OITracker Cboe delayed data

Contract OI history

Back to SNDK

Oct 23, 2026 EXPIRATION

SNDK $1000.00 Put

SNDK261023P01000000

Latest saved OI1,880Oct 23, 2026
Last change-37vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SNDK $1000.00 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. 1,9179580 2026-10-09: 255 OI2026-10-13: 590 OI2026-10-14: 590 OI2026-10-15: 576 OI2026-10-16: 916 OI2026-10-21: 1,917 OI2026-10-23: 1,880 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, 2026Viewing1,880-37
Oct 21, 20261,917+1,001
Oct 16, 2026916+340
Oct 15, 2026576-14
Oct 14, 20265900
Oct 13, 2026590+335
Oct 09, 2026255No prior observation