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Contract OI history

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Dec 18, 2026 EXPIRATION

NTAP $195.00 Put

NTAP261218P00195000

Latest saved OI334Oct 23, 2026
Last change+7vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
NTAP $195.00 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. 3341670 2026-10-09: 322 OI2026-10-13: 322 OI2026-10-14: 322 OI2026-10-15: 319 OI2026-10-16: 324 OI2026-10-21: 327 OI2026-10-23: 334 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, 2026Viewing334+7
Oct 21, 2026327+3
Oct 16, 2026324+5
Oct 15, 2026319-3
Oct 14, 20263220
Oct 13, 20263220
Oct 09, 2026322No prior observation