OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

ALT $3.00 Call

ALT270115C00003000

Latest saved OI9,991Oct 20, 2026
Last change-5vs previous saved observation
Saved market days5Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ALT $3.00 call open interest history 5 saved observations from 2026-10-09 to 2026-10-20. Exact values and changes are listed in the table below. 9,9964,9980 2026-10-09: 9,712 OI2026-10-13: 9,715 OI2026-10-14: 9,987 OI2026-10-16: 9,996 OI2026-10-20: 9,991 OI Oct 09, 2026Oct 20, 2026

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

ALT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing9,991-5
Oct 16, 20269,996+9
Oct 14, 20269,987+272
Oct 13, 20269,715+3
Oct 09, 20269,712No prior observation