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Contract OI history

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Mar 19, 2027 EXPIRATION

NOW $155.00 Put

NOW270319P00155000

Latest saved OI154Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOW $155.00 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. 154770 2026-10-02: 122 OI2026-10-05: 122 OI2026-10-06: 122 OI2026-10-07: 128 OI2026-10-08: 128 OI2026-10-09: 126 OI2026-10-13: 144 OI2026-10-14: 144 OI2026-10-15: 145 OI2026-10-16: 145 OI2026-10-21: 153 OI2026-10-23: 154 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, 2026154+1
Oct 21, 2026Viewing153+8
Oct 16, 20261450
Oct 15, 2026145+1
Oct 14, 20261440
Oct 13, 2026144+18
Oct 09, 2026126-2
Oct 08, 20261280
Oct 07, 2026128+6
Oct 06, 20261220
Oct 05, 20261220
Oct 02, 2026122No prior observation