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Contract OI history

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Dec 18, 2026 EXPIRATION

NOW $75.00 Put

NOW261218P00075000

Latest saved OI541Oct 23, 2026
Last change-12vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOW $75.00 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. 5532760 2026-10-02: 490 OI2026-10-05: 504 OI2026-10-06: 481 OI2026-10-07: 481 OI2026-10-08: 481 OI2026-10-09: 489 OI2026-10-13: 481 OI2026-10-14: 481 OI2026-10-15: 477 OI2026-10-16: 472 OI2026-10-21: 553 OI2026-10-23: 541 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, 2026541-12
Oct 21, 2026Viewing553+81
Oct 16, 2026472-5
Oct 15, 2026477-4
Oct 14, 20264810
Oct 13, 2026481-8
Oct 09, 2026489+8
Oct 08, 20264810
Oct 07, 20264810
Oct 06, 2026481-23
Oct 05, 2026504+14
Oct 02, 2026490No prior observation