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Contract OI history

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Jan 15, 2027 EXPIRATION

CLSK $18.00 Call

CLSK270115C00018000

Latest saved OI2,652Oct 23, 2026
Last change+516vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CLSK $18.00 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. 2,6521,3260 2026-10-09: 1,589 OI2026-10-13: 2,081 OI2026-10-14: 2,081 OI2026-10-15: 2,056 OI2026-10-16: 2,039 OI2026-10-21: 2,136 OI2026-10-23: 2,652 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, 2026Viewing2,652+516
Oct 21, 20262,136+97
Oct 16, 20262,039-17
Oct 15, 20262,056-25
Oct 14, 20262,0810
Oct 13, 20262,081+492
Oct 09, 20261,589No prior observation