Contract OI history
Back to HDDec 18, 2026 EXPIRATION
HD $315.00 Call
HD261218C00315000
Latest saved OI200Oct 23, 2026
Last change-20vs 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 | 200 | -20 |
| Oct 21, 2026 | 220 | +68 |
| Oct 16, 2026 | 152 | +38 |
| Oct 15, 2026 | 114 | -1 |
| Oct 14, 2026 | 115 | 0 |
| Oct 13, 2026 | 115 | +4 |
| Oct 09, 2026 | 111 | +10 |
| Oct 08, 2026 | 101 | -1 |
| Oct 07, 2026 | 102 | 0 |
| Oct 06, 2026 | 102 | +9 |
| Oct 05, 2026 | 93 | +9 |
| Oct 02, 2026 | 84 | No prior observation |