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Contract OI history

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Dec 18, 2026 EXPIRATION

AMKR $50.00 Put

AMKR261218P00050000

Latest saved OI974Oct 23, 2026
Last change-5vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
AMKR $50.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,0045020 2026-10-09: 1,003 OI2026-10-13: 1,004 OI2026-10-14: 1,004 OI2026-10-15: 992 OI2026-10-16: 992 OI2026-10-21: 979 OI2026-10-23: 974 OI Oct 09, 2026Oct 23, 2026

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

AMKR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing974-5
Oct 21, 2026979-13
Oct 16, 20269920
Oct 15, 2026992-12
Oct 14, 20261,0040
Oct 13, 20261,004+1
Oct 09, 20261,003No prior observation