OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

VRT $340.00 Call

VRT261218C00340000

Latest saved OI336Oct 23, 2026
Last change+1vs 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. 3441720 2026-10-02: 271 OI2026-10-05: 341 OI2026-10-06: 344 OI2026-10-07: 340 OI2026-10-08: 340 OI2026-10-09: 333 OI2026-10-12: 332 OI2026-10-14: 328 OI2026-10-15: 333 OI2026-10-16: 333 OI2026-10-21: 335 OI2026-10-23: 336 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, 2026Viewing336+1
Oct 21, 2026335+2
Oct 16, 20263330
Oct 15, 2026333+5
Oct 14, 2026328-4
Oct 12, 2026332-1
Oct 09, 2026333-7
Oct 08, 20263400
Oct 07, 2026340-4
Oct 06, 2026344+3
Oct 05, 2026341+70
Oct 02, 2026271No prior observation