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Contract OI history

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Oct 30, 2026 EXPIRATION

AMAT $355.00 Put

AMAT261030P00355000

Latest saved OI271Oct 23, 2026
Last change-2vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
AMAT $355.00 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. 2731360 2026-10-09: 266 OI2026-10-13: 267 OI2026-10-14: 267 OI2026-10-15: 267 OI2026-10-16: 267 OI2026-10-21: 273 OI2026-10-23: 271 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, 2026Viewing271-2
Oct 21, 2026273+6
Oct 16, 20262670
Oct 15, 20262670
Oct 14, 20262670
Oct 13, 2026267+1
Oct 09, 2026266No prior observation