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Contract OI history

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Mar 19, 2027 EXPIRATION

AMAT $340.00 Put

AMAT270319P00340000

Latest saved OI572Oct 23, 2026
Last change+283vs 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. 5722860 2026-10-09: 229 OI2026-10-13: 231 OI2026-10-14: 231 OI2026-10-15: 237 OI2026-10-16: 286 OI2026-10-21: 289 OI2026-10-23: 572 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, 2026Viewing572+283
Oct 21, 2026289+3
Oct 16, 2026286+49
Oct 15, 2026237+6
Oct 14, 20262310
Oct 13, 2026231+2
Oct 09, 2026229No prior observation