OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

GRND $15.00 Call

GRND261120C00015000

Latest saved OI1,051Oct 23, 2026
Last change-57vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GRND $15.00 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. 1,1085540 2026-10-02: 71 OI2026-10-05: 75 OI2026-10-06: 75 OI2026-10-07: 75 OI2026-10-09: 99 OI2026-10-13: 99 OI2026-10-14: 99 OI2026-10-16: 99 OI2026-10-20: 1,108 OI2026-10-23: 1,051 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, 2026Viewing1,051-57
Oct 20, 20261,108+1,009
Oct 16, 2026990
Oct 14, 2026990
Oct 13, 2026990
Oct 09, 202699+24
Oct 07, 2026750
Oct 06, 2026750
Oct 05, 202675+4
Oct 02, 202671No prior observation