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Contract OI history

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Mar 19, 2027 EXPIRATION

CLSK $12.00 Put

CLSK270319P00012000

Latest saved OI376Oct 23, 2026
Last change+59vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CLSK $12.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3761880 2026-10-09: 143 OI2026-10-13: 163 OI2026-10-14: 163 OI2026-10-15: 163 OI2026-10-16: 165 OI2026-10-21: 317 OI2026-10-23: 376 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, 2026Viewing376+59
Oct 21, 2026317+152
Oct 16, 2026165+2
Oct 15, 20261630
Oct 14, 20261630
Oct 13, 2026163+20
Oct 09, 2026143No prior observation