OITracker Cboe delayed data

Contract OI history

Back to VST

Dec 18, 2026 EXPIRATION

VST $135.00 Call

VST261218C00135000

Latest saved OI839Oct 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 $135.00 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. 8844420 2026-10-02: 768 OI2026-10-05: 884 OI2026-10-06: 857 OI2026-10-07: 840 OI2026-10-08: 840 OI2026-10-09: 840 OI2026-10-14: 839 OI2026-10-15: 841 OI2026-10-16: 840 OI2026-10-21: 840 OI2026-10-23: 839 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, 2026839-1
Oct 21, 2026Viewing8400
Oct 16, 2026840-1
Oct 15, 2026841+2
Oct 14, 2026839-1
Oct 09, 20268400
Oct 08, 20268400
Oct 07, 2026840-17
Oct 06, 2026857-27
Oct 05, 2026884+116
Oct 02, 2026768No prior observation