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Contract OI history

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Jun 16, 2028 EXPIRATION

AMPX $15.00 Put

AMPX280616P00015000

Latest saved OI321Oct 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 $15.00 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. 3211600 2026-10-02: 321 OI2026-10-05: 321 OI2026-10-06: 321 OI2026-10-07: 321 OI2026-10-08: 321 OI2026-10-09: 321 OI2026-10-13: 321 OI2026-10-14: 321 OI2026-10-15: 321 OI2026-10-16: 321 OI2026-10-21: 321 OI2026-10-23: 321 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, 2026Viewing3210
Oct 21, 20263210
Oct 16, 20263210
Oct 15, 20263210
Oct 14, 20263210
Oct 13, 20263210
Oct 09, 20263210
Oct 08, 20263210
Oct 07, 20263210
Oct 06, 20263210
Oct 05, 20263210
Oct 02, 2026321No prior observation