Vega is the measurement of an option’s price sensitivity to changes in the volatility of the underlying asset. Vega represents the amount that an option contract’s price changes in reaction to a 1% change in the implied volatility of the underlying asset. We also discuss order flow and how it can affect implied volatility and the balance of supply and demand. Click […]
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Open interest is a concept that is unique to options. Volume is a parallel concept to stocks. First, what are they? Second, why should an options trader care about them? Open interest is the number of active contracts. It is a metric that can be tracked or displayed on most options trading platforms, like bid […]
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A call is an option that gives the buyer the right, not the obligation, to buy an underlying asset at a certain point in time at a certain price. A put option gives the buyer the right, not the obligation, to sell an underlying asset at a certain point in time at a certain price. […]
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Gamma is the rate of change for an option’s delta based on a single-point move in the delta’s price. Gamma is at its highest when an option is at the money and is at its lowest when it is further away from the money. Click the video below to get more detail. Grab a free day pass to one of our live […]
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“Gamma Scalping” is a concept that retail options traders should know about, but frankly will rarely, if ever, use. Not because it is a bad idea, but because it is capital intensive and it’s necessary to own the underlying asset. “Gamma Scalping” involves the process of scalping in and out of a stock or futures […]
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Option Delta measures the degree to which an option is exposed to shifts in the price of the underlying asset (i.e., a stock) or commodity (i.e., a futures contract). Values range from 1.0 to –1.0 (or 100 to –100, depending on the convention employed). Option Theta refers to the rate of decline in the value of an option over time. […]
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Put–call parity defines a relationship between the price of a European call option and European put option, both with the identical strike price and expiry, namely that a portfolio of a long call option and a short put option is equivalent to (and hence has the same value as) a single forward contract at this strike price and expiry. This is […]
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In contrast to historical volatility (HV), which looks at actual asset prices in the past, implied volatility (IV) looks ahead. … Implied volatility can be derived from the price of an option. Specifically, implied volatility is the expected future volatility of the stock that is implied by the price of the stock’s options Click the video below to see how we dive into this important aspect […]
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An option’s gamma is a measure of the rate of change of its delta. The gamma of an option reflects the change in the delta in response to a one-point movement of the underlying stock price. Like the delta, the gamma is not a static measure. It is constantly changing, even with tiny movements of the […]
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Option margin is the cash or securities an investor must deposit in his account as collateral before writing – or selling – options. Margin requirements are established by the Federal Reserve Board in Regulation T. Option margin differs from other types of margin that you may associate with stock or futures trading. These types of margin allow a trader to employ leverage in […]
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