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Contract OI history

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Jan 15, 2027 EXPIRATION

AMPL $11.00 Put

AMPL270115P00011000

Latest saved OI255Oct 20, 2026
Last change0vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
AMPL $11.00 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. 2551270 2026-10-08: 206 OI2026-10-09: 230 OI2026-10-13: 255 OI2026-10-14: 255 OI2026-10-16: 255 OI2026-10-20: 255 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, 2026Viewing2550
Oct 16, 20262550
Oct 14, 20262550
Oct 13, 2026255+25
Oct 09, 2026230+24
Oct 08, 2026206No prior observation