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Contract OI history

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Mar 19, 2027 EXPIRATION

NOW $135.00 Put

NOW270319P00135000

Latest saved OI1,039Oct 23, 2026
Last change+23vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOW $135.00 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. 1,0395190 2026-10-02: 964 OI2026-10-05: 996 OI2026-10-06: 997 OI2026-10-07: 997 OI2026-10-08: 997 OI2026-10-09: 1,025 OI2026-10-13: 1,017 OI2026-10-14: 1,017 OI2026-10-15: 1,017 OI2026-10-16: 1,017 OI2026-10-21: 1,016 OI2026-10-23: 1,039 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, 20261,039+23
Oct 21, 2026Viewing1,016-1
Oct 16, 20261,0170
Oct 15, 20261,0170
Oct 14, 20261,0170
Oct 13, 20261,017-8
Oct 09, 20261,025+28
Oct 08, 20269970
Oct 07, 20269970
Oct 06, 2026997+1
Oct 05, 2026996+32
Oct 02, 2026964No prior observation