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Contract OI history

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Dec 18, 2026 EXPIRATION

NOW $212.00 Call

NOW261218C00212000

Latest saved OI211Oct 23, 2026
Last change-7vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOW $212.00 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. 2181090 2026-10-02: 201 OI2026-10-05: 201 OI2026-10-06: 201 OI2026-10-07: 199 OI2026-10-08: 199 OI2026-10-09: 216 OI2026-10-13: 217 OI2026-10-14: 217 OI2026-10-15: 217 OI2026-10-16: 218 OI2026-10-21: 218 OI2026-10-23: 211 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, 2026Viewing211-7
Oct 21, 20262180
Oct 16, 2026218+1
Oct 15, 20262170
Oct 14, 20262170
Oct 13, 2026217+1
Oct 09, 2026216+17
Oct 08, 20261990
Oct 07, 2026199-2
Oct 06, 20262010
Oct 05, 20262010
Oct 02, 2026201No prior observation