Resolves based on BTC/USD spot price on Coinbase or Binance, checking whether it reaches or exceeds $90,000 at any point between market creation and September 27, 2026, 23:59 UTC. BTC was trading at approximately $85,700 as of September 22, 2026 (04:00 UTC), up over 6% in 24 hours after a short squeeze liquidated $648M in bearish bets and pushed BTC above $85,000 for the first time in 8 months.