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Contract OI history

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Nov 20, 2026 EXPIRATION

AMTM $20.00 Put

AMTM261120P00020000

Latest saved OI33Oct 20, 2026
Last change+8vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AMTM $20.00 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. 33160 2026-10-02: 12 OI2026-10-05: 12 OI2026-10-06: 12 OI2026-10-07: 14 OI2026-10-08: 16 OI2026-10-09: 16 OI2026-10-13: 24 OI2026-10-14: 24 OI2026-10-16: 25 OI2026-10-20: 33 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, 2026Viewing33+8
Oct 16, 202625+1
Oct 14, 2026240
Oct 13, 202624+8
Oct 09, 2026160
Oct 08, 202616+2
Oct 07, 202614+2
Oct 06, 2026120
Oct 05, 2026120
Oct 02, 202612No prior observation