OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

VRT $310.00 Call

VRT261218C00310000

Latest saved OI269Oct 23, 2026
Last change+5vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VRT $310.00 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. 2881440 2026-10-02: 250 OI2026-10-05: 254 OI2026-10-06: 253 OI2026-10-07: 253 OI2026-10-08: 253 OI2026-10-09: 246 OI2026-10-12: 280 OI2026-10-14: 288 OI2026-10-15: 284 OI2026-10-16: 270 OI2026-10-21: 264 OI2026-10-23: 269 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, 2026269+5
Oct 21, 2026Viewing264-6
Oct 16, 2026270-14
Oct 15, 2026284-4
Oct 14, 2026288+8
Oct 12, 2026280+34
Oct 09, 2026246-7
Oct 08, 20262530
Oct 07, 20262530
Oct 06, 2026253-1
Oct 05, 2026254+4
Oct 02, 2026250No prior observation