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Contract OI history

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Jan 21, 2028 EXPIRATION

NOW $155.00 Call

NOW280121C00155000

Latest saved OI2,878Oct 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 $155.00 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. 2,8981,4490 2026-10-02: 2,897 OI2026-10-05: 2,898 OI2026-10-06: 2,898 OI2026-10-07: 2,898 OI2026-10-08: 2,898 OI2026-10-09: 2,879 OI2026-10-13: 2,876 OI2026-10-14: 2,876 OI2026-10-15: 2,876 OI2026-10-16: 2,878 OI2026-10-21: 2,882 OI2026-10-23: 2,878 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, 20262,878-4
Oct 21, 2026Viewing2,882+4
Oct 16, 20262,878+2
Oct 15, 20262,8760
Oct 14, 20262,8760
Oct 13, 20262,876-3
Oct 09, 20262,879-19
Oct 08, 20262,8980
Oct 07, 20262,8980
Oct 06, 20262,8980
Oct 05, 20262,898+1
Oct 02, 20262,897No prior observation