OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

VST $280.00 Call

VST280121C00280000

Latest saved OI110Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VST $280.00 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. 110550 2026-10-02: 108 OI2026-10-05: 108 OI2026-10-06: 108 OI2026-10-07: 108 OI2026-10-08: 108 OI2026-10-09: 109 OI2026-10-14: 110 OI2026-10-15: 110 OI2026-10-16: 110 OI2026-10-21: 110 OI2026-10-23: 110 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, 20261100
Oct 21, 2026Viewing1100
Oct 16, 20261100
Oct 15, 20261100
Oct 14, 2026110+1
Oct 09, 2026109+1
Oct 08, 20261080
Oct 07, 20261080
Oct 06, 20261080
Oct 05, 20261080
Oct 02, 2026108No prior observation