Bull vs Bear Markets
What defines a bull and bear market and how to trade options in each.
A bull market is a sustained period of rising asset prices, generally defined as a 20% or greater increase from recent lows. A bear market is the opposite — a decline of 20% or more from recent highs. These broad market conditions shape sentiment, volatility, and the options strategies that work best at any given time.
Why It Matters
Market direction affects everything in options trading. In a bull market, selling puts and buying calls benefits from rising prices and typically contracting volatility. In a bear market, volatility expands, premiums get richer, correlations rise, and directional trades become riskier. The strategies that print money in a calm uptrend can blow up in a violent downturn.
Knowing which environment you are in — and more importantly, which environment you are transitioning into — helps you select the right strategies, manage position sizing, and set realistic expectations.
How It Works
Bull market characteristics:
- Broad indexes trending higher over months or years
- Implied volatility tends to be low and falling (VIX often below 15-18)
- Pullbacks are shallow and bought quickly
- Correlation among stocks is lower (stocks move independently)
- Options strategies that work well: selling puts, covered calls, bull call spreads, naked put selling
Bear market characteristics:
- Broad indexes declining over months
- Implied volatility spikes and stays elevated (VIX above 25-30+)
- Rallies are sharp but fail, creating "bear market rallies" that trap buyers
- Correlation rises (everything drops together)
- Options strategies that work well: buying puts, bear put spreads, protective puts, put calendars
Transition zones (corrections and recoveries): Not every decline is a bear market. A correction (10-20% drop) often occurs within a bull market and creates temporary opportunities. These transitions are where risk is highest because the market's character is changing and old patterns stop working.
Volatility asymmetry: Markets take the stairs up and the elevator down. Bull markets unfold gradually over years. Bear markets crash in weeks or months. This asymmetry means put options often appreciate faster in a bear market than call options do in a bull market — which is why protective puts and bearish spreads can be powerful.
Adapting your approach:
- In bull markets: Lean toward positive delta strategies, sell premium (volatility is cheap)
- In bear markets: Reduce position size, use defined-risk strategies, consider hedges
- In both: Never assume the current condition is permanent
Quick Example
During the 2020-2021 bull market, the S&P 500 roughly doubled from pandemic lows. VIX dropped from 80 to under 15. Selling 30-delta puts on SPY consistently collected premium with few losing trades.
In 2022's bear market, the S&P 500 dropped 25%. VIX averaged 25+. Those same put-selling strategies suffered repeated losses as the market broke through strike after strike. Traders who adapted by reducing size, widening strikes, or switching to bear put spreads navigated it far better.