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Contract OI history

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Jan 15, 2027 EXPIRATION

CLSK $9.00 Put

CLSK270115P00009000

Latest saved OI1,336Oct 23, 2026
Last change+30vs 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. 1,3536760 2026-10-09: 931 OI2026-10-13: 951 OI2026-10-14: 951 OI2026-10-15: 1,114 OI2026-10-16: 1,353 OI2026-10-21: 1,306 OI2026-10-23: 1,336 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, 2026Viewing1,336+30
Oct 21, 20261,306-47
Oct 16, 20261,353+239
Oct 15, 20261,114+163
Oct 14, 20269510
Oct 13, 2026951+20
Oct 09, 2026931No prior observation