OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

U $43.50 Put

U261030P00043500

Latest saved OI60Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
U $43.50 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 60300 2026-10-09: 0 OI2026-10-14: 0 OI2026-10-15: 58 OI2026-10-16: 59 OI2026-10-21: 60 OI2026-10-23: 60 OI Oct 09, 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, 2026Viewing600
Oct 21, 202660+1
Oct 16, 202659+1
Oct 15, 202658+58
Oct 14, 202600
Oct 09, 20260No prior observation