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Contract OI history

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Jan 15, 2027 EXPIRATION

VLO $380.00 Put

VLO270115P00380000

Latest saved OI291Oct 23, 2026
Last change+25vs 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. 2911450 2026-10-02: 217 OI2026-10-05: 221 OI2026-10-06: 222 OI2026-10-07: 229 OI2026-10-08: 229 OI2026-10-09: 225 OI2026-10-14: 246 OI2026-10-15: 247 OI2026-10-16: 243 OI2026-10-21: 266 OI2026-10-23: 291 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, 2026Viewing291+25
Oct 21, 2026266+23
Oct 16, 2026243-4
Oct 15, 2026247+1
Oct 14, 2026246+21
Oct 09, 2026225-4
Oct 08, 20262290
Oct 07, 2026229+7
Oct 06, 2026222+1
Oct 05, 2026221+4
Oct 02, 2026217No prior observation