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Contract OI history

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Dec 18, 2026 EXPIRATION

VLO $180.00 Put

VLO261218P00180000

Latest saved OI1,036Oct 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 $180.00 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. 1,0365180 2026-10-02: 1,035 OI2026-10-05: 1,035 OI2026-10-06: 1,036 OI2026-10-07: 1,036 OI2026-10-08: 1,036 OI2026-10-09: 1,036 OI2026-10-14: 1,036 OI2026-10-15: 1,036 OI2026-10-16: 1,036 OI2026-10-21: 1,036 OI2026-10-23: 1,036 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, 2026Viewing1,0360
Oct 21, 20261,0360
Oct 16, 20261,0360
Oct 15, 20261,0360
Oct 14, 20261,0360
Oct 09, 20261,0360
Oct 08, 20261,0360
Oct 07, 20261,0360
Oct 06, 20261,036+1
Oct 05, 20261,0350
Oct 02, 20261,035No prior observation