Contract OI history
Back to DELLNov 13, 2026 EXPIRATION
DELL $535.00 Put
DELL261113P00535000
Latest saved OI48Oct 23, 2026
Last change-3vs previous saved observation
Saved market days12Oct 02, 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 | 48 | -3 |
| Oct 21, 2026 | 51 | +3 |
| Oct 16, 2026 | 48 | +22 |
| Oct 15, 2026 | 26 | +5 |
| Oct 14, 2026 | 21 | 0 |
| Oct 13, 2026 | 21 | +1 |
| Oct 09, 2026 | 20 | +6 |
| Oct 08, 2026 | 14 | 0 |
| Oct 07, 2026 | 14 | +6 |
| Oct 06, 2026 | 8 | +7 |
| Oct 05, 2026 | 1 | 0 |
| Oct 02, 2026 | 1 | No prior observation |