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Contract OI history

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Nov 20, 2026 EXPIRATION

VLO $380.00 Put

VLO261120P00380000

Latest saved OI336Oct 23, 2026
Last change+20vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VLO $380.00 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. 3361680 2026-10-02: 106 OI2026-10-05: 123 OI2026-10-06: 176 OI2026-10-07: 194 OI2026-10-08: 194 OI2026-10-09: 222 OI2026-10-14: 236 OI2026-10-15: 230 OI2026-10-16: 266 OI2026-10-21: 316 OI2026-10-23: 336 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, 2026Viewing336+20
Oct 21, 2026316+50
Oct 16, 2026266+36
Oct 15, 2026230-6
Oct 14, 2026236+14
Oct 09, 2026222+28
Oct 08, 20261940
Oct 07, 2026194+18
Oct 06, 2026176+53
Oct 05, 2026123+17
Oct 02, 2026106No prior observation