media or investor conferences, all of which have served as announcement vehicles in the past. MicroStrategy's treasury management decisions often correlate with Bitcoin price movements and broader macroeconomic conditions. The June window falls within the second quarter, a period when the company typically reviews and communicates capital allocation decisions. Any material shift in Saylor's public stance on Bitcoin accumulation, or unexpected market volatility, could alter the probability trajectory before settlement.
Methodology
This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to Prediction Market UK, which mirrors the Polymarket order book directly.
Resolution & payout
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
FAQ
- Where can I trade this market with the lowest fees?
- On Prediction Market 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.
- Is this market available outside the US?
- Prediction Market UK is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.
- How fast are USDC deposits?
- Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, Prediction Market 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.
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