SPX: Price in BTC
SPX6900 Price in BTC was 0.00000459 BTC on 8 Nov 2026 (latest daily value).
The price of one SPX in BTC.
Why use it. Shows whether SPX gained or lost against BTC, whatever the dollar did. How to read it. A rising line means SPX outperformed BTC.
Calculation. Close of SPX in US dollars / close of BTC in US dollars at the same instant, both CryptoKeyhole's own price charts (closed hours and UTC days; the open day shows a labelled partial at the latest completed hour). Empty where either price is missing.