OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

VRTX $537.50 Call

VRTX261030C00537500

Latest saved OI2Oct 23, 2026
Last change—vs previous saved observation
Saved market days1Oct 23, 2026 onwards
Daily open interest Hover a point for its date and OI
VRTX $537.50 call open interest history 1 saved observations from 2026-10-23 to 2026-10-23. Exact values and changes are listed in the table below. 210 2026-10-23: 2 OI Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

VRTX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2No prior observation