OITracker Cboe delayed data

Contract OI history

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Dec 15, 2028 EXPIRATION

USB $50.00 Call

USB281215C00050000

Latest saved OI225Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
USB $50.00 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. 2261130 2026-10-02: 226 OI2026-10-05: 226 OI2026-10-06: 226 OI2026-10-07: 226 OI2026-10-08: 226 OI2026-10-09: 226 OI2026-10-14: 226 OI2026-10-15: 226 OI2026-10-16: 225 OI2026-10-21: 225 OI2026-10-23: 225 OI Oct 02, 2026Oct 23, 2026

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

USB contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20262250
Oct 21, 2026Viewing2250
Oct 16, 2026225-1
Oct 15, 20262260
Oct 14, 20262260
Oct 09, 20262260
Oct 08, 20262260
Oct 07, 20262260
Oct 06, 20262260
Oct 05, 20262260
Oct 02, 2026226No prior observation