| Name | Type | Description |
|---|---|---|
| last | Number | The price of the last trade |
| lastSize | Number | The size of the last trade |
| lastTimestamp | Date | The time of the last trade |
| volume | Number | The cumulative volume of this options contract that traded that day. |
| ask | Number | The price of the top ask order |
| askSize | Number | The size of the top ask order |
| askTimestamp | Date | The timestamp of the top ask order |
| bid | Number | The price of the top bid order |
| bidSize | Number | The size of the top bid order |
| bidTimestamp | Date | The time of the top bid order |
| openInterest | Number | The total number of this options contract that are still open. |
| exerciseStyle | String | The exercise style of the option. ("A" = "American", "E" = "European") |
| Name | Value |
|---|---|
| A | "A" |
| E | "E" |