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Contract OI history

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Mar 19, 2027 EXPIRATION

AMAT $280.00 Put

AMAT270319P00280000

Latest saved OI229Oct 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 $280.00 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. 2451220 2026-10-09: 242 OI2026-10-13: 242 OI2026-10-14: 242 OI2026-10-15: 245 OI2026-10-16: 245 OI2026-10-21: 228 OI2026-10-23: 229 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, 2026Viewing229+1
Oct 21, 2026228-17
Oct 16, 20262450
Oct 15, 2026245+3
Oct 14, 20262420
Oct 13, 20262420
Oct 09, 2026242No prior observation