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Contract OI history

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Dec 18, 2026 EXPIRATION

VLO $520.00 Call

VLO261218C00520000

Latest saved OI171Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VLO $520.00 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. 171850 2026-10-02: 39 OI2026-10-05: 40 OI2026-10-06: 43 OI2026-10-07: 43 OI2026-10-08: 43 OI2026-10-09: 47 OI2026-10-14: 112 OI2026-10-15: 114 OI2026-10-16: 117 OI2026-10-21: 171 OI2026-10-23: 171 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, 2026Viewing1710
Oct 21, 2026171+54
Oct 16, 2026117+3
Oct 15, 2026114+2
Oct 14, 2026112+65
Oct 09, 202647+4
Oct 08, 2026430
Oct 07, 2026430
Oct 06, 202643+3
Oct 05, 202640+1
Oct 02, 202639No prior observation