OITracker Cboe delayed data

Contract OI history

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Feb 19, 2027 EXPIRATION

NOW $100.00 Put

NOW270219P00100000

Latest saved OI495Oct 23, 2026
Last change-16vs 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. 5112550 2026-10-02: 377 OI2026-10-05: 377 OI2026-10-06: 377 OI2026-10-07: 377 OI2026-10-08: 377 OI2026-10-09: 436 OI2026-10-13: 448 OI2026-10-14: 448 OI2026-10-15: 445 OI2026-10-16: 458 OI2026-10-21: 511 OI2026-10-23: 495 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, 2026495-16
Oct 21, 2026Viewing511+53
Oct 16, 2026458+13
Oct 15, 2026445-3
Oct 14, 20264480
Oct 13, 2026448+12
Oct 09, 2026436+59
Oct 08, 20263770
Oct 07, 20263770
Oct 06, 20263770
Oct 05, 20263770
Oct 02, 2026377No prior observation