OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

AMPX $16.00 Put

AMPX261120P00016000

Latest saved OI1Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AMPX $16.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 4852420 2026-10-02: 485 OI2026-10-05: 483 OI2026-10-06: 483 OI2026-10-07: 483 OI2026-10-08: 483 OI2026-10-09: 483 OI2026-10-13: 483 OI2026-10-14: 483 OI2026-10-15: 470 OI2026-10-16: 470 OI2026-10-21: 2 OI2026-10-23: 1 OI Oct 02, 2026Oct 23, 2026

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

AMPX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1-1
Oct 21, 20262-468
Oct 16, 20264700
Oct 15, 2026470-13
Oct 14, 20264830
Oct 13, 20264830
Oct 09, 20264830
Oct 08, 20264830
Oct 07, 20264830
Oct 06, 20264830
Oct 05, 2026483-2
Oct 02, 2026485No prior observation