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Contract OI history

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Dec 18, 2026 EXPIRATION

VLO $320.00 Call

VLO261218C00320000

Latest saved OI4,606Oct 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 $320.00 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. 4,6242,3120 2026-10-02: 4,603 OI2026-10-05: 4,603 OI2026-10-06: 4,624 OI2026-10-07: 4,620 OI2026-10-08: 4,620 OI2026-10-09: 4,608 OI2026-10-14: 4,608 OI2026-10-15: 4,606 OI2026-10-16: 4,606 OI2026-10-21: 4,606 OI2026-10-23: 4,606 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, 2026Viewing4,6060
Oct 21, 20264,6060
Oct 16, 20264,6060
Oct 15, 20264,606-2
Oct 14, 20264,6080
Oct 09, 20264,608-12
Oct 08, 20264,6200
Oct 07, 20264,620-4
Oct 06, 20264,624+21
Oct 05, 20264,6030
Oct 02, 20264,603No prior observation