OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

RF $30.00 Call

RF261218C00030000

Latest saved OI763Oct 23, 2026
Last change+7vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RF $30.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 7633810 2026-10-02: 594 OI2026-10-05: 594 OI2026-10-06: 594 OI2026-10-07: 593 OI2026-10-08: 749 OI2026-10-09: 749 OI2026-10-13: 749 OI2026-10-14: 749 OI2026-10-15: 749 OI2026-10-16: 751 OI2026-10-21: 756 OI2026-10-23: 763 OI Oct 02, 2026Oct 23, 2026

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

RF contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing763+7
Oct 21, 2026756+5
Oct 16, 2026751+2
Oct 15, 20267490
Oct 14, 20267490
Oct 13, 20267490
Oct 09, 20267490
Oct 08, 2026749+156
Oct 07, 2026593-1
Oct 06, 20265940
Oct 05, 20265940
Oct 02, 2026594No prior observation