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Contract OI history

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Nov 20, 2026 EXPIRATION

NTAP $240.00 Call

NTAP261120C00240000

Latest saved OI1,045Oct 23, 2026
Last change+45vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
NTAP $240.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,0455220 2026-10-09: 796 OI2026-10-13: 918 OI2026-10-14: 918 OI2026-10-15: 942 OI2026-10-16: 955 OI2026-10-21: 1,000 OI2026-10-23: 1,045 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, 2026Viewing1,045+45
Oct 21, 20261,000+45
Oct 16, 2026955+13
Oct 15, 2026942+24
Oct 14, 20269180
Oct 13, 2026918+122
Oct 09, 2026796No prior observation