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Contract OI history

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Jan 21, 2028 EXPIRATION

AMAT $440.00 Put

AMAT280121P00440000

Latest saved OI126Oct 23, 2026
Last change0vs 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. 126630 2026-10-09: 80 OI2026-10-13: 88 OI2026-10-14: 88 OI2026-10-15: 88 OI2026-10-16: 89 OI2026-10-21: 126 OI2026-10-23: 126 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, 2026Viewing1260
Oct 21, 2026126+37
Oct 16, 202689+1
Oct 15, 2026880
Oct 14, 2026880
Oct 13, 202688+8
Oct 09, 202680No prior observation