OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

SFM $80.00 Call

SFM261218C00080000

Latest saved OI439Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SFM $80.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 4402200 2026-10-09: 427 OI2026-10-13: 433 OI2026-10-14: 433 OI2026-10-15: 433 OI2026-10-16: 430 OI2026-10-21: 440 OI2026-10-23: 439 OI Oct 09, 2026Oct 23, 2026

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

SFM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing439-1
Oct 21, 2026440+10
Oct 16, 2026430-3
Oct 15, 20264330
Oct 14, 20264330
Oct 13, 2026433+6
Oct 09, 2026427No prior observation