OITracker Cboe delayed data

Contract OI history

Back to USB

Jan 15, 2027 EXPIRATION

USB $57.50 Put

USB270115P00057500

Latest saved OI1,406Oct 23, 2026
Last change+390vs 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. 1,4067030 2026-10-02: 800 OI2026-10-05: 800 OI2026-10-06: 806 OI2026-10-07: 806 OI2026-10-08: 849 OI2026-10-09: 849 OI2026-10-14: 941 OI2026-10-15: 970 OI2026-10-16: 995 OI2026-10-21: 1,016 OI2026-10-23: 1,406 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, 2026Viewing1,406+390
Oct 21, 20261,016+21
Oct 16, 2026995+25
Oct 15, 2026970+29
Oct 14, 2026941+92
Oct 09, 20268490
Oct 08, 2026849+43
Oct 07, 20268060
Oct 06, 2026806+6
Oct 05, 20268000
Oct 02, 2026800No prior observation