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Contract OI history

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Nov 20, 2026 EXPIRATION

AMPL $12.00 Put

AMPL261120P00012000

Latest saved OI56Oct 20, 2026
Last change+6vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
AMPL $12.00 put open interest history 6 saved observations from 2026-10-08 to 2026-10-20. Exact values and changes are listed in the table below. 56280 2026-10-08: 50 OI2026-10-09: 50 OI2026-10-13: 50 OI2026-10-14: 50 OI2026-10-16: 50 OI2026-10-20: 56 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, 2026Viewing56+6
Oct 16, 2026500
Oct 14, 2026500
Oct 13, 2026500
Oct 09, 2026500
Oct 08, 202650No prior observation