Option Greeks, alpha, and beta
The risk numbers that separate professional options trading from guessing: Delta, Gamma, Theta, and Vega for pricing options as the stock moves and time passes, then alpha and beta for judging whether a stock or strategy's returns reflect real skill or just market risk.
Implied volatility: the market's built-in forecast
Locked until the prerequisite course is complete.
Delta: how much an option's price moves with the stock
Locked until the prerequisite course is complete.
Gamma: how Delta itself keeps changing
Locked until the prerequisite course is complete.
Theta: the clock that's always ticking against buyers
Locked until the prerequisite course is complete.
Vega: how sensitive an option is to changing volatility
Locked until the prerequisite course is complete.
Rho, and a cheat sheet for all five Greeks
Locked until the prerequisite course is complete.
Put-call parity: the relationship tying calls, puts, and the stock together
Locked until the prerequisite course is complete.
Beta: how much a stock moves relative to the market
Locked until the prerequisite course is complete.
Alpha: the return that isn't explained by market risk
Locked until the prerequisite course is complete.
Putting it together: managing a real position's risk
Locked until the prerequisite course is complete.