Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket Bot UK Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Polymarket Bot UK → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Polymarket Bot UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Polymarket Bot UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Polymarket Bot UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Polymarket Bot 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 Polymarket Bot UK.
Market context
MicroStrategy's Bitcoin acquisition strategy has become a core operational feature of the firm, with CEO Michael Saylor using the company's balance sheet as a vehicle for accumulating BTC holdings. The question here concerns whether the firm will publicly announce a purchase during the specific week of 26 May to 1 June 2026. Announcements typically arrive via press release or SEC filings, with Saylor occasionally signalling intentions through social media or earnings calls beforehand.
The 0% crowd probability reflects the absence of scheduled catalysts during this particular window. MicroStrategy's purchase announcements have historically clustered around earnings seasons, shareholder meetings, or market dislocations rather than arbitrary calendar weeks. Between January 2020 and late 2024, the firm announced major acquisitions sporadically—sometimes months apart—making any single seven-day window statistically unlikely without triggering events. The May-June period carries no obvious earnings date or corporate calendar event that would prompt a formal announcement.
For programmatic tracking, traders should monitor MicroStrategy's investor relations calendar for Q1 2026 earnings (typically April), any announced shareholder meetings, and Saylor's public statements regarding cash position or acquisition appetite. SEC filings, particularly 8-K forms, serve as the formal resolution source. Conditional order logic would benefit from flagging any press releases mentioning Bitcoin purchases or holdings updates during the settlement window, though the absence of scheduled corporate events makes this week a low-probability announcement period relative to historically active quarters.
Methodology
We track Will Microstrategy announce a Bitcoin purchase May 26-June 1? on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.
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 Polymarket Bot 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.
- How does resolution work?
- Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
- 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 Bot UK?
- Zero. Polymarket Bot 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 Bot UK triggers a quick verification flow that finishes in minutes.
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