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Contract OI history

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Feb 19, 2027 EXPIRATION

NOW $210.00 Call

NOW270219C00210000

Latest saved OI574Oct 23, 2026
Last change+25vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOW $210.00 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. 5742870 2026-10-02: 161 OI2026-10-05: 162 OI2026-10-06: 167 OI2026-10-07: 168 OI2026-10-08: 168 OI2026-10-09: 193 OI2026-10-13: 178 OI2026-10-14: 178 OI2026-10-15: 537 OI2026-10-16: 544 OI2026-10-21: 549 OI2026-10-23: 574 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, 2026574+25
Oct 21, 2026Viewing549+5
Oct 16, 2026544+7
Oct 15, 2026537+359
Oct 14, 20261780
Oct 13, 2026178-15
Oct 09, 2026193+25
Oct 08, 20261680
Oct 07, 2026168+1
Oct 06, 2026167+5
Oct 05, 2026162+1
Oct 02, 2026161No prior observation