OITracker Cboe delayed data

Contract OI history

Back to GIS

Jan 15, 2027 EXPIRATION

GIS $40.00 Call

GIS270115C00040000

Latest saved OI4,327Oct 23, 2026
Last change+60vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GIS $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. 4,3272,1630 2026-10-02: 3,709 OI2026-10-05: 3,836 OI2026-10-06: 3,964 OI2026-10-07: 4,028 OI2026-10-08: 4,028 OI2026-10-09: 4,042 OI2026-10-13: 4,203 OI2026-10-14: 4,200 OI2026-10-15: 4,260 OI2026-10-16: 4,075 OI2026-10-21: 4,267 OI2026-10-23: 4,327 OI Oct 02, 2026Oct 23, 2026

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

GIS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4,327+60
Oct 21, 20264,267+192
Oct 16, 20264,075-185
Oct 15, 20264,260+60
Oct 14, 20264,200-3
Oct 13, 20264,203+161
Oct 09, 20264,042+14
Oct 08, 20264,0280
Oct 07, 20264,028+64
Oct 06, 20263,964+128
Oct 05, 20263,836+127
Oct 02, 20263,709No prior observation