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Contract OI history

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Mar 19, 2027 EXPIRATION

AMT $185.00 Put

AMT270319P00185000

Latest saved OI71Oct 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. 71350 2026-10-02: 65 OI2026-10-05: 65 OI2026-10-06: 65 OI2026-10-07: 65 OI2026-10-08: 65 OI2026-10-09: 65 OI2026-10-13: 69 OI2026-10-14: 69 OI2026-10-15: 69 OI2026-10-16: 70 OI2026-10-21: 71 OI2026-10-23: 71 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, 2026Viewing710
Oct 21, 202671+1
Oct 16, 202670+1
Oct 15, 2026690
Oct 14, 2026690
Oct 13, 202669+4
Oct 09, 2026650
Oct 08, 2026650
Oct 07, 2026650
Oct 06, 2026650
Oct 05, 2026650
Oct 02, 202665No prior observation