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Contract OI history

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Dec 18, 2026 EXPIRATION

NOW $115.00 Put

NOW261218P00115000

Latest saved OI506Oct 23, 2026
Last change+10vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOW $115.00 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. 5252620 2026-10-02: 405 OI2026-10-05: 406 OI2026-10-06: 424 OI2026-10-07: 426 OI2026-10-08: 426 OI2026-10-09: 518 OI2026-10-13: 522 OI2026-10-14: 522 OI2026-10-15: 525 OI2026-10-16: 517 OI2026-10-21: 496 OI2026-10-23: 506 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, 2026Viewing506+10
Oct 21, 2026496-21
Oct 16, 2026517-8
Oct 15, 2026525+3
Oct 14, 20265220
Oct 13, 2026522+4
Oct 09, 2026518+92
Oct 08, 20264260
Oct 07, 2026426+2
Oct 06, 2026424+18
Oct 05, 2026406+1
Oct 02, 2026405No prior observation