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Contract OI history

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Oct 30, 2026 EXPIRATION

CLSK $8.50 Call

CLSK261030C00008500

Latest saved OI3,945Oct 23, 2026
Last change+2,278vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CLSK $8.50 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. 3,9451,9720 2026-10-09: 1 OI2026-10-13: 1 OI2026-10-14: 1 OI2026-10-15: 12 OI2026-10-16: 92 OI2026-10-21: 1,667 OI2026-10-23: 3,945 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, 2026Viewing3,945+2,278
Oct 21, 20261,667+1,575
Oct 16, 202692+80
Oct 15, 202612+11
Oct 14, 202610
Oct 13, 202610
Oct 09, 20261No prior observation