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Contract OI history

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Nov 20, 2026 EXPIRATION

VLO $330.00 Put

VLO261120P00330000

Latest saved OI293Oct 23, 2026
Last change+39vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VLO $330.00 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. 2931460 2026-10-02: 220 OI2026-10-05: 220 OI2026-10-06: 216 OI2026-10-07: 245 OI2026-10-08: 245 OI2026-10-09: 251 OI2026-10-14: 256 OI2026-10-15: 249 OI2026-10-16: 249 OI2026-10-21: 254 OI2026-10-23: 293 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, 2026Viewing293+39
Oct 21, 2026254+5
Oct 16, 20262490
Oct 15, 2026249-7
Oct 14, 2026256+5
Oct 09, 2026251+6
Oct 08, 20262450
Oct 07, 2026245+29
Oct 06, 2026216-4
Oct 05, 20262200
Oct 02, 2026220No prior observation