OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

VRTX $550.00 Call

VRTX270115C00550000

Latest saved OI458Oct 23, 2026
Last change+3vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
VRTX $550.00 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. 4582290 2026-10-09: 457 OI2026-10-14: 458 OI2026-10-15: 454 OI2026-10-16: 454 OI2026-10-21: 455 OI2026-10-23: 458 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, 2026Viewing458+3
Oct 21, 2026455+1
Oct 16, 20264540
Oct 15, 2026454-4
Oct 14, 2026458+1
Oct 09, 2026457No prior observation