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Contract OI history

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Oct 23, 2026 EXPIRATION

AMAT $440.00 Put

AMAT261023P00440000

Latest saved OI1Oct 23, 2026
Last change-150vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
AMAT $440.00 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. 178890 2026-10-09: 45 OI2026-10-13: 138 OI2026-10-14: 138 OI2026-10-15: 177 OI2026-10-16: 178 OI2026-10-21: 151 OI2026-10-23: 1 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, 2026Viewing1-150
Oct 21, 2026151-27
Oct 16, 2026178+1
Oct 15, 2026177+39
Oct 14, 20261380
Oct 13, 2026138+93
Oct 09, 202645No prior observation