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Contract OI history

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Jan 21, 2028 EXPIRATION

KEY $30.00 Call

KEY280121C00030000

Latest saved OI224Oct 23, 2026
Last change-2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
KEY $30.00 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. 2281140 2026-10-02: 207 OI2026-10-05: 207 OI2026-10-06: 209 OI2026-10-07: 209 OI2026-10-08: 209 OI2026-10-09: 226 OI2026-10-13: 226 OI2026-10-14: 226 OI2026-10-15: 228 OI2026-10-16: 226 OI2026-10-21: 226 OI2026-10-23: 224 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, 2026224-2
Oct 21, 2026Viewing2260
Oct 16, 2026226-2
Oct 15, 2026228+2
Oct 14, 20262260
Oct 13, 20262260
Oct 09, 2026226+17
Oct 08, 20262090
Oct 07, 20262090
Oct 06, 2026209+2
Oct 05, 20262070
Oct 02, 2026207No prior observation