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Contract OI history

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Nov 20, 2026 EXPIRATION

VLO $340.00 Put

VLO261120P00340000

Latest saved OI234Oct 23, 2026
Last change+9vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VLO $340.00 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. 2631310 2026-10-02: 167 OI2026-10-05: 188 OI2026-10-06: 235 OI2026-10-07: 231 OI2026-10-08: 231 OI2026-10-09: 250 OI2026-10-14: 263 OI2026-10-15: 230 OI2026-10-16: 225 OI2026-10-21: 225 OI2026-10-23: 234 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, 2026Viewing234+9
Oct 21, 20262250
Oct 16, 2026225-5
Oct 15, 2026230-33
Oct 14, 2026263+13
Oct 09, 2026250+19
Oct 08, 20262310
Oct 07, 2026231-4
Oct 06, 2026235+47
Oct 05, 2026188+21
Oct 02, 2026167No prior observation