OITracker Cboe delayed data

Contract OI history

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Jun 17, 2027 EXPIRATION

UWMC $4.00 Put

UWMC1270617P00004000

Latest saved OI199Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UWMC $4.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 199990 2026-10-02: 0 OI2026-10-05: 199 OI2026-10-06: 199 OI2026-10-07: 199 OI2026-10-08: 199 OI2026-10-09: 199 OI2026-10-13: 199 OI2026-10-14: 199 OI2026-10-15: 199 OI2026-10-16: 199 OI2026-10-21: 199 OI2026-10-23: 199 OI Oct 02, 2026Oct 23, 2026

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

UWMC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261990
Oct 21, 2026Viewing1990
Oct 16, 20261990
Oct 15, 20261990
Oct 14, 20261990
Oct 13, 20261990
Oct 09, 20261990
Oct 08, 20261990
Oct 07, 20261990
Oct 06, 20261990
Oct 05, 2026199+199
Oct 02, 20260No prior observation