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Contract OI history

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Jan 21, 2028 EXPIRATION

NOW $45.00 Put

NOW280121P00045000

Latest saved OI764Oct 23, 2026
Last change-2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOW $45.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 7663830 2026-10-02: 752 OI2026-10-05: 752 OI2026-10-06: 735 OI2026-10-07: 735 OI2026-10-08: 735 OI2026-10-09: 735 OI2026-10-13: 734 OI2026-10-14: 734 OI2026-10-15: 734 OI2026-10-16: 734 OI2026-10-21: 766 OI2026-10-23: 764 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, 2026Viewing764-2
Oct 21, 2026766+32
Oct 16, 20267340
Oct 15, 20267340
Oct 14, 20267340
Oct 13, 2026734-1
Oct 09, 20267350
Oct 08, 20267350
Oct 07, 20267350
Oct 06, 2026735-17
Oct 05, 20267520
Oct 02, 2026752No prior observation