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Contract OI history

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Nov 20, 2026 EXPIRATION

AMT $185.00 Put

AMT261120P00185000

Latest saved OI218Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AMT $185.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2181090 2026-10-02: 1 OI2026-10-05: 1 OI2026-10-06: 1 OI2026-10-07: 1 OI2026-10-08: 1 OI2026-10-09: 29 OI2026-10-13: 31 OI2026-10-14: 31 OI2026-10-15: 32 OI2026-10-16: 32 OI2026-10-21: 218 OI2026-10-23: 218 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

AMT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2180
Oct 21, 2026218+186
Oct 16, 2026320
Oct 15, 202632+1
Oct 14, 2026310
Oct 13, 202631+2
Oct 09, 202629+28
Oct 08, 202610
Oct 07, 202610
Oct 06, 202610
Oct 05, 202610
Oct 02, 20261No prior observation