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Contract OI history

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Jan 15, 2027 EXPIRATION

CLSK $8.00 Put

CLSK270115P00008000

Latest saved OI1,957Oct 23, 2026
Last change+27vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CLSK $8.00 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. 1,9609800 2026-10-09: 460 OI2026-10-13: 510 OI2026-10-14: 510 OI2026-10-15: 1,935 OI2026-10-16: 1,960 OI2026-10-21: 1,930 OI2026-10-23: 1,957 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, 2026Viewing1,957+27
Oct 21, 20261,930-30
Oct 16, 20261,960+25
Oct 15, 20261,935+1,425
Oct 14, 20265100
Oct 13, 2026510+50
Oct 09, 2026460No prior observation