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Contract OI history

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Jan 15, 2027 EXPIRATION

CLSK $19.00 Call

CLSK270115C00019000

Latest saved OI2,863Oct 23, 2026
Last change+998vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CLSK $19.00 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. 2,8631,4310 2026-10-09: 1,011 OI2026-10-13: 1,020 OI2026-10-14: 1,020 OI2026-10-15: 1,050 OI2026-10-16: 1,865 OI2026-10-21: 1,865 OI2026-10-23: 2,863 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, 2026Viewing2,863+998
Oct 21, 20261,8650
Oct 16, 20261,865+815
Oct 15, 20261,050+30
Oct 14, 20261,0200
Oct 13, 20261,020+9
Oct 09, 20261,011No prior observation