OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

VST $110.00 Put

VST261218P00110000

Latest saved OI2,415Oct 23, 2026
Last change+5vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VST $110.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2,5301,2650 2026-10-02: 1,961 OI2026-10-05: 1,962 OI2026-10-06: 2,530 OI2026-10-07: 2,525 OI2026-10-08: 2,525 OI2026-10-09: 2,502 OI2026-10-14: 2,499 OI2026-10-15: 2,499 OI2026-10-16: 2,499 OI2026-10-21: 2,410 OI2026-10-23: 2,415 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, 20262,415+5
Oct 21, 2026Viewing2,410-89
Oct 16, 20262,4990
Oct 15, 20262,4990
Oct 14, 20262,499-3
Oct 09, 20262,502-23
Oct 08, 20262,5250
Oct 07, 20262,525-5
Oct 06, 20262,530+568
Oct 05, 20261,962+1
Oct 02, 20261,961No prior observation