OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

W $120.00 Put

W261218P00120000

Latest saved OI26Oct 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 $120.00 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. 32160 2026-10-02: 26 OI2026-10-05: 26 OI2026-10-06: 32 OI2026-10-07: 32 OI2026-10-08: 26 OI2026-10-09: 25 OI2026-10-13: 25 OI2026-10-14: 25 OI2026-10-15: 25 OI2026-10-16: 25 OI2026-10-21: 26 OI2026-10-23: 26 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, 2026260
Oct 21, 2026Viewing26+1
Oct 16, 2026250
Oct 15, 2026250
Oct 14, 2026250
Oct 13, 2026250
Oct 09, 202625-1
Oct 08, 202626-6
Oct 07, 2026320
Oct 06, 202632+6
Oct 05, 2026260
Oct 02, 202626No prior observation