OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

U $44.50 Put

U261030P00044500

Latest saved OI55Oct 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 $44.50 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. 55270 2026-10-09: 0 OI2026-10-14: 0 OI2026-10-15: 54 OI2026-10-16: 54 OI2026-10-21: 55 OI2026-10-23: 55 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, 2026Viewing550
Oct 21, 202655+1
Oct 16, 2026540
Oct 15, 202654+54
Oct 14, 202600
Oct 09, 20260No prior observation