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Contract OI history

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Oct 23, 2026 EXPIRATION

AMPG $3.50 Call

AMPG261023C00003500

Latest saved OI196Oct 20, 2026
Last change+1vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
AMPG $3.50 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. 196980 2026-10-08: 96 OI2026-10-09: 195 OI2026-10-13: 195 OI2026-10-14: 195 OI2026-10-16: 195 OI2026-10-20: 196 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, 2026Viewing196+1
Oct 16, 20261950
Oct 14, 20261950
Oct 13, 20261950
Oct 09, 2026195+99
Oct 08, 202696No prior observation