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Contract OI history

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Mar 19, 2027 EXPIRATION

KEY $23.00 Call

KEY270319C00023000

Latest saved OI306Oct 23, 2026
Last change+8vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
KEY $23.00 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. 3061530 2026-10-02: 254 OI2026-10-05: 254 OI2026-10-06: 294 OI2026-10-07: 294 OI2026-10-08: 294 OI2026-10-09: 295 OI2026-10-13: 296 OI2026-10-14: 296 OI2026-10-15: 296 OI2026-10-16: 297 OI2026-10-21: 298 OI2026-10-23: 306 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, 2026306+8
Oct 21, 2026Viewing298+1
Oct 16, 2026297+1
Oct 15, 20262960
Oct 14, 20262960
Oct 13, 2026296+1
Oct 09, 2026295+1
Oct 08, 20262940
Oct 07, 20262940
Oct 06, 2026294+40
Oct 05, 20262540
Oct 02, 2026254No prior observation