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Contract OI history

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Jan 15, 2027 EXPIRATION

VLO $250.00 Put

VLO270115P00250000

Latest saved OI586Oct 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 $250.00 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. 5872930 2026-10-02: 558 OI2026-10-05: 558 OI2026-10-06: 570 OI2026-10-07: 570 OI2026-10-08: 570 OI2026-10-09: 570 OI2026-10-14: 567 OI2026-10-15: 587 OI2026-10-16: 587 OI2026-10-21: 586 OI2026-10-23: 586 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, 2026Viewing5860
Oct 21, 2026586-1
Oct 16, 20265870
Oct 15, 2026587+20
Oct 14, 2026567-3
Oct 09, 20265700
Oct 08, 20265700
Oct 07, 20265700
Oct 06, 2026570+12
Oct 05, 20265580
Oct 02, 2026558No prior observation