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Contract OI history

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Dec 18, 2026 EXPIRATION

VLO $370.00 Put

VLO261218P00370000

Latest saved OI734Oct 23, 2026
Last change+14vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VLO $370.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 7343670 2026-10-02: 706 OI2026-10-05: 705 OI2026-10-06: 691 OI2026-10-07: 692 OI2026-10-08: 692 OI2026-10-09: 693 OI2026-10-14: 719 OI2026-10-15: 711 OI2026-10-16: 714 OI2026-10-21: 720 OI2026-10-23: 734 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, 2026Viewing734+14
Oct 21, 2026720+6
Oct 16, 2026714+3
Oct 15, 2026711-8
Oct 14, 2026719+26
Oct 09, 2026693+1
Oct 08, 20266920
Oct 07, 2026692+1
Oct 06, 2026691-14
Oct 05, 2026705-1
Oct 02, 2026706No prior observation