OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

GIS $37.50 Call

GIS280121C00037500

Latest saved OI973Oct 23, 2026
Last change+27vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GIS $37.50 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. 9734860 2026-10-02: 790 OI2026-10-05: 784 OI2026-10-06: 818 OI2026-10-07: 818 OI2026-10-08: 818 OI2026-10-09: 817 OI2026-10-13: 917 OI2026-10-14: 918 OI2026-10-15: 922 OI2026-10-16: 922 OI2026-10-21: 946 OI2026-10-23: 973 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, 2026Viewing973+27
Oct 21, 2026946+24
Oct 16, 20269220
Oct 15, 2026922+4
Oct 14, 2026918+1
Oct 13, 2026917+100
Oct 09, 2026817-1
Oct 08, 20268180
Oct 07, 20268180
Oct 06, 2026818+34
Oct 05, 2026784-6
Oct 02, 2026790No prior observation