OITracker Cboe delayed data

Contract OI history

Back to USB

Dec 15, 2028 EXPIRATION

USB $30.00 Put

USB281215P00030000

Latest saved OI130Oct 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 $30.00 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. 130650 2026-10-02: 118 OI2026-10-05: 118 OI2026-10-06: 118 OI2026-10-07: 118 OI2026-10-08: 118 OI2026-10-09: 125 OI2026-10-14: 130 OI2026-10-15: 130 OI2026-10-16: 130 OI2026-10-21: 130 OI2026-10-23: 130 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, 20261300
Oct 21, 2026Viewing1300
Oct 16, 20261300
Oct 15, 20261300
Oct 14, 2026130+5
Oct 09, 2026125+7
Oct 08, 20261180
Oct 07, 20261180
Oct 06, 20261180
Oct 05, 20261180
Oct 02, 2026118No prior observation