Contract OI history
Back to NTRANov 20, 2026 EXPIRATION
NTRA $440.00 Call
NTRA261120C00440000
Latest saved OI74Oct 23, 2026
Last change+6vs 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, 2026 | 74 | +6 |
| Oct 21, 2026Viewing | 68 | +40 |
| Oct 16, 2026 | 28 | -25 |
| Oct 15, 2026 | 53 | +2 |
| Oct 14, 2026 | 51 | -1 |
| Oct 13, 2026 | 52 | +9 |
| Oct 09, 2026 | 43 | No prior observation |