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Contract OI history

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Dec 18, 2026 EXPIRATION

NTAP $160.00 Put

NTAP261218P00160000

Latest saved OI192Oct 23, 2026
Last change+18vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
NTAP $160.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 192960 2026-10-09: 151 OI2026-10-13: 151 OI2026-10-14: 151 OI2026-10-15: 151 OI2026-10-16: 169 OI2026-10-21: 174 OI2026-10-23: 192 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

NTAP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing192+18
Oct 21, 2026174+5
Oct 16, 2026169+18
Oct 15, 20261510
Oct 14, 20261510
Oct 13, 20261510
Oct 09, 2026151No prior observation