OITracker Cboe delayed data

Contract OI history

Back to USB

Dec 18, 2026 EXPIRATION

USB $60.00 Put

USB261218P00060000

Latest saved OI934Oct 23, 2026
Last change+1vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
USB $60.00 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. 9344670 2026-10-02: 832 OI2026-10-05: 834 OI2026-10-06: 834 OI2026-10-07: 834 OI2026-10-08: 823 OI2026-10-09: 827 OI2026-10-14: 827 OI2026-10-15: 828 OI2026-10-16: 827 OI2026-10-21: 933 OI2026-10-23: 934 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, 2026934+1
Oct 21, 2026Viewing933+106
Oct 16, 2026827-1
Oct 15, 2026828+1
Oct 14, 20268270
Oct 09, 2026827+4
Oct 08, 2026823-11
Oct 07, 20268340
Oct 06, 20268340
Oct 05, 2026834+2
Oct 02, 2026832No prior observation