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Contract OI history

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Dec 18, 2026 EXPIRATION

NVMI $420.00 Call

NVMI261218C00420000

Latest saved OI175Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
NVMI $420.00 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 175870 2026-10-08: 175 OI2026-10-09: 175 OI2026-10-13: 175 OI2026-10-14: 175 OI2026-10-16: 175 OI2026-10-20: 175 OI2026-10-23: 175 OI Oct 08, 2026Oct 23, 2026

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

NVMI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1750
Oct 20, 20261750
Oct 16, 20261750
Oct 14, 20261750
Oct 13, 20261750
Oct 09, 20261750
Oct 08, 2026175No prior observation