All-or-Nothing Option

An all-or-nothing option, often called a binary option, is a type of financial derivative where the payoff is structured as a fixed cash amount or nothing at all. Unlike standard options that provide a payoff based on the difference between the strike price and the underlying asset price, this instrument pays out only if the underlying asset meets a specific condition at expiration.

If the condition is met, the holder receives a predetermined, fixed sum of money. If the condition is not met, the option expires worthless, resulting in a total loss of the premium paid.

These instruments are commonly used in cryptocurrency markets for speculative purposes due to their simplicity and high leverage. They simplify trading by removing the need to calculate complex payoff functions based on price magnitude.

However, they carry significant risk because they function like a gamble on a specific price level or event. In decentralized finance, these are often implemented via smart contracts that automatically trigger the payout based on oracle price feeds.

The binary nature of the payoff makes them distinct from traditional options which have variable payouts. Understanding these requires a clear grasp of probability and binary outcomes rather than traditional delta or gamma hedging.