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Contract OI history

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Mar 19, 2027 EXPIRATION

KLAR $12.50 Call

KLAR270319C00012500

Latest saved OI831Oct 23, 2026
Last change-7vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
KLAR $12.50 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. 8404200 2026-10-02: 679 OI2026-10-05: 678 OI2026-10-06: 682 OI2026-10-07: 684 OI2026-10-08: 719 OI2026-10-09: 719 OI2026-10-13: 728 OI2026-10-14: 728 OI2026-10-15: 840 OI2026-10-16: 840 OI2026-10-21: 838 OI2026-10-23: 831 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

KLAR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing831-7
Oct 21, 2026838-2
Oct 16, 20268400
Oct 15, 2026840+112
Oct 14, 20267280
Oct 13, 2026728+9
Oct 09, 20267190
Oct 08, 2026719+35
Oct 07, 2026684+2
Oct 06, 2026682+4
Oct 05, 2026678-1
Oct 02, 2026679No prior observation