OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

SNDX $25.00 Call

SNDX280121C00025000

Latest saved OI159Oct 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. 159790 2026-10-09: 137 OI2026-10-13: 137 OI2026-10-14: 159 OI2026-10-16: 159 OI2026-10-20: 159 OI2026-10-23: 159 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, 2026Viewing1590
Oct 20, 20261590
Oct 16, 20261590
Oct 14, 2026159+22
Oct 13, 20261370
Oct 09, 2026137No prior observation