OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

U $25.00 Call

U280121C00025000

Latest saved OI704Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
U $25.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 7043520 2026-10-02: 702 OI2026-10-05: 702 OI2026-10-06: 701 OI2026-10-07: 701 OI2026-10-08: 701 OI2026-10-09: 701 OI2026-10-14: 701 OI2026-10-15: 701 OI2026-10-16: 701 OI2026-10-21: 704 OI2026-10-23: 704 OI Oct 02, 2026Oct 23, 2026

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

U contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20267040
Oct 21, 2026Viewing704+3
Oct 16, 20267010
Oct 15, 20267010
Oct 14, 20267010
Oct 09, 20267010
Oct 08, 20267010
Oct 07, 20267010
Oct 06, 2026701-1
Oct 05, 20267020
Oct 02, 2026702No prior observation