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Contract OI history

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Dec 15, 2028 EXPIRATION

NOW $210.00 Call

NOW281215C00210000

Latest saved OI197Oct 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 $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. 197980 2026-10-02: 9 OI2026-10-05: 11 OI2026-10-06: 152 OI2026-10-07: 152 OI2026-10-08: 152 OI2026-10-09: 153 OI2026-10-13: 184 OI2026-10-14: 184 OI2026-10-15: 184 OI2026-10-16: 184 OI2026-10-21: 197 OI2026-10-23: 197 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, 20261970
Oct 21, 2026Viewing197+13
Oct 16, 20261840
Oct 15, 20261840
Oct 14, 20261840
Oct 13, 2026184+31
Oct 09, 2026153+1
Oct 08, 20261520
Oct 07, 20261520
Oct 06, 2026152+141
Oct 05, 202611+2
Oct 02, 20269No prior observation