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Contract OI history

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Jan 21, 2028 EXPIRATION

AMAT $350.00 Put

AMAT280121P00350000

Latest saved OI376Oct 23, 2026
Last change+3vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
AMAT $350.00 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. 3761880 2026-10-09: 371 OI2026-10-13: 371 OI2026-10-14: 371 OI2026-10-15: 371 OI2026-10-16: 371 OI2026-10-21: 373 OI2026-10-23: 376 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, 2026Viewing376+3
Oct 21, 2026373+2
Oct 16, 20263710
Oct 15, 20263710
Oct 14, 20263710
Oct 13, 20263710
Oct 09, 2026371No prior observation