OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

GIS $35.00 Call

GIS261218C00035000

Latest saved OI2,719Oct 23, 2026
Last change+477vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GIS $35.00 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. 2,7191,3590 2026-10-02: 935 OI2026-10-05: 1,099 OI2026-10-06: 967 OI2026-10-07: 1,054 OI2026-10-08: 1,059 OI2026-10-09: 1,127 OI2026-10-13: 1,025 OI2026-10-14: 1,081 OI2026-10-15: 1,152 OI2026-10-16: 1,732 OI2026-10-21: 2,242 OI2026-10-23: 2,719 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, 2026Viewing2,719+477
Oct 21, 20262,242+510
Oct 16, 20261,732+580
Oct 15, 20261,152+71
Oct 14, 20261,081+56
Oct 13, 20261,025-102
Oct 09, 20261,127+68
Oct 08, 20261,059+5
Oct 07, 20261,054+87
Oct 06, 2026967-132
Oct 05, 20261,099+164
Oct 02, 2026935No prior observation