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Contract OI history

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Dec 15, 2028 EXPIRATION

CLSK $20.00 Call

CLSK281215C00020000

Latest saved OI909Oct 23, 2026
Last change+26vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CLSK $20.00 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. 9094540 2026-10-09: 798 OI2026-10-13: 784 OI2026-10-14: 784 OI2026-10-15: 754 OI2026-10-16: 754 OI2026-10-21: 883 OI2026-10-23: 909 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, 2026Viewing909+26
Oct 21, 2026883+129
Oct 16, 20267540
Oct 15, 2026754-30
Oct 14, 20267840
Oct 13, 2026784-14
Oct 09, 2026798No prior observation