OITracker Cboe delayed data

Contract OI history

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Jan 19, 2029 EXPIRATION

SNDK $1100.00 Put

SNDK290119P01100000

Latest saved OI390Oct 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 $1100.00 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. 3901950 2026-10-09: 360 OI2026-10-13: 384 OI2026-10-14: 384 OI2026-10-15: 384 OI2026-10-16: 388 OI2026-10-21: 390 OI2026-10-23: 390 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, 2026Viewing3900
Oct 21, 2026390+2
Oct 16, 2026388+4
Oct 15, 20263840
Oct 14, 20263840
Oct 13, 2026384+24
Oct 09, 2026360No prior observation