July 2, 2019

What is Option Put-Call Parity?

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 because if the price at expiry is above the strike price, the call will be exercised, while if it is below, the put will be exercised, and thus, in either case, one unit of the asset will be purchased for the strike price, exactly as in a forward contract.

Click the video below (from Khan Academy) to learn more:

about the author:

Mike Shorr

Since 1994, Michael has been an on-the-floor market maker, Vice-President of Interest Rate Derivatives for Knight Financial Products and Director of Education and Options Instructor at Trading Advantage. He makes the oftentimes complex world of options and trading accessible to the novice and advanced trader alike. Michael has a Bachelor of Science degree in Statistics and Finance from the University of Illinois Champaign-Urbana. He presently is Director, Trader Education at ProsperTradingAcademy.

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Every week, the coaches at Prosper Trading Academy offer their insight on some of the most challenging questions covering recent stock market developments, trading tips, and relevant news stories. This week, Scott Bauer, Charlie Moon, and Mike Shorr give their thoughts on why certain stock market sectors are staying resilient amid the FOMC fallout, and […]

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Defining Volatility Volatility signifies a security or index price’s degree of variation over time, and is typically associated with price swings in either direction. Volatility often indicates how much risk or uncertainty is tied to the size of changes in an asset’s value. Higher volatility means more risk (the asset’s price can change drastically over […]

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September 16, 2022

Coach’s Roundtable: Making Up Major Losses

Every week, the coaches at Prosper Trading Academy offer their insight on some of the most challenging questions covering recent stock market developments, trading tips, and relevant news stories. This week, Scott Bauer, Charlie Moon, and Mike Shorr cover this week’s CPI report and other future events that could impact the market, along with ways […]

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September 26, 2022

Coach’s Roundtable: FOMC Fallout & Resilient Market Sectors

Every week, the coaches at Prosper Trading Academy offer their insight on some of the most challenging questions covering recent stock market developments, trading tips, and relevant news stories. This week, Scott Bauer, Charlie Moon, and Mike Shorr give their thoughts on why certain stock market sectors are staying resilient amid the FOMC fallout, and […]

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September 16, 2022

Coach’s Roundtable: Making Up Major Losses

Every week, the coaches at Prosper Trading Academy offer their insight on some of the most challenging questions covering recent stock market developments, trading tips, and relevant news stories. This week, Scott Bauer, Charlie Moon, and Mike Shorr cover this week’s CPI report and other future events that could impact the market, along with ways […]

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August 26, 2022

Coach’s Roundtable: Stock Market Indexes & Trading Fixes

Every week, the coaches at Prosper Trading Academy offer their insight on some of the most challenging questions covering recent stock market developments, trading tips, and relevant news stories. This week, Scott Bauer, Charlie Moon, and Mike Shorr touch on the best stock market indexes to follow and common issues they notice among struggling traders. […]

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