OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

VRTX $510.00 Put

VRTX261030P00510000

Latest saved OI122Oct 23, 2026
Last change+2vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
VRTX $510.00 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 122610 2026-10-09: 119 OI2026-10-14: 119 OI2026-10-15: 119 OI2026-10-16: 119 OI2026-10-21: 120 OI2026-10-23: 122 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, 2026Viewing122+2
Oct 21, 2026120+1
Oct 16, 20261190
Oct 15, 20261190
Oct 14, 20261190
Oct 09, 2026119No prior observation