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Contract OI history

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Jan 15, 2027 EXPIRATION

KEY $25.00 Call

KEY270115C00025000

Latest saved OI4,700Oct 23, 2026
Last change+15vs 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. 4,9742,4870 2026-10-02: 4,974 OI2026-10-05: 4,908 OI2026-10-06: 4,908 OI2026-10-07: 4,908 OI2026-10-08: 4,908 OI2026-10-09: 4,885 OI2026-10-13: 4,863 OI2026-10-14: 4,863 OI2026-10-15: 4,863 OI2026-10-16: 4,762 OI2026-10-21: 4,685 OI2026-10-23: 4,700 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, 20264,700+15
Oct 21, 2026Viewing4,685-77
Oct 16, 20264,762-101
Oct 15, 20264,8630
Oct 14, 20264,8630
Oct 13, 20264,863-22
Oct 09, 20264,885-23
Oct 08, 20264,9080
Oct 07, 20264,9080
Oct 06, 20264,9080
Oct 05, 20264,908-66
Oct 02, 20264,974No prior observation