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Contract OI history

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Dec 18, 2026 EXPIRATION

VLO $510.00 Call

VLO261218C00510000

Latest saved OI149Oct 23, 2026
Last change+13vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VLO $510.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 149740 2026-10-02: 27 OI2026-10-05: 27 OI2026-10-06: 27 OI2026-10-07: 32 OI2026-10-08: 32 OI2026-10-09: 126 OI2026-10-14: 133 OI2026-10-15: 133 OI2026-10-16: 133 OI2026-10-21: 136 OI2026-10-23: 149 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, 2026Viewing149+13
Oct 21, 2026136+3
Oct 16, 20261330
Oct 15, 20261330
Oct 14, 2026133+7
Oct 09, 2026126+94
Oct 08, 2026320
Oct 07, 202632+5
Oct 06, 2026270
Oct 05, 2026270
Oct 02, 202627No prior observation