OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

GRND $16.00 Call

GRND270115C00016000

Latest saved OI1,751Oct 23, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GRND $16.00 call open interest history 10 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,7518750 2026-10-02: 142 OI2026-10-05: 142 OI2026-10-06: 142 OI2026-10-07: 142 OI2026-10-09: 142 OI2026-10-13: 1,146 OI2026-10-14: 1,146 OI2026-10-16: 1,146 OI2026-10-20: 1,751 OI2026-10-23: 1,751 OI Oct 02, 2026Oct 23, 2026

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

GRND contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,7510
Oct 20, 20261,751+605
Oct 16, 20261,1460
Oct 14, 20261,1460
Oct 13, 20261,146+1,004
Oct 09, 20261420
Oct 07, 20261420
Oct 06, 20261420
Oct 05, 20261420
Oct 02, 2026142No prior observation