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Contract OI history

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Jan 21, 2028 EXPIRATION

NOW $240.00 Call

NOW280121C00240000

Latest saved OI719Oct 23, 2026
Last change+2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOW $240.00 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. 7223610 2026-10-02: 721 OI2026-10-05: 721 OI2026-10-06: 722 OI2026-10-07: 722 OI2026-10-08: 722 OI2026-10-09: 719 OI2026-10-13: 719 OI2026-10-14: 719 OI2026-10-15: 719 OI2026-10-16: 717 OI2026-10-21: 717 OI2026-10-23: 719 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, 2026Viewing719+2
Oct 21, 20267170
Oct 16, 2026717-2
Oct 15, 20267190
Oct 14, 20267190
Oct 13, 20267190
Oct 09, 2026719-3
Oct 08, 20267220
Oct 07, 20267220
Oct 06, 2026722+1
Oct 05, 20267210
Oct 02, 2026721No prior observation