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Contract OI history

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Dec 17, 2027 EXPIRATION

VLO $500.00 Call

VLO271217C00500000

Latest saved OI135Oct 23, 2026
Last change+2vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VLO $500.00 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. 135670 2026-10-02: 18 OI2026-10-05: 19 OI2026-10-06: 19 OI2026-10-07: 19 OI2026-10-08: 19 OI2026-10-09: 22 OI2026-10-14: 122 OI2026-10-15: 133 OI2026-10-16: 133 OI2026-10-21: 133 OI2026-10-23: 135 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, 2026Viewing135+2
Oct 21, 20261330
Oct 16, 20261330
Oct 15, 2026133+11
Oct 14, 2026122+100
Oct 09, 202622+3
Oct 08, 2026190
Oct 07, 2026190
Oct 06, 2026190
Oct 05, 202619+1
Oct 02, 202618No prior observation