Contract OI history
Back to HDNov 20, 2026 EXPIRATION
HD $275.00 Put
HD261120P00275000
Latest saved OI952Oct 23, 2026
Last change-15vs 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 | 952 | -15 |
| Oct 21, 2026 | 967 | +84 |
| Oct 16, 2026 | 883 | -25 |
| Oct 15, 2026 | 908 | +7 |
| Oct 14, 2026 | 901 | 0 |
| Oct 13, 2026 | 901 | +65 |
| Oct 09, 2026 | 836 | +3 |
| Oct 08, 2026 | 833 | +13 |
| Oct 07, 2026 | 820 | 0 |
| Oct 06, 2026 | 820 | +50 |
| Oct 05, 2026 | 770 | -2 |
| Oct 02, 2026 | 772 | No prior observation |