Contract OI history
Back to ECHOOct 23, 2026 EXPIRATION
ECHO $89.00 Call
ECHO261023C00089000
Latest saved OI45Oct 23, 2026
Last change-2vs 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 | 45 | -2 |
| Oct 21, 2026 | 47 | +35 |
| Oct 16, 2026 | 12 | +6 |
| Oct 15, 2026 | 6 | 0 |
| Oct 14, 2026 | 6 | 0 |
| Oct 13, 2026 | 6 | 0 |
| Oct 09, 2026 | 6 | No prior observation |