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Contract OI history

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Nov 20, 2026 EXPIRATION

AMAT $280.00 Put

AMAT261120P00280000

Latest saved OI326Oct 23, 2026
Last change-14vs 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. 3491740 2026-10-09: 349 OI2026-10-13: 348 OI2026-10-14: 348 OI2026-10-15: 348 OI2026-10-16: 340 OI2026-10-21: 340 OI2026-10-23: 326 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, 2026Viewing326-14
Oct 21, 20263400
Oct 16, 2026340-8
Oct 15, 20263480
Oct 14, 20263480
Oct 13, 2026348-1
Oct 09, 2026349No prior observation