OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

NOW $110.00 Put

NOW280121P00110000

Latest saved OI2,739Oct 23, 2026
Last change-4vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOW $110.00 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. 2,7591,3790 2026-10-02: 2,753 OI2026-10-05: 2,756 OI2026-10-06: 2,759 OI2026-10-07: 2,759 OI2026-10-08: 2,759 OI2026-10-09: 2,755 OI2026-10-13: 2,746 OI2026-10-14: 2,746 OI2026-10-15: 2,746 OI2026-10-16: 2,746 OI2026-10-21: 2,743 OI2026-10-23: 2,739 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, 20262,739-4
Oct 21, 2026Viewing2,743-3
Oct 16, 20262,7460
Oct 15, 20262,7460
Oct 14, 20262,7460
Oct 13, 20262,746-9
Oct 09, 20262,755-4
Oct 08, 20262,7590
Oct 07, 20262,7590
Oct 06, 20262,759+3
Oct 05, 20262,756+3
Oct 02, 20262,753No prior observation