OITracker Cboe delayed data

Contract OI history

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Mar 19, 2027 EXPIRATION

VRTX $530.00 Call

VRTX270319C00530000

Latest saved OI302Oct 23, 2026
Last change+102vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
VRTX $530.00 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. 3021510 2026-10-09: 200 OI2026-10-14: 200 OI2026-10-15: 200 OI2026-10-16: 200 OI2026-10-21: 200 OI2026-10-23: 302 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, 2026Viewing302+102
Oct 21, 20262000
Oct 16, 20262000
Oct 15, 20262000
Oct 14, 20262000
Oct 09, 2026200No prior observation