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Contract OI history

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Jan 21, 2028 EXPIRATION

AMAT $300.00 Put

AMAT280121P00300000

Latest saved OI384Oct 23, 2026
Last change+1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
AMAT $300.00 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. 3841920 2026-10-09: 172 OI2026-10-13: 369 OI2026-10-14: 369 OI2026-10-15: 371 OI2026-10-16: 372 OI2026-10-21: 383 OI2026-10-23: 384 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, 2026Viewing384+1
Oct 21, 2026383+11
Oct 16, 2026372+1
Oct 15, 2026371+2
Oct 14, 20263690
Oct 13, 2026369+197
Oct 09, 2026172No prior observation