Contract OI history
Back to CSCOJan 15, 2027 EXPIRATION
CSCO $100.00 Call
CSCO270115C00100000
Latest saved OI8,032Oct 23, 2026
Last change+51vs previous saved observation
Saved market days7Oct 09, 2026 onwards
All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.
| Market date | Open interest | Change vs prior saved day |
|---|---|---|
| Oct 23, 2026Viewing | 8,032 | +51 |
| Oct 21, 2026 | 7,981 | +114 |
| Oct 16, 2026 | 7,867 | +5 |
| Oct 15, 2026 | 7,862 | -4 |
| Oct 14, 2026 | 7,866 | 0 |
| Oct 13, 2026 | 7,866 | -75 |
| Oct 09, 2026 | 7,941 | No prior observation |