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Contract OI history

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Dec 15, 2028 EXPIRATION

NOW $170.00 Call

NOW281215C00170000

Latest saved OI235Oct 23, 2026
Last change+38vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOW $170.00 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. 2351170 2026-10-02: 179 OI2026-10-05: 179 OI2026-10-06: 188 OI2026-10-07: 188 OI2026-10-08: 188 OI2026-10-09: 188 OI2026-10-13: 191 OI2026-10-14: 191 OI2026-10-15: 191 OI2026-10-16: 193 OI2026-10-21: 197 OI2026-10-23: 235 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, 2026235+38
Oct 21, 2026Viewing197+4
Oct 16, 2026193+2
Oct 15, 20261910
Oct 14, 20261910
Oct 13, 2026191+3
Oct 09, 20261880
Oct 08, 20261880
Oct 07, 20261880
Oct 06, 2026188+9
Oct 05, 20261790
Oct 02, 2026179No prior observation