OITracker Cboe delayed data

Contract OI history

Back to USB

Jun 17, 2027 EXPIRATION

USB $57.50 Put

USB270617P00057500

Latest saved OI1,451Oct 23, 2026
Last change+5vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
USB $57.50 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. 1,6538260 2026-10-02: 1,653 OI2026-10-05: 1,653 OI2026-10-06: 1,653 OI2026-10-07: 1,653 OI2026-10-08: 1,653 OI2026-10-09: 1,496 OI2026-10-14: 1,447 OI2026-10-15: 1,446 OI2026-10-16: 1,446 OI2026-10-21: 1,446 OI2026-10-23: 1,451 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, 20261,451+5
Oct 21, 2026Viewing1,4460
Oct 16, 20261,4460
Oct 15, 20261,446-1
Oct 14, 20261,447-49
Oct 09, 20261,496-157
Oct 08, 20261,6530
Oct 07, 20261,6530
Oct 06, 20261,6530
Oct 05, 20261,6530
Oct 02, 20261,653No prior observation