OITracker Cboe delayed data

Contract OI history

Back to U

Dec 18, 2026 EXPIRATION

U $41.00 Put

U261218P00041000

Latest saved OI92Oct 23, 2026
Last change+61vs previous saved observation
Saved market days4Oct 15, 2026 onwards
Daily open interest Hover a point for its date and OI
U $41.00 put open interest history 4 saved observations from 2026-10-15 to 2026-10-23. Exact values and changes are listed in the table below. 92460 2026-10-15: 0 OI2026-10-16: 0 OI2026-10-21: 31 OI2026-10-23: 92 OI Oct 15, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

U contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing92+61
Oct 21, 202631+31
Oct 16, 202600
Oct 15, 20260No prior observation