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Contract OI history

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Nov 20, 2026 EXPIRATION

NVMI $450.00 Put

NVMI261120P00450000

Latest saved OI4Oct 23, 2026
Last change-237vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
NVMI $450.00 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 2411200 2026-10-08: 241 OI2026-10-09: 241 OI2026-10-13: 241 OI2026-10-14: 241 OI2026-10-16: 241 OI2026-10-20: 241 OI2026-10-23: 4 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, 2026Viewing4-237
Oct 20, 20262410
Oct 16, 20262410
Oct 14, 20262410
Oct 13, 20262410
Oct 09, 20262410
Oct 08, 2026241No prior observation