OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

USB $65.00 Put

USB280121P00065000

Latest saved OI60Oct 23, 2026
Last change-17vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
USB $65.00 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. 77380 2026-10-02: 26 OI2026-10-05: 35 OI2026-10-06: 45 OI2026-10-07: 45 OI2026-10-08: 45 OI2026-10-09: 63 OI2026-10-14: 66 OI2026-10-15: 77 OI2026-10-16: 77 OI2026-10-21: 77 OI2026-10-23: 60 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, 2026Viewing60-17
Oct 21, 2026770
Oct 16, 2026770
Oct 15, 202677+11
Oct 14, 202666+3
Oct 09, 202663+18
Oct 08, 2026450
Oct 07, 2026450
Oct 06, 202645+10
Oct 05, 202635+9
Oct 02, 202626No prior observation