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Contract OI history

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Dec 18, 2026 EXPIRATION

NOW $200.00 Call

NOW261218C00200000

Latest saved OI4,471Oct 23, 2026
Last change-55vs 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. 4,5262,2630 2026-10-02: 4,196 OI2026-10-05: 4,234 OI2026-10-06: 4,285 OI2026-10-07: 4,291 OI2026-10-08: 4,291 OI2026-10-09: 4,282 OI2026-10-13: 4,301 OI2026-10-14: 4,301 OI2026-10-15: 4,317 OI2026-10-16: 4,334 OI2026-10-21: 4,526 OI2026-10-23: 4,471 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, 20264,471-55
Oct 21, 2026Viewing4,526+192
Oct 16, 20264,334+17
Oct 15, 20264,317+16
Oct 14, 20264,3010
Oct 13, 20264,301+19
Oct 09, 20264,282-9
Oct 08, 20264,2910
Oct 07, 20264,291+6
Oct 06, 20264,285+51
Oct 05, 20264,234+38
Oct 02, 20264,196No prior observation