OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

SNDX $20.00 Call

SNDX261120C00020000

Latest saved OI413Oct 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 $20.00 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. 4132060 2026-10-09: 310 OI2026-10-13: 410 OI2026-10-14: 410 OI2026-10-16: 413 OI2026-10-20: 413 OI2026-10-23: 413 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, 2026Viewing4130
Oct 20, 20264130
Oct 16, 2026413+3
Oct 14, 20264100
Oct 13, 2026410+100
Oct 09, 2026310No prior observation