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Contract OI history

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Dec 18, 2026 EXPIRATION

AMKR $55.00 Put

AMKR261218P00055000

Latest saved OI1,063Oct 23, 2026
Last change+61vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
AMKR $55.00 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. 1,0635310 2026-10-09: 1,024 OI2026-10-13: 1,024 OI2026-10-14: 1,024 OI2026-10-15: 1,025 OI2026-10-16: 1,000 OI2026-10-21: 1,002 OI2026-10-23: 1,063 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, 2026Viewing1,063+61
Oct 21, 20261,002+2
Oct 16, 20261,000-25
Oct 15, 20261,025+1
Oct 14, 20261,0240
Oct 13, 20261,0240
Oct 09, 20261,024No prior observation