OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

NOW $100.00 Call

NOW280121C00100000

Latest saved OI5,411Oct 23, 2026
Last change-144vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOW $100.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 6,0053,0020 2026-10-02: 6,005 OI2026-10-05: 5,979 OI2026-10-06: 5,939 OI2026-10-07: 5,927 OI2026-10-08: 5,927 OI2026-10-09: 5,888 OI2026-10-13: 5,732 OI2026-10-14: 5,732 OI2026-10-15: 5,694 OI2026-10-16: 5,618 OI2026-10-21: 5,555 OI2026-10-23: 5,411 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, 20265,411-144
Oct 21, 2026Viewing5,555-63
Oct 16, 20265,618-76
Oct 15, 20265,694-38
Oct 14, 20265,7320
Oct 13, 20265,732-156
Oct 09, 20265,888-39
Oct 08, 20265,9270
Oct 07, 20265,927-12
Oct 06, 20265,939-40
Oct 05, 20265,979-26
Oct 02, 20266,005No prior observation