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Contract OI history

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Feb 19, 2027 EXPIRATION

ALHC $12.50 Put

ALHC270219P00012500

Latest saved OI97Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ALHC $12.50 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. 99490 2026-10-09: 99 OI2026-10-13: 97 OI2026-10-14: 97 OI2026-10-15: 97 OI2026-10-16: 97 OI2026-10-21: 97 OI2026-10-23: 97 OI Oct 09, 2026Oct 23, 2026

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

ALHC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing970
Oct 21, 2026970
Oct 16, 2026970
Oct 15, 2026970
Oct 14, 2026970
Oct 13, 202697-2
Oct 09, 202699No prior observation