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Contract OI history

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Dec 18, 2026 EXPIRATION

AMAT $580.00 Put

AMAT261218P00580000

Latest saved OI149Oct 23, 2026
Last change-9vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
AMAT $580.00 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. 158790 2026-10-09: 157 OI2026-10-13: 158 OI2026-10-14: 158 OI2026-10-15: 158 OI2026-10-16: 158 OI2026-10-21: 158 OI2026-10-23: 149 OI Oct 09, 2026Oct 23, 2026

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

AMAT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing149-9
Oct 21, 20261580
Oct 16, 20261580
Oct 15, 20261580
Oct 14, 20261580
Oct 13, 2026158+1
Oct 09, 2026157No prior observation