OITracker Cboe delayed data

Contract OI history

Back to G

Dec 18, 2026 EXPIRATION

G $40.00 Call

G261218C00040000

Latest saved OI76Oct 23, 2026
Last change-2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
G $40.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 78390 2026-10-02: 75 OI2026-10-05: 75 OI2026-10-06: 75 OI2026-10-07: 75 OI2026-10-08: 75 OI2026-10-09: 77 OI2026-10-13: 77 OI2026-10-14: 77 OI2026-10-15: 77 OI2026-10-16: 78 OI2026-10-21: 78 OI2026-10-23: 76 OI Oct 02, 2026Oct 23, 2026

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

G contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing76-2
Oct 21, 2026780
Oct 16, 202678+1
Oct 15, 2026770
Oct 14, 2026770
Oct 13, 2026770
Oct 09, 202677+2
Oct 08, 2026750
Oct 07, 2026750
Oct 06, 2026750
Oct 05, 2026750
Oct 02, 202675No prior observation