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Contract OI history

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Nov 20, 2026 EXPIRATION

AMPG $2.50 Call

AMPG261120C00002500

Latest saved OI328Oct 20, 2026
Last change+30vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
AMPG $2.50 call open interest history 6 saved observations from 2026-10-08 to 2026-10-20. Exact values and changes are listed in the table below. 3281640 2026-10-08: 288 OI2026-10-09: 288 OI2026-10-13: 288 OI2026-10-14: 288 OI2026-10-16: 298 OI2026-10-20: 328 OI Oct 08, 2026Oct 20, 2026

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

AMPG contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing328+30
Oct 16, 2026298+10
Oct 14, 20262880
Oct 13, 20262880
Oct 09, 20262880
Oct 08, 2026288No prior observation