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Contract OI history

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Oct 23, 2026 EXPIRATION

CLSK $9.50 Put

CLSK261023P00009500

Latest saved OI23Oct 23, 2026
Last change-400vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CLSK $9.50 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. 4922460 2026-10-09: 319 OI2026-10-13: 426 OI2026-10-14: 426 OI2026-10-15: 478 OI2026-10-16: 492 OI2026-10-21: 423 OI2026-10-23: 23 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, 2026Viewing23-400
Oct 21, 2026423-69
Oct 16, 2026492+14
Oct 15, 2026478+52
Oct 14, 20264260
Oct 13, 2026426+107
Oct 09, 2026319No prior observation