OITracker Cboe delayed data

Contract OI history

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Mar 19, 2027 EXPIRATION

SFIX $2.50 Call

SFIX270319C00002500

Latest saved OI43Oct 23, 2026
Last change-5vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
SFIX $2.50 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 48240 2026-10-08: 48 OI2026-10-09: 48 OI2026-10-13: 48 OI2026-10-14: 48 OI2026-10-16: 48 OI2026-10-20: 48 OI2026-10-23: 43 OI Oct 08, 2026Oct 23, 2026

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

SFIX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing43-5
Oct 20, 2026480
Oct 16, 2026480
Oct 14, 2026480
Oct 13, 2026480
Oct 09, 2026480
Oct 08, 202648No prior observation