OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

GDYN $7.50 Call

GDYN280121C00007500

Latest saved OI5Oct 20, 2026
Last change-1vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
GDYN $7.50 call open interest history 6 saved observations from 2026-10-08 to 2026-10-20. Exact values and changes are listed in the table below. 630 2026-10-08: 3 OI2026-10-09: 3 OI2026-10-13: 4 OI2026-10-14: 4 OI2026-10-16: 6 OI2026-10-20: 5 OI Oct 08, 2026Oct 20, 2026

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

GDYN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing5-1
Oct 16, 20266+2
Oct 14, 202640
Oct 13, 20264+1
Oct 09, 202630
Oct 08, 20263No prior observation