OITracker Cboe delayed data

Contract OI history

Back to VLO

Mar 19, 2027 EXPIRATION

VLO $450.00 Call

VLO270319C00450000

Latest saved OI588Oct 23, 2026
Last change+332vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VLO $450.00 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. 5882940 2026-10-02: 249 OI2026-10-05: 249 OI2026-10-06: 258 OI2026-10-07: 257 OI2026-10-08: 257 OI2026-10-09: 265 OI2026-10-14: 269 OI2026-10-15: 269 OI2026-10-16: 269 OI2026-10-21: 256 OI2026-10-23: 588 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, 2026Viewing588+332
Oct 21, 2026256-13
Oct 16, 20262690
Oct 15, 20262690
Oct 14, 2026269+4
Oct 09, 2026265+8
Oct 08, 20262570
Oct 07, 2026257-1
Oct 06, 2026258+9
Oct 05, 20262490
Oct 02, 2026249No prior observation