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Contract OI history

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Sep 17, 2027 EXPIRATION

AMAT $340.00 Put

AMAT270917P00340000

Latest saved OI1,744Oct 23, 2026
Last change+96vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
AMAT $340.00 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. 1,7448720 2026-10-09: 494 OI2026-10-13: 695 OI2026-10-14: 695 OI2026-10-15: 730 OI2026-10-16: 986 OI2026-10-21: 1,648 OI2026-10-23: 1,744 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, 2026Viewing1,744+96
Oct 21, 20261,648+662
Oct 16, 2026986+256
Oct 15, 2026730+35
Oct 14, 20266950
Oct 13, 2026695+201
Oct 09, 2026494No prior observation