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Contract OI history

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Jun 17, 2027 EXPIRATION

AMAT $340.00 Put

AMAT270617P00340000

Latest saved OI1,097Oct 23, 2026
Last change+295vs 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. 1,0975480 2026-10-09: 401 OI2026-10-13: 401 OI2026-10-14: 401 OI2026-10-15: 401 OI2026-10-16: 801 OI2026-10-21: 802 OI2026-10-23: 1,097 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, 2026Viewing1,097+295
Oct 21, 2026802+1
Oct 16, 2026801+400
Oct 15, 20264010
Oct 14, 20264010
Oct 13, 20264010
Oct 09, 2026401No prior observation