OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

AMPX $12.00 Put

AMPX270115P00012000

Latest saved OI3,580Oct 23, 2026
Last change-20vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AMPX $12.00 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. 3,6371,8180 2026-10-02: 3,637 OI2026-10-05: 3,637 OI2026-10-06: 3,630 OI2026-10-07: 3,630 OI2026-10-08: 3,630 OI2026-10-09: 3,630 OI2026-10-13: 3,614 OI2026-10-14: 3,614 OI2026-10-15: 3,613 OI2026-10-16: 3,613 OI2026-10-21: 3,600 OI2026-10-23: 3,580 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, 2026Viewing3,580-20
Oct 21, 20263,600-13
Oct 16, 20263,6130
Oct 15, 20263,613-1
Oct 14, 20263,6140
Oct 13, 20263,614-16
Oct 09, 20263,6300
Oct 08, 20263,6300
Oct 07, 20263,6300
Oct 06, 20263,630-7
Oct 05, 20263,6370
Oct 02, 20263,637No prior observation