OITracker Cboe delayed data

Contract OI history

Back to SFIX

Jan 21, 2028 EXPIRATION

SFIX $2.50 Call

SFIX280121C00002500

Latest saved OI520Oct 23, 2026
Last change0vs 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. 5212600 2026-10-08: 509 OI2026-10-09: 509 OI2026-10-13: 511 OI2026-10-14: 521 OI2026-10-16: 520 OI2026-10-20: 520 OI2026-10-23: 520 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, 20265200
Oct 20, 2026Viewing5200
Oct 16, 2026520-1
Oct 14, 2026521+10
Oct 13, 2026511+2
Oct 09, 20265090
Oct 08, 2026509No prior observation