OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

GLOO $2.50 Put

GLOO270115P00002500

Latest saved OI389Oct 20, 2026
Last change+299vs previous saved observation
Saved market days5Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
GLOO $2.50 put open interest history 5 saved observations from 2026-10-08 to 2026-10-20. Exact values and changes are listed in the table below. 3891940 2026-10-08: 70 OI2026-10-13: 71 OI2026-10-14: 71 OI2026-10-16: 90 OI2026-10-20: 389 OI Oct 08, 2026Oct 20, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

GLOO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing389+299
Oct 16, 202690+19
Oct 14, 2026710
Oct 13, 202671+1
Oct 08, 202670No prior observation