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Contract OI history

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Dec 18, 2026 EXPIRATION

CLSK $27.00 Call

CLSK261218C00027000

Latest saved OI705Oct 23, 2026
Last change0vs 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. 7063530 2026-10-09: 706 OI2026-10-13: 706 OI2026-10-14: 706 OI2026-10-15: 706 OI2026-10-16: 706 OI2026-10-21: 705 OI2026-10-23: 705 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, 2026Viewing7050
Oct 21, 2026705-1
Oct 16, 20267060
Oct 15, 20267060
Oct 14, 20267060
Oct 13, 20267060
Oct 09, 2026706No prior observation