OITracker Cboe delayed data

Contract OI history

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Oct 23, 2026 EXPIRATION

NOW $121.00 Put

NOW261023P00121000

Latest saved OI308Oct 23, 2026
Last change-13vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOW $121.00 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. 5302650 2026-10-02: 110 OI2026-10-05: 249 OI2026-10-06: 278 OI2026-10-07: 279 OI2026-10-08: 279 OI2026-10-09: 530 OI2026-10-13: 514 OI2026-10-14: 514 OI2026-10-15: 514 OI2026-10-16: 508 OI2026-10-21: 321 OI2026-10-23: 308 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, 2026308-13
Oct 21, 2026Viewing321-187
Oct 16, 2026508-6
Oct 15, 20265140
Oct 14, 20265140
Oct 13, 2026514-16
Oct 09, 2026530+251
Oct 08, 20262790
Oct 07, 2026279+1
Oct 06, 2026278+29
Oct 05, 2026249+139
Oct 02, 2026110No prior observation