What is a big Delta trade?

A big Delta trade is a term used to describe an options trade that involves buying or selling a higher-than-average amount of Delta. This type of trade is characterized by a large Delta value, which indicates a significant potential change in the option's price given a $1 change in the underlying security's price.

1. High Delta value: The Delta value of the option is significantly higher than typical, indicating a higher sensitivity to changes in the underlying security's price.
2. Large equity exposure: The trade involves a large equity position in the options, which amplifies the potential profit or loss based on the Delta value.
3. Aggressive strategy: Big Delta trades are often employed by aggressive investors or traders who are confident in their market view and seek to capitalize on significant price movements.

In essence, a big Delta trade is a bold options strategy that bets heavily on the expected movement of the underlying security's price, with the potential for substantial returns but also elevated risks due to the high Delta value and large equity exposure.