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Contract OI history

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Jan 19, 2029 EXPIRATION

KEY $25.00 Call

KEY290119C00025000

Latest saved OI1,472Oct 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. 1,4727360 2026-10-02: 1,450 OI2026-10-05: 1,450 OI2026-10-06: 1,450 OI2026-10-07: 1,450 OI2026-10-08: 1,450 OI2026-10-09: 1,461 OI2026-10-13: 1,471 OI2026-10-14: 1,471 OI2026-10-15: 1,472 OI2026-10-16: 1,472 OI2026-10-21: 1,472 OI2026-10-23: 1,472 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, 20261,4720
Oct 21, 2026Viewing1,4720
Oct 16, 20261,4720
Oct 15, 20261,472+1
Oct 14, 20261,4710
Oct 13, 20261,471+10
Oct 09, 20261,461+11
Oct 08, 20261,4500
Oct 07, 20261,4500
Oct 06, 20261,4500
Oct 05, 20261,4500
Oct 02, 20261,450No prior observation