OITracker Cboe delayed data

Contract OI history

Back to GNK

Nov 20, 2026 EXPIRATION

GNK $30.00 Call

GNK261120C00030000

Latest saved OI1,109Oct 23, 2026
Last change+5vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GNK $30.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,1095540 2026-10-02: 1,061 OI2026-10-05: 1,073 OI2026-10-06: 1,073 OI2026-10-07: 1,074 OI2026-10-08: 1,074 OI2026-10-09: 1,075 OI2026-10-13: 1,093 OI2026-10-14: 1,103 OI2026-10-16: 1,104 OI2026-10-20: 1,104 OI2026-10-23: 1,109 OI Oct 02, 2026Oct 23, 2026

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

GNK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261,109+5
Oct 20, 2026Viewing1,1040
Oct 16, 20261,104+1
Oct 14, 20261,103+10
Oct 13, 20261,093+18
Oct 09, 20261,075+1
Oct 08, 20261,0740
Oct 07, 20261,074+1
Oct 06, 20261,0730
Oct 05, 20261,073+12
Oct 02, 20261,061No prior observation