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Contract OI history

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Dec 15, 2028 EXPIRATION

AMAT $420.00 Put

AMAT281215P00420000

Latest saved OI123Oct 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 $420.00 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. 123610 2026-10-09: 121 OI2026-10-13: 121 OI2026-10-14: 121 OI2026-10-15: 121 OI2026-10-16: 121 OI2026-10-21: 123 OI2026-10-23: 123 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, 2026Viewing1230
Oct 21, 2026123+2
Oct 16, 20261210
Oct 15, 20261210
Oct 14, 20261210
Oct 13, 20261210
Oct 09, 2026121No prior observation