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Contract OI history

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Oct 23, 2026 EXPIRATION

AMBA $63.00 Put

AMBA261023P00063000

Latest saved OI617Oct 21, 2026
Last change+474vs previous saved observation
Saved market days5Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
AMBA $63.00 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. 6173080 2026-10-09: 98 OI2026-10-13: 135 OI2026-10-14: 135 OI2026-10-16: 143 OI2026-10-21: 617 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, 2026Viewing617+474
Oct 16, 2026143+8
Oct 14, 20261350
Oct 13, 2026135+37
Oct 09, 202698No prior observation