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Contract OI history

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Dec 18, 2026 EXPIRATION

AMAT $480.00 Put

AMAT261218P00480000

Latest saved OI367Oct 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
AMAT $480.00 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. 3671830 2026-10-09: 339 OI2026-10-13: 343 OI2026-10-14: 343 OI2026-10-15: 343 OI2026-10-16: 356 OI2026-10-21: 362 OI2026-10-23: 367 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, 2026Viewing367+5
Oct 21, 2026362+6
Oct 16, 2026356+13
Oct 15, 20263430
Oct 14, 20263430
Oct 13, 2026343+4
Oct 09, 2026339No prior observation