Contract OI history
Back to BTDRJan 21, 2028 EXPIRATION
BTDR $30.00 Call
BTDR280121C00030000
Latest saved OI1,319Oct 23, 2026
Last change+13vs 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 | 1,319 | +13 |
| Oct 21, 2026 | 1,306 | +232 |
| Oct 16, 2026 | 1,074 | +1 |
| Oct 15, 2026 | 1,073 | +8 |
| Oct 14, 2026 | 1,065 | +10 |
| Oct 13, 2026 | 1,055 | +28 |
| Oct 09, 2026 | 1,027 | No prior observation |