Daily Open Interest — February 2012
| Date | Equity | Index/Other | Futures | OCC Total | ||||
|---|---|---|---|---|---|---|---|---|
| Calls | Puts | Total | Calls | Puts | Total | Total | ||
| 02/02 | 112,154,355 | 99,319,082 | 211,473,437 | 8,386,971 | 10,508,714 | 18,895,685 | 939,015 | 231,308,137 |
| 02/01 | 109,947,540 | 96,968,042 | 206,915,582 | 8,225,287 | 10,240,025 | 18,465,312 | 926,699 | 226,307,593 |