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Contract OI history

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Dec 18, 2026 EXPIRATION

NOW $136.00 Put

NOW261218P00136000

Latest saved OI637Oct 23, 2026
Last change+25vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOW $136.00 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. 6373180 2026-10-02: 464 OI2026-10-05: 464 OI2026-10-06: 467 OI2026-10-07: 464 OI2026-10-08: 464 OI2026-10-09: 495 OI2026-10-13: 603 OI2026-10-14: 603 OI2026-10-15: 604 OI2026-10-16: 604 OI2026-10-21: 612 OI2026-10-23: 637 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, 2026Viewing637+25
Oct 21, 2026612+8
Oct 16, 20266040
Oct 15, 2026604+1
Oct 14, 20266030
Oct 13, 2026603+108
Oct 09, 2026495+31
Oct 08, 20264640
Oct 07, 2026464-3
Oct 06, 2026467+3
Oct 05, 20264640
Oct 02, 2026464No prior observation