OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

ASC $20.00 Call

ASC270115C00020000

Latest saved OI599Oct 21, 2026
Last change-30vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ASC $20.00 call open interest history 10 saved observations from 2026-10-02 to 2026-10-21. Exact values and changes are listed in the table below. 6983490 2026-10-02: 640 OI2026-10-05: 698 OI2026-10-06: 651 OI2026-10-07: 642 OI2026-10-08: 670 OI2026-10-09: 671 OI2026-10-13: 656 OI2026-10-14: 642 OI2026-10-16: 629 OI2026-10-21: 599 OI Oct 02, 2026Oct 21, 2026

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

ASC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 21, 2026Viewing599-30
Oct 16, 2026629-13
Oct 14, 2026642-14
Oct 13, 2026656-15
Oct 09, 2026671+1
Oct 08, 2026670+28
Oct 07, 2026642-9
Oct 06, 2026651-47
Oct 05, 2026698+58
Oct 02, 2026640No prior observation