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Contract OI history

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Dec 18, 2026 EXPIRATION

VLO $430.00 Put

VLO261218P00430000

Latest saved OI249Oct 23, 2026
Last change+99vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VLO $430.00 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. 2491240 2026-10-02: 9 OI2026-10-05: 9 OI2026-10-06: 23 OI2026-10-07: 29 OI2026-10-08: 29 OI2026-10-09: 128 OI2026-10-14: 137 OI2026-10-15: 140 OI2026-10-16: 138 OI2026-10-21: 150 OI2026-10-23: 249 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, 2026Viewing249+99
Oct 21, 2026150+12
Oct 16, 2026138-2
Oct 15, 2026140+3
Oct 14, 2026137+9
Oct 09, 2026128+99
Oct 08, 2026290
Oct 07, 202629+6
Oct 06, 202623+14
Oct 05, 202690
Oct 02, 20269No prior observation