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Contract OI history

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Mar 19, 2027 EXPIRATION

CLSK $8.00 Put

CLSK270319P00008000

Latest saved OI652Oct 23, 2026
Last change+95vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CLSK $8.00 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. 6523260 2026-10-09: 417 OI2026-10-13: 441 OI2026-10-14: 441 OI2026-10-15: 481 OI2026-10-16: 511 OI2026-10-21: 557 OI2026-10-23: 652 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, 2026Viewing652+95
Oct 21, 2026557+46
Oct 16, 2026511+30
Oct 15, 2026481+40
Oct 14, 20264410
Oct 13, 2026441+24
Oct 09, 2026417No prior observation