Bitcoin Dominance: How to Use BTC.D as a Trading Indicator

Bitcoin dominance (BTC.D) measures Bitcoin's share of total crypto market cap. It is one of the most reliable macro indicators for rotating between BTC and altcoin positions.

Bitcoin dominance (BTC.D) tracks the percentage of total crypto market capitalization held in Bitcoin. When BTC.D rises, capital is concentrating in Bitcoin (risk-off within crypto). When BTC.D falls, capital is rotating from Bitcoin into altcoins (risk-on). It is a relative performance indicator, not a price predictor.

Historical BTC.D Patterns

Practical Use Cases

Limitations

BTC.D is increasingly distorted by stablecoin market cap (USDT, USDC) growing as a percentage of total crypto. More accurate: track BTC.D excluding stablecoins, or track ETH.D and altcoin.D separately. No single indicator works in isolation — BTC.D is a useful macro lens, not a standalone trading system.