OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

VST $210.00 Call

VST270115C00210000

Latest saved OI1,580Oct 23, 2026
Last change-93vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VST $210.00 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. 1,6738360 2026-10-02: 1,636 OI2026-10-05: 1,635 OI2026-10-06: 1,647 OI2026-10-07: 1,667 OI2026-10-08: 1,667 OI2026-10-09: 1,657 OI2026-10-14: 1,656 OI2026-10-15: 1,659 OI2026-10-16: 1,672 OI2026-10-21: 1,673 OI2026-10-23: 1,580 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, 20261,580-93
Oct 21, 2026Viewing1,673+1
Oct 16, 20261,672+13
Oct 15, 20261,659+3
Oct 14, 20261,656-1
Oct 09, 20261,657-10
Oct 08, 20261,6670
Oct 07, 20261,667+20
Oct 06, 20261,647+12
Oct 05, 20261,635-1
Oct 02, 20261,636No prior observation