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Contract OI history

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Dec 18, 2026 EXPIRATION

AMBQ $30.00 Put

AMBQ261218P00030000

Latest saved OI1Oct 20, 2026
Last change0vs previous saved observation
Saved market days9Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AMBQ $30.00 put open interest history 9 saved observations from 2026-10-02 to 2026-10-20. Exact values and changes are listed in the table below. 10 2026-10-02: 1 OI2026-10-05: 1 OI2026-10-06: 1 OI2026-10-08: 1 OI2026-10-09: 1 OI2026-10-13: 1 OI2026-10-14: 1 OI2026-10-16: 1 OI2026-10-20: 1 OI Oct 02, 2026Oct 20, 2026

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

AMBQ contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing10
Oct 16, 202610
Oct 14, 202610
Oct 13, 202610
Oct 09, 202610
Oct 08, 202610
Oct 06, 202610
Oct 05, 202610
Oct 02, 20261No prior observation