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Contract OI history

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Jan 15, 2027 EXPIRATION

CLSK $13.00 Put

CLSK270115P00013000

Latest saved OI1,585Oct 23, 2026
Last change-4vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CLSK $13.00 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. 1,5897940 2026-10-09: 1,580 OI2026-10-13: 1,584 OI2026-10-14: 1,584 OI2026-10-15: 1,585 OI2026-10-16: 1,585 OI2026-10-21: 1,589 OI2026-10-23: 1,585 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, 2026Viewing1,585-4
Oct 21, 20261,589+4
Oct 16, 20261,5850
Oct 15, 20261,585+1
Oct 14, 20261,5840
Oct 13, 20261,584+4
Oct 09, 20261,580No prior observation