Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via March Madness Predictions) Pick polygram.ink (preferred broker) |
1% | 99% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
1% | 99% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | See live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | See live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | See live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | See live odds → |
Market context
MicroStrategy is expected to announce whether it acquired additional Bitcoin between 30 June and 6 July, a real-world event that directly determines the outcome of the prediction market. The crowd currently assigns only a 1% chance to a “Yes” resolution, reflecting scepticism that the firm will confirm a purchase within this narrow window.
Historically, MicroStrategy has frequently announced Bitcoin acquisitions in late June, including 4,980 BTC between 23 and 29 June 2025 and 10,100 BTC on 16 June 2025, yet it explicitly reported no purchases for the exact 30 June–6 July period in early July 2025[2][5]. This pattern suggests that while the company often buys near the end of June, it does not always confirm acquisitions within the following week, framing the current low probability as consistent with prior behaviour rather than an anomaly.
Traders should monitor official announcements from MicroStrategy or Michael Saylor during the settlement window, particularly any regulatory filings or press releases confirming new holdings[1][6]. The company recently purchased 520 BTC on 22 June 2026, but whether this triggers a formal announcement within the 30 June–6 July timeframe remains uncertain[6]. No stock-sale proceeds or earnings calls have been scheduled in the immediate days ahead that would compel a disclosure, making the outcome dependent on voluntary communication rather than regulatory necessity[1].
Methodology
Sports-specific comparison page for Will Microstrategy announce a Bitcoin purchase June 30-July 6?. Polymarket's live quote (Polygon order book) plus platform attributes for the three reference venues. Sports markets reward liquidity — Polymarket and Betfair are materially deeper than Kalshi or Manifold.
Resolution & payout
Sports markets typically settle on official final-whistle plus league confirmation. Polymarket uses UMA Optimistic Oracle with a source URL per contract — usually official league data feeds or ESPN/Soccerway. Two-hour dispute window, then smart-contract payout in USDC.
FAQ
- When do sports markets resolve?
- Typically within hours of the official final whistle. Polymarket uses UMA Optimistic Oracle with source URLs pointing at official league data feeds — e.g. the Premier League for EPL markets, UEFA for Champions League, FIFA for World Cup.
- Can I bet on individual matches?
- Yes, Polymarket lists every major Premier League / Champions League / World Cup match as its own market. Liquidity varies — top matches like El Clásico or a semi-final often have six-figure pools, lower-league games closer to three-figure.
- What are live sports odds on Polymarket?
- Some top-tier matches stay open during play — you can trade the half-time probability in the 70th minute. Polymarket mid-prices update second-by-second; any frontend mirroring the order book shows the same movement.
- Which sports markets are available?
- Football (soccer) dominates — Champions League, World Cup, Premier League, La Liga, Bundesliga — followed by NFL, NBA, tennis Grand Slams, Formula 1, boxing/MMA. Resolution via official league source confirmation.
- How fast do sports winnings settle?
- Once the official league outcome is logged in the UMA Oracle (typically 1-2 hours after the final whistle), Polymarket's smart contract triggers USDC payout. To your wallet within minutes.
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