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Contract OI history

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Dec 18, 2026 EXPIRATION

CLSK $25.00 Call

CLSK261218C00025000

Latest saved OI2,059Oct 23, 2026
Last change-7vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CLSK $25.00 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. 2,1011,0500 2026-10-09: 2,100 OI2026-10-13: 2,100 OI2026-10-14: 2,100 OI2026-10-15: 2,101 OI2026-10-16: 2,066 OI2026-10-21: 2,066 OI2026-10-23: 2,059 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, 2026Viewing2,059-7
Oct 21, 20262,0660
Oct 16, 20262,066-35
Oct 15, 20262,101+1
Oct 14, 20262,1000
Oct 13, 20262,1000
Oct 09, 20262,100No prior observation