OITracker Cboe delayed data

Contract OI history

Back to VLO

Dec 18, 2026 EXPIRATION

VLO $370.00 Call

VLO261218C00370000

Latest saved OI356Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VLO $370.00 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. 3661830 2026-10-02: 366 OI2026-10-05: 366 OI2026-10-06: 365 OI2026-10-07: 363 OI2026-10-08: 363 OI2026-10-09: 358 OI2026-10-14: 358 OI2026-10-15: 360 OI2026-10-16: 360 OI2026-10-21: 356 OI2026-10-23: 356 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

VLO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3560
Oct 21, 2026356-4
Oct 16, 20263600
Oct 15, 2026360+2
Oct 14, 20263580
Oct 09, 2026358-5
Oct 08, 20263630
Oct 07, 2026363-2
Oct 06, 2026365-1
Oct 05, 20263660
Oct 02, 2026366No prior observation