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Contract OI history

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Mar 19, 2027 EXPIRATION

NOW $200.00 Call

NOW270319C00200000

Latest saved OI691Oct 23, 2026
Last change+20vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOW $200.00 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. 6913450 2026-10-02: 640 OI2026-10-05: 629 OI2026-10-06: 625 OI2026-10-07: 623 OI2026-10-08: 623 OI2026-10-09: 620 OI2026-10-13: 593 OI2026-10-14: 593 OI2026-10-15: 588 OI2026-10-16: 594 OI2026-10-21: 671 OI2026-10-23: 691 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, 2026691+20
Oct 21, 2026Viewing671+77
Oct 16, 2026594+6
Oct 15, 2026588-5
Oct 14, 20265930
Oct 13, 2026593-27
Oct 09, 2026620-3
Oct 08, 20266230
Oct 07, 2026623-2
Oct 06, 2026625-4
Oct 05, 2026629-11
Oct 02, 2026640No prior observation