Trading

Purchasing put options or selling call options to protect oneself?
April 11, 2017
Bearish Outlook

Purchasing put options or selling call options to protect oneself?

Martin Noël

Is it better to purchase put options or to sell call options for protection against loss? Many investors ask this question but, in this as in many areas, there is no single right answer. As we have seen in earlier articles, purchasing options has one major disadvantage: the erosion of the time value that must be counterbalanced...

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3 years ago
The Greeks: Gamma
March 23, 2017
Concepts

The Greeks: Gamma

Martin Noël

Our last article showed how delta could help predict the future value of options following a change in the price of the underlying asset. We also learned that delta gives an indication of the equivalent stock position (ESP) on the underlying asset. Gamma Gamma measures the change in the value of delta relative to a change in...

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3 years ago
Term Structure of Implied  Volatility
March 04, 2017
Concepts

Term Structure of Implied Volatility

Martin Noël

Changes in implied volatility provide information on options market participants’ expectations regarding future fluctuations in returns on a specific stock. For the purposes of this discussion, we will analyze volatility in the stock price of the Great Canadian Gaming Corporation (GC), which closed at $23.79 on February 24,...

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3 years ago