OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

RF $20.00 Put

RF280121P00020000

Latest saved OI7,675Oct 23, 2026
Last change-4vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RF $20.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 7,6823,8410 2026-10-02: 7,682 OI2026-10-05: 7,680 OI2026-10-06: 7,680 OI2026-10-07: 7,680 OI2026-10-08: 7,680 OI2026-10-09: 7,680 OI2026-10-13: 7,679 OI2026-10-14: 7,679 OI2026-10-15: 7,679 OI2026-10-16: 7,679 OI2026-10-21: 7,679 OI2026-10-23: 7,675 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, 2026Viewing7,675-4
Oct 21, 20267,6790
Oct 16, 20267,6790
Oct 15, 20267,6790
Oct 14, 20267,6790
Oct 13, 20267,679-1
Oct 09, 20267,6800
Oct 08, 20267,6800
Oct 07, 20267,6800
Oct 06, 20267,6800
Oct 05, 20267,680-2
Oct 02, 20267,682No prior observation