Definitions
1, An option position consisting of the purchase (or sale) of both calls and puts having the same expiration and the same strike price.
2, An option position consisting of the purchase or sale of put and call options with the same
1, An option position consisting of the purchase (or sale) of both calls and puts having the same expiration and the same strike price.
2, An option position consisting of the purchase or sale of put and call options with the same