OITracker Cboe delayed data

Contract OI history

Back to USB

Nov 20, 2026 EXPIRATION

USB $47.50 Put

USB261120P00047500

Latest saved OI206Oct 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 $47.50 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. 2291140 2026-10-02: 54 OI2026-10-05: 54 OI2026-10-06: 64 OI2026-10-07: 64 OI2026-10-08: 64 OI2026-10-09: 121 OI2026-10-14: 229 OI2026-10-15: 229 OI2026-10-16: 229 OI2026-10-21: 206 OI2026-10-23: 206 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, 20262060
Oct 21, 2026Viewing206-23
Oct 16, 20262290
Oct 15, 20262290
Oct 14, 2026229+108
Oct 09, 2026121+57
Oct 08, 2026640
Oct 07, 2026640
Oct 06, 202664+10
Oct 05, 2026540
Oct 02, 202654No prior observation