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Contract OI history

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Nov 20, 2026 EXPIRATION

NTAP $230.00 Call

NTAP261120C00230000

Latest saved OI592Oct 23, 2026
Last change+5vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
NTAP $230.00 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. 5922960 2026-10-09: 428 OI2026-10-13: 519 OI2026-10-14: 519 OI2026-10-15: 544 OI2026-10-16: 543 OI2026-10-21: 587 OI2026-10-23: 592 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, 2026Viewing592+5
Oct 21, 2026587+44
Oct 16, 2026543-1
Oct 15, 2026544+25
Oct 14, 20265190
Oct 13, 2026519+91
Oct 09, 2026428No prior observation