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Contract OI history

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Nov 20, 2026 EXPIRATION

AMBA $77.50 Call

AMBA261120C00077500

Latest saved OI253Oct 21, 2026
Last change+3vs previous saved observation
Saved market days5Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
AMBA $77.50 call open interest history 5 saved observations from 2026-10-09 to 2026-10-21. Exact values and changes are listed in the table below. 2531260 2026-10-09: 227 OI2026-10-13: 244 OI2026-10-14: 248 OI2026-10-16: 250 OI2026-10-21: 253 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, 2026Viewing253+3
Oct 16, 2026250+2
Oct 14, 2026248+4
Oct 13, 2026244+17
Oct 09, 2026227No prior observation