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Contract OI history

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Jan 15, 2027 EXPIRATION

AMTM $20.00 Put

AMTM270115P00020000

Latest saved OI2,184Oct 20, 2026
Last change-4vs 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. 2,2481,1240 2026-10-02: 2,237 OI2026-10-05: 2,236 OI2026-10-06: 2,236 OI2026-10-07: 2,238 OI2026-10-08: 2,237 OI2026-10-09: 2,238 OI2026-10-13: 2,237 OI2026-10-14: 2,248 OI2026-10-16: 2,188 OI2026-10-20: 2,184 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, 2026Viewing2,184-4
Oct 16, 20262,188-60
Oct 14, 20262,248+11
Oct 13, 20262,237-1
Oct 09, 20262,238+1
Oct 08, 20262,237-1
Oct 07, 20262,238+2
Oct 06, 20262,2360
Oct 05, 20262,236-1
Oct 02, 20262,237No prior observation