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Stock Exchange Graph and Numbers

How The 'Gamma Effect' Is Distorting The Stock Market

A powerful force called the gamma effect or gamma trap is creating periods of stock market calm followed by surges in volatility.
Knowing the trading volume of a stock helps traders understand price movements and forecast future movements. This short guide helps investors locate actively traded data.

Shaky Markets, Rate Uncertainty

After hitting new highs, U.S. markets start to wobble as the Fed considers interest rate cuts.
The Basics of Options Profitability Options traders can profit by being an option buyer or an option writer.
Best Brokers Our annual review of the best online brokers for investors of all levels.
Essential Options Trading Guide Learn how options could be a valuable addition to your portfolio.

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Call Option A call option is an agreement that gives the option buyer the right to buy the underlying asset at a specified price within a specific time period. More
Annuity An annuity is a financial product that pays out a fixed stream of payments to an individual, primarily used as an income stream for retirees. More
Preferred Stock Preferred stock refers to a class of ownership that has a higher claim on assets and earnings than common stock has. More
Liability A liability is defined as a company's legal financial debts or obligations that arise during the course of business operations. More
Standard Deviation The standard deviation is a statistic that measures the dispersion of a dataset relative to its mean and is calculated as the square root of the variance. It is calculated as the square root of variance by determining the variation between each data point relative to the mean. More
Amortization Amortization is an accounting technique used to periodically lower the book value of a loan or intangible asset over a set period of time. More
Swap A swap is a derivative contract through which two parties exchange financial instruments, such as interest rates, commodities or foreign exchange. More