OITracker Cboe delayed data

Contract OI history

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Jun 17, 2027 EXPIRATION

USB $42.50 Put

USB270617P00042500

Latest saved OI1,233Oct 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 $42.50 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,2336160 2026-10-02: 1,223 OI2026-10-05: 1,223 OI2026-10-06: 1,223 OI2026-10-07: 1,223 OI2026-10-08: 1,223 OI2026-10-09: 1,233 OI2026-10-14: 1,233 OI2026-10-15: 1,233 OI2026-10-16: 1,233 OI2026-10-21: 1,233 OI2026-10-23: 1,233 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, 20261,2330
Oct 21, 2026Viewing1,2330
Oct 16, 20261,2330
Oct 15, 20261,2330
Oct 14, 20261,2330
Oct 09, 20261,233+10
Oct 08, 20261,2230
Oct 07, 20261,2230
Oct 06, 20261,2230
Oct 05, 20261,2230
Oct 02, 20261,223No prior observation