Definition
The first and largest cryptocurrency, launched in 2009 by a person or group using the name Satoshi Nakamoto.
The story
Its code caps the total supply at 21 million coins, which is part of why supporters call it "digital gold." Its price is set by trading on exchanges around the world, around the clock, and has seen several drops of more than 50% from its peaks, including about 71% in 2018.
Why markets watch it
Some analysts read bitcoin moves as a gauge of speculative appetite across markets.
Connects to
We explain why it moves markets. What you do with it is your call. Commentary and education only. Not financial advice. All terms