OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

W $80.00 Put

W270115P00080000

Latest saved OI627Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
W $80.00 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. 6273130 2026-10-02: 624 OI2026-10-05: 624 OI2026-10-06: 624 OI2026-10-07: 624 OI2026-10-08: 624 OI2026-10-09: 626 OI2026-10-13: 626 OI2026-10-14: 626 OI2026-10-15: 626 OI2026-10-16: 626 OI2026-10-21: 627 OI2026-10-23: 627 OI Oct 02, 2026Oct 23, 2026

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

W contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing6270
Oct 21, 2026627+1
Oct 16, 20266260
Oct 15, 20266260
Oct 14, 20266260
Oct 13, 20266260
Oct 09, 2026626+2
Oct 08, 20266240
Oct 07, 20266240
Oct 06, 20266240
Oct 05, 20266240
Oct 02, 2026624No prior observation