OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

KLAR $20.00 Put

KLAR270115P00020000

Latest saved OI851Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
KLAR $20.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 8554270 2026-10-02: 855 OI2026-10-05: 855 OI2026-10-06: 855 OI2026-10-07: 855 OI2026-10-08: 855 OI2026-10-09: 855 OI2026-10-13: 853 OI2026-10-14: 853 OI2026-10-15: 853 OI2026-10-16: 853 OI2026-10-21: 852 OI2026-10-23: 851 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, 2026Viewing851-1
Oct 21, 2026852-1
Oct 16, 20268530
Oct 15, 20268530
Oct 14, 20268530
Oct 13, 2026853-2
Oct 09, 20268550
Oct 08, 20268550
Oct 07, 20268550
Oct 06, 20268550
Oct 05, 20268550
Oct 02, 2026855No prior observation