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Contract OI history

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Nov 27, 2026 EXPIRATION

CLSK $9.00 Put

CLSK261127P00009000

Latest saved OI217Oct 23, 2026
Last change+5vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CLSK $9.00 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. 2171080 2026-10-09: 12 OI2026-10-13: 120 OI2026-10-14: 120 OI2026-10-15: 181 OI2026-10-16: 188 OI2026-10-21: 212 OI2026-10-23: 217 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, 2026Viewing217+5
Oct 21, 2026212+24
Oct 16, 2026188+7
Oct 15, 2026181+61
Oct 14, 20261200
Oct 13, 2026120+108
Oct 09, 202612No prior observation