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Contract OI history

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Mar 19, 2027 EXPIRATION

NOW $180.00 Call

NOW270319C00180000

Latest saved OI610Oct 23, 2026
Last change+15vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOW $180.00 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. 6103050 2026-10-02: 331 OI2026-10-05: 332 OI2026-10-06: 329 OI2026-10-07: 497 OI2026-10-08: 497 OI2026-10-09: 539 OI2026-10-13: 548 OI2026-10-14: 548 OI2026-10-15: 542 OI2026-10-16: 586 OI2026-10-21: 595 OI2026-10-23: 610 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, 2026610+15
Oct 21, 2026Viewing595+9
Oct 16, 2026586+44
Oct 15, 2026542-6
Oct 14, 20265480
Oct 13, 2026548+9
Oct 09, 2026539+42
Oct 08, 20264970
Oct 07, 2026497+168
Oct 06, 2026329-3
Oct 05, 2026332+1
Oct 02, 2026331No prior observation