OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

SNDX $25.00 Call

SNDX261120C00025000

Latest saved OI2,656Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SNDX $25.00 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2,6561,3280 2026-10-09: 2,514 OI2026-10-13: 2,605 OI2026-10-14: 2,656 OI2026-10-16: 2,656 OI2026-10-20: 2,656 OI2026-10-23: 2,656 OI Oct 09, 2026Oct 23, 2026

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

SNDX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2,6560
Oct 20, 20262,6560
Oct 16, 20262,6560
Oct 14, 20262,656+51
Oct 13, 20262,605+91
Oct 09, 20262,514No prior observation