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Contract OI history

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Nov 13, 2026 EXPIRATION

AMPX $9.50 Call

AMPX261113C00009500

Latest saved OI128Oct 23, 2026
Last change+7vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AMPX $9.50 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. 128640 2026-10-02: 0 OI2026-10-05: 1 OI2026-10-06: 1 OI2026-10-07: 115 OI2026-10-08: 115 OI2026-10-09: 116 OI2026-10-13: 117 OI2026-10-14: 117 OI2026-10-15: 118 OI2026-10-16: 121 OI2026-10-21: 121 OI2026-10-23: 128 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, 2026Viewing128+7
Oct 21, 20261210
Oct 16, 2026121+3
Oct 15, 2026118+1
Oct 14, 20261170
Oct 13, 2026117+1
Oct 09, 2026116+1
Oct 08, 20261150
Oct 07, 2026115+114
Oct 06, 202610
Oct 05, 20261+1
Oct 02, 20260No prior observation