Contract OI history
Back to RIOTJan 19, 2029 EXPIRATION
RIOT $13.00 Put
RIOT290119P00013000
Latest saved OI107Oct 23, 2026
Last change+4vs 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 | 107 | +4 |
| Oct 21, 2026 | 103 | -3 |
| Oct 16, 2026 | 106 | 0 |
| Oct 15, 2026 | 106 | +4 |
| Oct 14, 2026 | 102 | 0 |
| Oct 13, 2026 | 102 | +2 |
| Oct 09, 2026 | 100 | No prior observation |