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Contract OI history

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Jan 21, 2028 EXPIRATION

AMPL $20.00 Call

AMPL280121C00020000

Latest saved OI660Oct 20, 2026
Last change+579vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
AMPL $20.00 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. 6603300 2026-10-08: 81 OI2026-10-09: 81 OI2026-10-13: 81 OI2026-10-14: 81 OI2026-10-16: 81 OI2026-10-20: 660 OI Oct 08, 2026Oct 20, 2026

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

AMPL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing660+579
Oct 16, 2026810
Oct 14, 2026810
Oct 13, 2026810
Oct 09, 2026810
Oct 08, 202681No prior observation