OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

VRT $340.00 Call

VRT280121C00340000

Latest saved OI328Oct 23, 2026
Last change-8vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VRT $340.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3401700 2026-10-02: 333 OI2026-10-05: 333 OI2026-10-06: 328 OI2026-10-07: 328 OI2026-10-08: 328 OI2026-10-09: 326 OI2026-10-12: 325 OI2026-10-14: 337 OI2026-10-15: 340 OI2026-10-16: 336 OI2026-10-21: 336 OI2026-10-23: 328 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, 2026328-8
Oct 21, 2026Viewing3360
Oct 16, 2026336-4
Oct 15, 2026340+3
Oct 14, 2026337+12
Oct 12, 2026325-1
Oct 09, 2026326-2
Oct 08, 20263280
Oct 07, 20263280
Oct 06, 2026328-5
Oct 05, 20263330
Oct 02, 2026333No prior observation