OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

GIS $37.50 Call

GIS270115C00037500

Latest saved OI3,458Oct 23, 2026
Last change+289vs 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. 3,4581,7290 2026-10-02: 2,870 OI2026-10-05: 2,930 OI2026-10-06: 2,911 OI2026-10-07: 2,916 OI2026-10-08: 3,236 OI2026-10-09: 3,242 OI2026-10-13: 3,261 OI2026-10-14: 3,283 OI2026-10-15: 3,149 OI2026-10-16: 3,207 OI2026-10-21: 3,169 OI2026-10-23: 3,458 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, 2026Viewing3,458+289
Oct 21, 20263,169-38
Oct 16, 20263,207+58
Oct 15, 20263,149-134
Oct 14, 20263,283+22
Oct 13, 20263,261+19
Oct 09, 20263,242+6
Oct 08, 20263,236+320
Oct 07, 20262,916+5
Oct 06, 20262,911-19
Oct 05, 20262,930+60
Oct 02, 20262,870No prior observation