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Contract OI history

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Jan 21, 2028 EXPIRATION

AMPX $25.00 Call

AMPX280121C00025000

Latest saved OI1,650Oct 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 $25.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,6888440 2026-10-02: 1,687 OI2026-10-05: 1,688 OI2026-10-06: 1,688 OI2026-10-07: 1,688 OI2026-10-08: 1,688 OI2026-10-09: 1,682 OI2026-10-13: 1,682 OI2026-10-14: 1,682 OI2026-10-15: 1,682 OI2026-10-16: 1,681 OI2026-10-21: 1,651 OI2026-10-23: 1,650 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, 2026Viewing1,650-1
Oct 21, 20261,651-30
Oct 16, 20261,681-1
Oct 15, 20261,6820
Oct 14, 20261,6820
Oct 13, 20261,6820
Oct 09, 20261,682-6
Oct 08, 20261,6880
Oct 07, 20261,6880
Oct 06, 20261,6880
Oct 05, 20261,688+1
Oct 02, 20261,687No prior observation