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Contract OI history

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Jan 19, 2029 EXPIRATION

KEY $20.00 Call

KEY290119C00020000

Latest saved OI230Oct 23, 2026
Last change+53vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
KEY $20.00 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. 2301150 2026-10-02: 106 OI2026-10-05: 107 OI2026-10-06: 117 OI2026-10-07: 117 OI2026-10-08: 117 OI2026-10-09: 117 OI2026-10-13: 117 OI2026-10-14: 117 OI2026-10-15: 143 OI2026-10-16: 143 OI2026-10-21: 177 OI2026-10-23: 230 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, 2026230+53
Oct 21, 2026Viewing177+34
Oct 16, 20261430
Oct 15, 2026143+26
Oct 14, 20261170
Oct 13, 20261170
Oct 09, 20261170
Oct 08, 20261170
Oct 07, 20261170
Oct 06, 2026117+10
Oct 05, 2026107+1
Oct 02, 2026106No prior observation