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Contract OI history

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Dec 18, 2026 EXPIRATION

NTAP $210.00 Call

NTAP261218C00210000

Latest saved OI505Oct 23, 2026
Last change+2vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
NTAP $210.00 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. 5052520 2026-10-09: 464 OI2026-10-13: 494 OI2026-10-14: 494 OI2026-10-15: 490 OI2026-10-16: 491 OI2026-10-21: 503 OI2026-10-23: 505 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, 2026Viewing505+2
Oct 21, 2026503+12
Oct 16, 2026491+1
Oct 15, 2026490-4
Oct 14, 20264940
Oct 13, 2026494+30
Oct 09, 2026464No prior observation