As Gamma is a measure of the movement of Delta and Delta is the measure of the option’s sensitivity to the underlying, Gamma can help indicate a potential acceleration in changes in the option’s value. A higher Gamma indicates accelerated option value changes when the stock moves up or downRead More →

“The scalper bots that bid up prices intend to get prices of a particular item up to a point where it’s past the fee for eBay to make it worthwhile for the scalper,” he explained. “This is why they use their bots to take the price to sometimes 200%+ markupRead More →