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Contract OI history

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Nov 20, 2026 EXPIRATION

AMPY $4.00 Call

AMPY261120C00004000

Latest saved OI157Oct 21, 2026
Last change+101vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AMPY $4.00 call open interest history 10 saved observations from 2026-10-02 to 2026-10-21. Exact values and changes are listed in the table below. 157780 2026-10-02: 5 OI2026-10-05: 5 OI2026-10-06: 6 OI2026-10-07: 6 OI2026-10-08: 6 OI2026-10-09: 6 OI2026-10-13: 6 OI2026-10-14: 6 OI2026-10-16: 56 OI2026-10-21: 157 OI Oct 02, 2026Oct 21, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

AMPY contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 21, 2026Viewing157+101
Oct 16, 202656+50
Oct 14, 202660
Oct 13, 202660
Oct 09, 202660
Oct 08, 202660
Oct 07, 202660
Oct 06, 20266+1
Oct 05, 202650
Oct 02, 20265No prior observation