OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

NOW $100.00 Put

NOW261030P00100000

Latest saved OI496Oct 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 $100.00 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. 5142570 2026-10-02: 510 OI2026-10-05: 514 OI2026-10-06: 507 OI2026-10-07: 505 OI2026-10-08: 505 OI2026-10-09: 496 OI2026-10-13: 506 OI2026-10-14: 506 OI2026-10-15: 506 OI2026-10-16: 475 OI2026-10-21: 496 OI2026-10-23: 496 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, 20264960
Oct 21, 2026Viewing496+21
Oct 16, 2026475-31
Oct 15, 20265060
Oct 14, 20265060
Oct 13, 2026506+10
Oct 09, 2026496-9
Oct 08, 20265050
Oct 07, 2026505-2
Oct 06, 2026507-7
Oct 05, 2026514+4
Oct 02, 2026510No prior observation