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Contract OI history

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Dec 15, 2028 EXPIRATION

CLSK $10.00 Put

CLSK281215P00010000

Latest saved OI537Oct 23, 2026
Last change+12vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CLSK $10.00 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. 5372680 2026-10-09: 395 OI2026-10-13: 415 OI2026-10-14: 415 OI2026-10-15: 422 OI2026-10-16: 423 OI2026-10-21: 525 OI2026-10-23: 537 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, 2026Viewing537+12
Oct 21, 2026525+102
Oct 16, 2026423+1
Oct 15, 2026422+7
Oct 14, 20264150
Oct 13, 2026415+20
Oct 09, 2026395No prior observation