OITracker Cboe delayed data

Contract OI history

Back to VST

Dec 18, 2026 EXPIRATION

VST $205.00 Call

VST261218C00205000

Latest saved OI286Oct 23, 2026
Last change-1vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VST $205.00 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. 2901450 2026-10-02: 225 OI2026-10-05: 225 OI2026-10-06: 242 OI2026-10-07: 242 OI2026-10-08: 242 OI2026-10-09: 258 OI2026-10-14: 264 OI2026-10-15: 264 OI2026-10-16: 290 OI2026-10-21: 287 OI2026-10-23: 286 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, 2026Viewing286-1
Oct 21, 2026287-3
Oct 16, 2026290+26
Oct 15, 20262640
Oct 14, 2026264+6
Oct 09, 2026258+16
Oct 08, 20262420
Oct 07, 20262420
Oct 06, 2026242+17
Oct 05, 20262250
Oct 02, 2026225No prior observation