OITracker Cboe delayed data

Contract OI history

Back to SNDK

Dec 15, 2028 EXPIRATION

SNDK $400.00 Put

SNDK281215P00400000

Latest saved OI164Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SNDK $400.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 183910 2026-10-09: 181 OI2026-10-13: 183 OI2026-10-14: 183 OI2026-10-15: 176 OI2026-10-16: 167 OI2026-10-21: 164 OI2026-10-23: 164 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

SNDK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1640
Oct 21, 2026164-3
Oct 16, 2026167-9
Oct 15, 2026176-7
Oct 14, 20261830
Oct 13, 2026183+2
Oct 09, 2026181No prior observation