OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

NOW $160.00 Put

NOW280121P00160000

Latest saved OI208Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOW $160.00 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. 2081040 2026-10-02: 187 OI2026-10-05: 187 OI2026-10-06: 187 OI2026-10-07: 187 OI2026-10-08: 187 OI2026-10-09: 187 OI2026-10-13: 187 OI2026-10-14: 187 OI2026-10-15: 188 OI2026-10-16: 208 OI2026-10-21: 208 OI2026-10-23: 208 OI Oct 02, 2026Oct 23, 2026

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

NOW contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20262080
Oct 21, 2026Viewing2080
Oct 16, 2026208+20
Oct 15, 2026188+1
Oct 14, 20261870
Oct 13, 20261870
Oct 09, 20261870
Oct 08, 20261870
Oct 07, 20261870
Oct 06, 20261870
Oct 05, 20261870
Oct 02, 2026187No prior observation