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Contract OI history

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Dec 18, 2026 EXPIRATION

VLO $300.00 Call

VLO261218C00300000

Latest saved OI235Oct 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 $300.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2771380 2026-10-02: 277 OI2026-10-05: 277 OI2026-10-06: 265 OI2026-10-07: 265 OI2026-10-08: 265 OI2026-10-09: 265 OI2026-10-14: 258 OI2026-10-15: 258 OI2026-10-16: 236 OI2026-10-21: 236 OI2026-10-23: 235 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, 2026Viewing235-1
Oct 21, 20262360
Oct 16, 2026236-22
Oct 15, 20262580
Oct 14, 2026258-7
Oct 09, 20262650
Oct 08, 20262650
Oct 07, 20262650
Oct 06, 2026265-12
Oct 05, 20262770
Oct 02, 2026277No prior observation