OITracker Cboe delayed data

Contract OI history

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Mar 19, 2027 EXPIRATION

GIS $30.00 Put

GIS270319P00030000

Latest saved OI3,975Oct 23, 2026
Last change+22vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GIS $30.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3,9751,9870 2026-10-02: 2,226 OI2026-10-05: 2,225 OI2026-10-06: 2,217 OI2026-10-07: 2,339 OI2026-10-08: 2,354 OI2026-10-09: 3,860 OI2026-10-13: 3,885 OI2026-10-14: 3,945 OI2026-10-15: 3,946 OI2026-10-16: 3,928 OI2026-10-21: 3,953 OI2026-10-23: 3,975 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, 2026Viewing3,975+22
Oct 21, 20263,953+25
Oct 16, 20263,928-18
Oct 15, 20263,946+1
Oct 14, 20263,945+60
Oct 13, 20263,885+25
Oct 09, 20263,860+1,506
Oct 08, 20262,354+15
Oct 07, 20262,339+122
Oct 06, 20262,217-8
Oct 05, 20262,225-1
Oct 02, 20262,226No prior observation