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Contract OI history

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Nov 20, 2026 EXPIRATION

ALM $7.50 Put

ALM261120P00007500

Latest saved OI566Oct 23, 2026
Last change+277vs 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. 5662830 2026-10-09: 197 OI2026-10-13: 240 OI2026-10-14: 240 OI2026-10-15: 330 OI2026-10-16: 355 OI2026-10-21: 289 OI2026-10-23: 566 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, 2026Viewing566+277
Oct 21, 2026289-66
Oct 16, 2026355+25
Oct 15, 2026330+90
Oct 14, 20262400
Oct 13, 2026240+43
Oct 09, 2026197No prior observation