OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

VST $190.00 Call

VST270115C00190000

Latest saved OI1,372Oct 23, 2026
Last change-68vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VST $190.00 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. 1,4407200 2026-10-02: 1,240 OI2026-10-05: 1,240 OI2026-10-06: 1,387 OI2026-10-07: 1,310 OI2026-10-08: 1,310 OI2026-10-09: 1,348 OI2026-10-14: 1,392 OI2026-10-15: 1,408 OI2026-10-16: 1,424 OI2026-10-21: 1,440 OI2026-10-23: 1,372 OI Oct 02, 2026Oct 23, 2026

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

VST contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,372-68
Oct 21, 20261,440+16
Oct 16, 20261,424+16
Oct 15, 20261,408+16
Oct 14, 20261,392+44
Oct 09, 20261,348+38
Oct 08, 20261,3100
Oct 07, 20261,310-77
Oct 06, 20261,387+147
Oct 05, 20261,2400
Oct 02, 20261,240No prior observation