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Contract OI history

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Dec 18, 2026 EXPIRATION

AMBA $67.50 Put

AMBA261218P00067500

Latest saved OI68Oct 21, 2026
Last change-2vs previous saved observation
Saved market days5Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
AMBA $67.50 put open interest history 5 saved observations from 2026-10-09 to 2026-10-21. Exact values and changes are listed in the table below. 70350 2026-10-09: 47 OI2026-10-13: 68 OI2026-10-14: 70 OI2026-10-16: 70 OI2026-10-21: 68 OI Oct 09, 2026Oct 21, 2026

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

AMBA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 21, 2026Viewing68-2
Oct 16, 2026700
Oct 14, 202670+2
Oct 13, 202668+21
Oct 09, 202647No prior observation