Who Created the Fear and Greed Index?
CNN Business popularised the Fear and Greed Index for the US stock market. The crypto version
followed, and CFGI built its own across both.
1
CNN started it
CNN Business built the first, for US stocks.
2
CFGI extended it
To crypto and per-asset, refreshed every 15 minutes.
3
Now widespread
Many versions exist; the core idea is shared.
Source: CFGI
Markets