OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

GIS $40.00 Call

GIS280121C00040000

Latest saved OI2,576Oct 23, 2026
Last change+1vs 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. 2,8311,4150 2026-10-02: 2,825 OI2026-10-05: 2,831 OI2026-10-06: 2,780 OI2026-10-07: 2,775 OI2026-10-08: 2,565 OI2026-10-09: 2,563 OI2026-10-13: 2,586 OI2026-10-14: 2,572 OI2026-10-15: 2,572 OI2026-10-16: 2,570 OI2026-10-21: 2,575 OI2026-10-23: 2,576 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, 2026Viewing2,576+1
Oct 21, 20262,575+5
Oct 16, 20262,570-2
Oct 15, 20262,5720
Oct 14, 20262,572-14
Oct 13, 20262,586+23
Oct 09, 20262,563-2
Oct 08, 20262,565-210
Oct 07, 20262,775-5
Oct 06, 20262,780-51
Oct 05, 20262,831+6
Oct 02, 20262,825No prior observation