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Contract OI history

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Dec 18, 2026 EXPIRATION

AMAT $370.00 Put

AMAT261218P00370000

Latest saved OI1,103Oct 23, 2026
Last change+57vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
AMAT $370.00 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. 1,1035510 2026-10-09: 685 OI2026-10-13: 705 OI2026-10-14: 705 OI2026-10-15: 716 OI2026-10-16: 767 OI2026-10-21: 1,046 OI2026-10-23: 1,103 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, 2026Viewing1,103+57
Oct 21, 20261,046+279
Oct 16, 2026767+51
Oct 15, 2026716+11
Oct 14, 20267050
Oct 13, 2026705+20
Oct 09, 2026685No prior observation