OITracker Cboe delayed data

Contract OI history

Back to USB

Jan 21, 2028 EXPIRATION

USB $47.50 Put

USB280121P00047500

Latest saved OI1,503Oct 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. 1,5037510 2026-10-02: 1,144 OI2026-10-05: 1,143 OI2026-10-06: 1,437 OI2026-10-07: 1,503 OI2026-10-08: 1,503 OI2026-10-09: 1,503 OI2026-10-14: 1,503 OI2026-10-15: 1,503 OI2026-10-16: 1,503 OI2026-10-21: 1,503 OI2026-10-23: 1,503 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, 2026Viewing1,5030
Oct 21, 20261,5030
Oct 16, 20261,5030
Oct 15, 20261,5030
Oct 14, 20261,5030
Oct 09, 20261,5030
Oct 08, 20261,5030
Oct 07, 20261,503+66
Oct 06, 20261,437+294
Oct 05, 20261,143-1
Oct 02, 20261,144No prior observation