OITracker Cboe delayed data

Contract OI history

Back to ALHC

Jan 21, 2028 EXPIRATION

ALHC $7.50 Put

ALHC280121P00007500

Latest saved OI2,000Oct 23, 2026
Last change+53vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ALHC $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. 2,0001,0000 2026-10-09: 0 OI2026-10-13: 23 OI2026-10-14: 23 OI2026-10-15: 1,947 OI2026-10-16: 1,947 OI2026-10-21: 1,947 OI2026-10-23: 2,000 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, 2026Viewing2,000+53
Oct 21, 20261,9470
Oct 16, 20261,9470
Oct 15, 20261,947+1,924
Oct 14, 2026230
Oct 13, 202623+23
Oct 09, 20260No prior observation