OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

VRT $170.00 Put

VRT261218P00170000

Latest saved OI3,824Oct 23, 2026
Last change+22vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VRT $170.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3,8241,9120 2026-10-02: 321 OI2026-10-05: 321 OI2026-10-06: 321 OI2026-10-07: 324 OI2026-10-08: 324 OI2026-10-09: 324 OI2026-10-12: 324 OI2026-10-14: 324 OI2026-10-15: 326 OI2026-10-16: 348 OI2026-10-21: 3,802 OI2026-10-23: 3,824 OI Oct 02, 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, 20263,824+22
Oct 21, 2026Viewing3,802+3,454
Oct 16, 2026348+22
Oct 15, 2026326+2
Oct 14, 20263240
Oct 12, 20263240
Oct 09, 20263240
Oct 08, 20263240
Oct 07, 2026324+3
Oct 06, 20263210
Oct 05, 20263210
Oct 02, 2026321No prior observation