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Contract OI history

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Jan 15, 2027 EXPIRATION

VLO $370.00 Put

VLO270115P00370000

Latest saved OI347Oct 23, 2026
Last change+7vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VLO $370.00 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. 3471730 2026-10-02: 80 OI2026-10-05: 80 OI2026-10-06: 74 OI2026-10-07: 140 OI2026-10-08: 140 OI2026-10-09: 136 OI2026-10-14: 176 OI2026-10-15: 176 OI2026-10-16: 275 OI2026-10-21: 340 OI2026-10-23: 347 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, 2026Viewing347+7
Oct 21, 2026340+65
Oct 16, 2026275+99
Oct 15, 20261760
Oct 14, 2026176+40
Oct 09, 2026136-4
Oct 08, 20261400
Oct 07, 2026140+66
Oct 06, 202674-6
Oct 05, 2026800
Oct 02, 202680No prior observation