OITracker Cboe delayed data

Contract OI history

Back to VLO

Mar 19, 2027 EXPIRATION

VLO $350.00 Call

VLO270319C00350000

Latest saved OI183Oct 23, 2026
Last change-8vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VLO $350.00 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. 2521260 2026-10-02: 250 OI2026-10-05: 249 OI2026-10-06: 239 OI2026-10-07: 239 OI2026-10-08: 239 OI2026-10-09: 249 OI2026-10-14: 252 OI2026-10-15: 252 OI2026-10-16: 251 OI2026-10-21: 191 OI2026-10-23: 183 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, 2026Viewing183-8
Oct 21, 2026191-60
Oct 16, 2026251-1
Oct 15, 20262520
Oct 14, 2026252+3
Oct 09, 2026249+10
Oct 08, 20262390
Oct 07, 20262390
Oct 06, 2026239-10
Oct 05, 2026249-1
Oct 02, 2026250No prior observation