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Contract OI history

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Jan 21, 2028 EXPIRATION

KEY $25.00 Call

KEY280121C00025000

Latest saved OI1,189Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
KEY $25.00 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. 1,1905950 2026-10-02: 1,190 OI2026-10-05: 1,190 OI2026-10-06: 1,188 OI2026-10-07: 1,188 OI2026-10-08: 1,188 OI2026-10-09: 1,188 OI2026-10-13: 1,188 OI2026-10-14: 1,188 OI2026-10-15: 1,188 OI2026-10-16: 1,188 OI2026-10-21: 1,189 OI2026-10-23: 1,189 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

KEY contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261,1890
Oct 21, 2026Viewing1,189+1
Oct 16, 20261,1880
Oct 15, 20261,1880
Oct 14, 20261,1880
Oct 13, 20261,1880
Oct 09, 20261,1880
Oct 08, 20261,1880
Oct 07, 20261,1880
Oct 06, 20261,188-2
Oct 05, 20261,1900
Oct 02, 20261,190No prior observation