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Contract OI history

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Jan 15, 2027 EXPIRATION

NOW $188.00 Call

NOW270115C00188000

Latest saved OI2,873Oct 23, 2026
Last change-16vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOW $188.00 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. 2,8911,4450 2026-10-02: 2,874 OI2026-10-05: 2,874 OI2026-10-06: 2,874 OI2026-10-07: 2,889 OI2026-10-08: 2,889 OI2026-10-09: 2,891 OI2026-10-13: 2,890 OI2026-10-14: 2,890 OI2026-10-15: 2,889 OI2026-10-16: 2,889 OI2026-10-21: 2,889 OI2026-10-23: 2,873 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, 2026Viewing2,873-16
Oct 21, 20262,8890
Oct 16, 20262,8890
Oct 15, 20262,889-1
Oct 14, 20262,8900
Oct 13, 20262,890-1
Oct 09, 20262,891+2
Oct 08, 20262,8890
Oct 07, 20262,889+15
Oct 06, 20262,8740
Oct 05, 20262,8740
Oct 02, 20262,874No prior observation