How the 52-week High and Low Affect Option-implied ...

when approaching 52-week highs or lows. The implied stock volatility decreases by about 1 volatility point when approaching the 52-week high (the average implied volatility for stocks in our sample is 43 volatility points), and about 0.4 volatility point when approaching the 52-week low. We –nd similar e⁄ects in the underlying stock returns: approaching the 52-week high or low has a strong ... ................
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