The Fear and Greed Index is a sentiment indicator that measures the emotional state of the market on a scale from 0 (extreme fear) to 100 (extreme greed). Created by CNN Business, it aggregates multiple market indicators to gauge whether investors are being driven by fear (potentially oversold markets) or greed (potentially overbought markets). It’s primarily used as a contrarian indicator.
- 0-25: Extreme fear (potential buying opportunity)
- 75-100: Extreme greed (potential selling opportunity)
- Best used as context, not as a standalone trading signal
How the Fear and Greed Index Works
The index combines seven market indicators, each measuring a different aspect of investor behavior:
Fear and Greed Components:
1. Stock Price Momentum (S&P 500 vs. 125-day average)
2. Stock Price Strength (52-week highs vs. lows)
3. Stock Price Breadth (advancing vs. declining volume)
4. Put and Call Options (put/call ratio)
5. Market Volatility (VIX index)
6. Safe Haven Demand (stocks vs. bonds returns)
7. Junk Bond Demand (yield spread to investment grade)
Quick Reference: Fear and Greed Levels
| Reading | Level | Market Psychology | Contrarian View |
|---|---|---|---|
| 0-25 | Extreme Fear | Panic selling, capitulation | Potential buy zone |
| 25-45 | Fear | Cautious, risk-off | Leaning bullish |
| 45-55 | Neutral | Balanced sentiment | No strong signal |
| 55-75 | Greed | Optimistic, risk-on | Leaning bearish |
| 75-100 | Extreme Greed | Euphoria, FOMO | Potential sell zone |
Example: Contrarian Trading with Fear and Greed
March 2020 COVID Crash:
- Fear and Greed Index: 2 (extreme fear)
- Market sentiment: “This is the end of the world”
- Result: S&P 500 rallied 68% over next 12 months
Late 2021 Market Top:
- Fear and Greed Index: 85+ (extreme greed)
- Market sentiment: “Stocks only go up”
- Result: Major indices fell 20-35% in 2022
The index captured the extremes that preceded major reversals.
The Fear and Greed Index measures market sentiment from extreme fear to extreme greed. Extreme fear often precedes market bottoms while extreme greed often precedes tops. Use it as a contrarian indicator to gauge whether markets are oversold or overbought.
The Seven Components Explained
1. Stock Price Momentum
Where the S&P 500 trades relative to its 125-day moving average. Higher = greed.
2. Stock Price Strength
Number of stocks hitting 52-week highs vs. lows on NYSE. More highs = greed.
3. Stock Price Breadth
Trading volume in advancing stocks vs. declining stocks. More advance volume = greed.
4. Put and Call Options
Ratio of put options (bearish bets) to call options (bullish bets). More puts = fear.
5. Market Volatility (VIX)
Higher VIX means higher expected volatility, usually associated with fear.
6. Safe Haven Demand
Comparing stock returns to Treasury bond returns. Flight to bonds = fear.
7. Junk Bond Demand
Spread between junk bond yields and investment-grade yields. Wider spread = fear.
How to Use the Fear and Greed Index
As a Contrarian Signal
When the crowd is extremely fearful, consider it a potential buying opportunity. When extremely greedy, consider reducing exposure.
For Position Sizing
Size more aggressively at extreme fear (lower prices, better risk/reward). Size more conservatively at extreme greed (higher prices, more risk).
For Market Context
Use it to understand the backdrop for your trades. A long trade in extreme fear has tailwinds; in extreme greed, headwinds.
NOT as a Timing Tool
The index can stay at extremes for weeks. It shows conditions are favorable for reversal, not that reversal is imminent.
Limitations of the Index
-
Timing imprecision – Extreme readings don’t tell you when the reversal will happen
-
Can stay extreme – Markets can remain fearful or greedy longer than expected
-
Different markets – It’s US-focused and may not apply to other markets
-
Lagging element – Some components lag actual sentiment shifts
Why Contrarian Trading Works
When the index shows extreme fear:
- Most selling has already happened
- Prices are depressed
- Little selling pressure remains
- Any positive catalyst sparks rally
When the index shows extreme greed:
- Most buying has already happened
- Prices are elevated
- Little buying pressure remains
- Any negative catalyst triggers selloff
Common Mistakes
-
Using it as a buy/sell signal – It’s context, not a trigger. Combine with other analysis.
-
Ignoring mid-range readings – Readings between 40-60 don’t predict direction.
-
Expecting immediate reversals – Markets can stay irrational. Extremes can persist.
-
Applying to individual stocks – The index measures overall market sentiment, not specific securities.
How JournalPlus Uses Sentiment Data
JournalPlus logs market sentiment indicators alongside your trades, helping you analyze whether you trade better in fear or greed environments and how sentiment conditions affect your strategy performance.
