OITracker Cboe delayed data

Contract OI history

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Oct 23, 2026 EXPIRATION

VRT $217.50 Put

VRT261023P00217500

Latest saved OI1Oct 23, 2026
Last change-163vs previous saved observation
Saved market days9Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
VRT $217.50 put open interest history 9 saved observations from 2026-10-07 to 2026-10-23. Exact values and changes are listed in the table below. 164820 2026-10-07: 0 OI2026-10-08: 0 OI2026-10-09: 48 OI2026-10-12: 50 OI2026-10-14: 59 OI2026-10-15: 66 OI2026-10-16: 163 OI2026-10-21: 164 OI2026-10-23: 1 OI Oct 07, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

VRT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261-163
Oct 21, 2026Viewing164+1
Oct 16, 2026163+97
Oct 15, 202666+7
Oct 14, 202659+9
Oct 12, 202650+2
Oct 09, 202648+48
Oct 08, 202600
Oct 07, 20260No prior observation