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Contract OI history

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Jan 15, 2027 EXPIRATION

VLO $430.00 Put

VLO270115P00430000

Latest saved OI145Oct 23, 2026
Last change-1vs 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. 146730 2026-10-02: 1 OI2026-10-05: 1 OI2026-10-06: 110 OI2026-10-07: 113 OI2026-10-08: 113 OI2026-10-09: 133 OI2026-10-14: 135 OI2026-10-15: 135 OI2026-10-16: 135 OI2026-10-21: 146 OI2026-10-23: 145 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, 2026Viewing145-1
Oct 21, 2026146+11
Oct 16, 20261350
Oct 15, 20261350
Oct 14, 2026135+2
Oct 09, 2026133+20
Oct 08, 20261130
Oct 07, 2026113+3
Oct 06, 2026110+109
Oct 05, 202610
Oct 02, 20261No prior observation