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Contract OI history

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Jan 15, 2027 EXPIRATION

NOW $344.00 Call

NOW270115C00344000

Latest saved OI5,463Oct 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 $344.00 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. 5,4632,7310 2026-10-02: 5,246 OI2026-10-05: 5,246 OI2026-10-06: 5,305 OI2026-10-07: 5,290 OI2026-10-08: 5,290 OI2026-10-09: 5,391 OI2026-10-13: 5,403 OI2026-10-14: 5,403 OI2026-10-15: 5,422 OI2026-10-16: 5,438 OI2026-10-21: 5,459 OI2026-10-23: 5,463 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, 2026Viewing5,463+4
Oct 21, 20265,459+21
Oct 16, 20265,438+16
Oct 15, 20265,422+19
Oct 14, 20265,4030
Oct 13, 20265,403+12
Oct 09, 20265,391+101
Oct 08, 20265,2900
Oct 07, 20265,290-15
Oct 06, 20265,305+59
Oct 05, 20265,2460
Oct 02, 20265,246No prior observation