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Contract OI history

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Feb 19, 2027 EXPIRATION

ALM $17.50 Call

ALM270219C00017500

Latest saved OI221Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ALM $17.50 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2211100 2026-10-09: 88 OI2026-10-13: 159 OI2026-10-14: 159 OI2026-10-15: 221 OI2026-10-16: 221 OI2026-10-21: 221 OI2026-10-23: 221 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, 2026Viewing2210
Oct 21, 20262210
Oct 16, 20262210
Oct 15, 2026221+62
Oct 14, 20261590
Oct 13, 2026159+71
Oct 09, 202688No prior observation