Tag Archive
implied volatility
Explore 4Invest research articles, education notes, and professional market commentary in this topic.
Volatility, Delta, Gamma, and Higher-Order Greeks
Options are not linear instruments. A stock position has first-order directional exposure: if the stock rises by one unit, the position changes approximately by the number...
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Volatility Regime Filtering: Why 4Invest Does Not Trade Every Market Condition
A professional options-income model should not trade every market condition. Volatility regime filtering helps identify when premium is attractive, dangerous, or unsuitable.
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