OITracker Cboe delayed data

Contract OI history

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Jan 19, 2029 EXPIRATION

SNDK $1000.00 Put

SNDK290119P01000000

Latest saved OI435Oct 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 $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. 4352170 2026-10-09: 387 OI2026-10-13: 382 OI2026-10-14: 382 OI2026-10-15: 424 OI2026-10-16: 424 OI2026-10-21: 435 OI2026-10-23: 435 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, 2026Viewing4350
Oct 21, 2026435+11
Oct 16, 20264240
Oct 15, 2026424+42
Oct 14, 20263820
Oct 13, 2026382-5
Oct 09, 2026387No prior observation