OITracker Cboe delayed data

Contract OI history

Back to USB

Jan 15, 2027 EXPIRATION

USB $35.00 Put

USB270115P00035000

Latest saved OI984Oct 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 $35.00 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. 1,0315150 2026-10-02: 1,023 OI2026-10-05: 1,023 OI2026-10-06: 1,014 OI2026-10-07: 1,014 OI2026-10-08: 1,031 OI2026-10-09: 1,031 OI2026-10-14: 1,031 OI2026-10-15: 984 OI2026-10-16: 984 OI2026-10-21: 984 OI2026-10-23: 984 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, 20269840
Oct 21, 2026Viewing9840
Oct 16, 20269840
Oct 15, 2026984-47
Oct 14, 20261,0310
Oct 09, 20261,0310
Oct 08, 20261,031+17
Oct 07, 20261,0140
Oct 06, 20261,014-9
Oct 05, 20261,0230
Oct 02, 20261,023No prior observation