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Contract OI history

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Jan 15, 2027 EXPIRATION

AMTM $17.50 Put

AMTM270115P00017500

Latest saved OI1,460Oct 20, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AMTM $17.50 put open interest history 10 saved observations from 2026-10-02 to 2026-10-20. Exact values and changes are listed in the table below. 1,4607300 2026-10-02: 1,381 OI2026-10-05: 1,383 OI2026-10-06: 1,383 OI2026-10-07: 1,383 OI2026-10-08: 1,383 OI2026-10-09: 1,383 OI2026-10-13: 1,459 OI2026-10-14: 1,460 OI2026-10-16: 1,460 OI2026-10-20: 1,460 OI Oct 02, 2026Oct 20, 2026

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

AMTM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing1,4600
Oct 16, 20261,4600
Oct 14, 20261,460+1
Oct 13, 20261,459+76
Oct 09, 20261,3830
Oct 08, 20261,3830
Oct 07, 20261,3830
Oct 06, 20261,3830
Oct 05, 20261,383+2
Oct 02, 20261,381No prior observation