OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

VRT $230.00 Call

VRT261218C00230000

Latest saved OI595Oct 23, 2026
Last change+73vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VRT $230.00 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. 5952970 2026-10-02: 222 OI2026-10-05: 221 OI2026-10-06: 224 OI2026-10-07: 229 OI2026-10-08: 229 OI2026-10-09: 229 OI2026-10-12: 229 OI2026-10-14: 456 OI2026-10-15: 484 OI2026-10-16: 503 OI2026-10-21: 522 OI2026-10-23: 595 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, 2026595+73
Oct 21, 2026Viewing522+19
Oct 16, 2026503+19
Oct 15, 2026484+28
Oct 14, 2026456+227
Oct 12, 20262290
Oct 09, 20262290
Oct 08, 20262290
Oct 07, 2026229+5
Oct 06, 2026224+3
Oct 05, 2026221-1
Oct 02, 2026222No prior observation