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Contract OI history

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Nov 20, 2026 EXPIRATION

AMPX $17.00 Put

AMPX261120P00017000

Latest saved OI104Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AMPX $17.00 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. 5142570 2026-10-02: 514 OI2026-10-05: 514 OI2026-10-06: 514 OI2026-10-07: 514 OI2026-10-08: 514 OI2026-10-09: 514 OI2026-10-13: 512 OI2026-10-14: 512 OI2026-10-15: 105 OI2026-10-16: 104 OI2026-10-21: 104 OI2026-10-23: 104 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, 2026Viewing1040
Oct 21, 20261040
Oct 16, 2026104-1
Oct 15, 2026105-407
Oct 14, 20265120
Oct 13, 2026512-2
Oct 09, 20265140
Oct 08, 20265140
Oct 07, 20265140
Oct 06, 20265140
Oct 05, 20265140
Oct 02, 2026514No prior observation