OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

ALT $2.00 Call

ALT280121C00002000

Latest saved OI232Oct 20, 2026
Last change+10vs previous saved observation
Saved market days5Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ALT $2.00 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. 2321160 2026-10-09: 222 OI2026-10-13: 222 OI2026-10-14: 222 OI2026-10-16: 222 OI2026-10-20: 232 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, 2026Viewing232+10
Oct 16, 20262220
Oct 14, 20262220
Oct 13, 20262220
Oct 09, 2026222No prior observation