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Contract OI history

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Jan 15, 2027 EXPIRATION

ALM $7.50 Put

ALM270115P00007500

Latest saved OI2,051Oct 23, 2026
Last change+16vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ALM $7.50 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2,0511,0250 2026-10-09: 33 OI2026-10-13: 33 OI2026-10-14: 33 OI2026-10-15: 33 OI2026-10-16: 33 OI2026-10-21: 2,035 OI2026-10-23: 2,051 OI Oct 09, 2026Oct 23, 2026

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

ALM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2,051+16
Oct 21, 20262,035+2,002
Oct 16, 2026330
Oct 15, 2026330
Oct 14, 2026330
Oct 13, 2026330
Oct 09, 202633No prior observation