OITracker Cboe delayed data

Contract OI history

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Apr 16, 2027 EXPIRATION

GIS $35.00 Put

GIS270416P00035000

Latest saved OI2,558Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GIS $35.00 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. 2,5591,2790 2026-10-02: 2,554 OI2026-10-05: 2,550 OI2026-10-06: 2,550 OI2026-10-07: 2,552 OI2026-10-08: 2,553 OI2026-10-09: 2,549 OI2026-10-13: 2,548 OI2026-10-14: 2,549 OI2026-10-15: 2,546 OI2026-10-16: 2,554 OI2026-10-21: 2,559 OI2026-10-23: 2,558 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, 2026Viewing2,558-1
Oct 21, 20262,559+5
Oct 16, 20262,554+8
Oct 15, 20262,546-3
Oct 14, 20262,549+1
Oct 13, 20262,548-1
Oct 09, 20262,549-4
Oct 08, 20262,553+1
Oct 07, 20262,552+2
Oct 06, 20262,5500
Oct 05, 20262,550-4
Oct 02, 20262,554No prior observation