There is no single, universally accepted format for orders.
Each of the following is a valid version of the same order:
- BUY 10 ALCOA JAN 50 CALLS MARKET
- BUY 10 CALLS ALCOA JAN 50
- BUY 10 JAN 50 ALCOA CALLS
- BUY 10 JAN 50 ALCOA CALLS
The third version is most frequently used in English.
BUY 10 JAN 50 ALCOA CALLS
What is the strike price of the option to be bought?
There are two numbers stated in each order, one of them is the strike price.