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Contract OI history

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Oct 23, 2026 EXPIRATION

VLO $405.00 Put

VLO261023P00405000

Latest saved OI171Oct 23, 2026
Last change+44vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VLO $405.00 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. 171850 2026-10-02: 25 OI2026-10-05: 26 OI2026-10-06: 26 OI2026-10-07: 27 OI2026-10-08: 27 OI2026-10-09: 27 OI2026-10-14: 44 OI2026-10-15: 44 OI2026-10-16: 45 OI2026-10-21: 127 OI2026-10-23: 171 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, 2026Viewing171+44
Oct 21, 2026127+82
Oct 16, 202645+1
Oct 15, 2026440
Oct 14, 202644+17
Oct 09, 2026270
Oct 08, 2026270
Oct 07, 202627+1
Oct 06, 2026260
Oct 05, 202626+1
Oct 02, 202625No prior observation