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Contract OI history

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Jan 15, 2027 EXPIRATION

CLSK $27.00 Call

CLSK270115C00027000

Latest saved OI3,754Oct 23, 2026
Last change-16vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CLSK $27.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 5,1682,5840 2026-10-09: 5,168 OI2026-10-13: 5,160 OI2026-10-14: 5,160 OI2026-10-15: 5,160 OI2026-10-16: 4,686 OI2026-10-21: 3,770 OI2026-10-23: 3,754 OI Oct 09, 2026Oct 23, 2026

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

CLSK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3,754-16
Oct 21, 20263,770-916
Oct 16, 20264,686-474
Oct 15, 20265,1600
Oct 14, 20265,1600
Oct 13, 20265,160-8
Oct 09, 20265,168No prior observation