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Contract OI history

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Dec 18, 2026 EXPIRATION

AMAT $490.00 Put

AMAT261218P00490000

Latest saved OI731Oct 23, 2026
Last change+2vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
AMAT $490.00 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. 7463730 2026-10-09: 746 OI2026-10-13: 723 OI2026-10-14: 723 OI2026-10-15: 727 OI2026-10-16: 731 OI2026-10-21: 729 OI2026-10-23: 731 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, 2026Viewing731+2
Oct 21, 2026729-2
Oct 16, 2026731+4
Oct 15, 2026727+4
Oct 14, 20267230
Oct 13, 2026723-23
Oct 09, 2026746No prior observation