OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

UNIT $8.00 Put

UNIT270115P00008000

Latest saved OI61Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
UNIT $8.00 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 61300 2026-10-08: 59 OI2026-10-09: 59 OI2026-10-13: 59 OI2026-10-14: 59 OI2026-10-16: 59 OI2026-10-21: 61 OI2026-10-23: 61 OI Oct 08, 2026Oct 23, 2026

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

UNIT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing610
Oct 21, 202661+2
Oct 16, 2026590
Oct 14, 2026590
Oct 13, 2026590
Oct 09, 2026590
Oct 08, 202659No prior observation