OITracker Cboe delayed data

Contract OI history

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Oct 23, 2026 EXPIRATION

VRTX $517.50 Call

VRTX261023C00517500

Latest saved OI511Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
VRTX $517.50 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. 5112550 2026-10-09: 3 OI2026-10-14: 12 OI2026-10-15: 504 OI2026-10-16: 504 OI2026-10-21: 511 OI2026-10-23: 511 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, 2026Viewing5110
Oct 21, 2026511+7
Oct 16, 20265040
Oct 15, 2026504+492
Oct 14, 202612+9
Oct 09, 20263No prior observation