OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

UP $2.50 Call

UP1280121C00002500

Latest saved OI521Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UP $2.50 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 5212600 2026-10-02: 521 OI2026-10-05: 521 OI2026-10-06: 521 OI2026-10-07: 521 OI2026-10-08: 521 OI2026-10-09: 521 OI2026-10-13: 521 OI2026-10-14: 521 OI2026-10-16: 521 OI2026-10-20: 521 OI2026-10-23: 521 OI Oct 02, 2026Oct 23, 2026

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

UP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing5210
Oct 20, 20265210
Oct 16, 20265210
Oct 14, 20265210
Oct 13, 20265210
Oct 09, 20265210
Oct 08, 20265210
Oct 07, 20265210
Oct 06, 20265210
Oct 05, 20265210
Oct 02, 2026521No prior observation