OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

W $85.00 Put

W270115P00085000

Latest saved OI1,079Oct 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 $85.00 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. 1,0795390 2026-10-02: 1,079 OI2026-10-05: 1,079 OI2026-10-06: 1,074 OI2026-10-07: 1,074 OI2026-10-08: 1,072 OI2026-10-09: 1,072 OI2026-10-13: 1,079 OI2026-10-14: 1,079 OI2026-10-15: 1,079 OI2026-10-16: 1,079 OI2026-10-21: 1,079 OI2026-10-23: 1,079 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, 20261,0790
Oct 21, 2026Viewing1,0790
Oct 16, 20261,0790
Oct 15, 20261,0790
Oct 14, 20261,0790
Oct 13, 20261,079+7
Oct 09, 20261,0720
Oct 08, 20261,072-2
Oct 07, 20261,0740
Oct 06, 20261,074-5
Oct 05, 20261,0790
Oct 02, 20261,079No prior observation