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Contract OI history

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Jun 17, 2027 EXPIRATION

AMAT $320.00 Put

AMAT270617P00320000

Latest saved OI1,462Oct 23, 2026
Last change+459vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
AMAT $320.00 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. 1,4627310 2026-10-09: 540 OI2026-10-13: 559 OI2026-10-14: 559 OI2026-10-15: 562 OI2026-10-16: 565 OI2026-10-21: 1,003 OI2026-10-23: 1,462 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, 2026Viewing1,462+459
Oct 21, 20261,003+438
Oct 16, 2026565+3
Oct 15, 2026562+3
Oct 14, 20265590
Oct 13, 2026559+19
Oct 09, 2026540No prior observation