OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

W $110.00 Put

W261120P00110000

Latest saved OI712Oct 23, 2026
Last change+60vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
W $110.00 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. 7123560 2026-10-02: 523 OI2026-10-05: 523 OI2026-10-06: 525 OI2026-10-07: 525 OI2026-10-08: 525 OI2026-10-09: 556 OI2026-10-13: 596 OI2026-10-14: 596 OI2026-10-15: 596 OI2026-10-16: 598 OI2026-10-21: 652 OI2026-10-23: 712 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, 2026712+60
Oct 21, 2026Viewing652+54
Oct 16, 2026598+2
Oct 15, 20265960
Oct 14, 20265960
Oct 13, 2026596+40
Oct 09, 2026556+31
Oct 08, 20265250
Oct 07, 20265250
Oct 06, 2026525+2
Oct 05, 20265230
Oct 02, 2026523No prior observation