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Contract OI history

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Dec 15, 2028 EXPIRATION

NOW $200.00 Call

NOW281215C00200000

Latest saved OI145Oct 23, 2026
Last change0vs 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. 146730 2026-10-02: 114 OI2026-10-05: 115 OI2026-10-06: 140 OI2026-10-07: 140 OI2026-10-08: 140 OI2026-10-09: 141 OI2026-10-13: 139 OI2026-10-14: 139 OI2026-10-15: 134 OI2026-10-16: 146 OI2026-10-21: 145 OI2026-10-23: 145 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, 20261450
Oct 21, 2026Viewing145-1
Oct 16, 2026146+12
Oct 15, 2026134-5
Oct 14, 20261390
Oct 13, 2026139-2
Oct 09, 2026141+1
Oct 08, 20261400
Oct 07, 20261400
Oct 06, 2026140+25
Oct 05, 2026115+1
Oct 02, 2026114No prior observation