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Contract OI history

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Dec 18, 2026 EXPIRATION

AMAT $280.00 Put

AMAT261218P00280000

Latest saved OI590Oct 23, 2026
Last change-11vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
AMAT $280.00 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. 6013000 2026-10-09: 560 OI2026-10-13: 567 OI2026-10-14: 567 OI2026-10-15: 578 OI2026-10-16: 585 OI2026-10-21: 601 OI2026-10-23: 590 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, 2026Viewing590-11
Oct 21, 2026601+16
Oct 16, 2026585+7
Oct 15, 2026578+11
Oct 14, 20265670
Oct 13, 2026567+7
Oct 09, 2026560No prior observation