L4 · Sentiment & Derivatives
Fear & Greed Index
Sentiment thermometer from volatility, volume, social and search data.
Source：alternative.meLevel：core
Current reading · as of 2026-10-02
72
Greedlevel 72
Zones: rules and how often each occurred
| Zone | Rule | Share of history in this zone |
|---|---|---|
| Extreme fear | < 25 | 21.5% |
| Fear | 25 ~ 45 | 28.9% |
| Neutral | 45 ~ 56 | 15.7% |
| Greed ◀ now | 56 ~ 76 | 25.0% |
| Extreme greed | ≥ 76 | 8.9% |
Normal range
Current
72
Percentile 83
Normal range (p10–p90)
18 ~ 75
80% of history
Typical (p25–p75)
26 ~ 65
median 44
Extremes
5 ~ 95
2018-02-01 – 2026-10-02, 3162 daily observations
p5 13median 44p95 80
Window: 2018-02-01 – 2026-10-02, 3162 daily observations. L1 macro gauges use post-2018 data only (macro had no explanatory power over BTC in 2010–2017); on-chain cycle gauges use full history. Percentiles describe position in history — not trade signals.
Judged series · full history level · dashed = zone boundaries; blue band = normal range (light p10–p90, dark p25–p75)
For reference: BTC price (log) same time axis, linked hover
Rules and evidence grades: Methodology; rule changes are logged in Corrections.