Bitcoin (BTC) — Today, 21 Sep 2026

Current price: ~$85,881 USD

24h change: +5.78%

24h high: ~$86,274

24h low: ~$80,657

Market cap: around $1.72 trillion

24h trading volume: roughly $43–51 billion

Circulating supply: ~20.09 million BTC

All-time high: around $126,198

Market note: BTC has made a strong move higher today, trading around the mid-$85K area after opening near $81K.

*Prices vary slightly between exchanges and update continuously.*

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