OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

VRTX $520.00 Call

VRTX261030C00520000

Latest saved OI162Oct 23, 2026
Last change+1vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
VRTX $520.00 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 162810 2026-10-09: 122 OI2026-10-14: 114 OI2026-10-15: 114 OI2026-10-16: 113 OI2026-10-21: 161 OI2026-10-23: 162 OI Oct 09, 2026Oct 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, 2026Viewing162+1
Oct 21, 2026161+48
Oct 16, 2026113-1
Oct 15, 20261140
Oct 14, 2026114-8
Oct 09, 2026122No prior observation