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Contract OI history

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Jan 21, 2028 EXPIRATION

VLO $300.00 Put

VLO280121P00300000

Latest saved OI222Oct 23, 2026
Last change+17vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VLO $300.00 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. 2221110 2026-10-02: 204 OI2026-10-05: 204 OI2026-10-06: 204 OI2026-10-07: 204 OI2026-10-08: 204 OI2026-10-09: 207 OI2026-10-14: 207 OI2026-10-15: 204 OI2026-10-16: 205 OI2026-10-21: 205 OI2026-10-23: 222 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, 2026Viewing222+17
Oct 21, 20262050
Oct 16, 2026205+1
Oct 15, 2026204-3
Oct 14, 20262070
Oct 09, 2026207+3
Oct 08, 20262040
Oct 07, 20262040
Oct 06, 20262040
Oct 05, 20262040
Oct 02, 2026204No prior observation