OITracker Cboe delayed data

Contract OI history

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Jan 19, 2029 EXPIRATION

GIS $25.00 Put

GIS290119P00025000

Latest saved OI113Oct 23, 2026
Last change+17vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GIS $25.00 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. 113560 2026-10-02: 54 OI2026-10-05: 54 OI2026-10-06: 57 OI2026-10-07: 60 OI2026-10-08: 62 OI2026-10-09: 62 OI2026-10-13: 62 OI2026-10-14: 62 OI2026-10-15: 62 OI2026-10-16: 71 OI2026-10-21: 96 OI2026-10-23: 113 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, 2026Viewing113+17
Oct 21, 202696+25
Oct 16, 202671+9
Oct 15, 2026620
Oct 14, 2026620
Oct 13, 2026620
Oct 09, 2026620
Oct 08, 202662+2
Oct 07, 202660+3
Oct 06, 202657+3
Oct 05, 2026540
Oct 02, 202654No prior observation