OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

CLSK $12.00 Put

CLSK270115P00012000

Latest saved OI8,528Oct 23, 2026
Last change-54vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CLSK $12.00 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. 8,6614,3300 2026-10-09: 8,661 OI2026-10-13: 8,573 OI2026-10-14: 8,573 OI2026-10-15: 8,586 OI2026-10-16: 8,581 OI2026-10-21: 8,582 OI2026-10-23: 8,528 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, 2026Viewing8,528-54
Oct 21, 20268,582+1
Oct 16, 20268,581-5
Oct 15, 20268,586+13
Oct 14, 20268,5730
Oct 13, 20268,573-88
Oct 09, 20268,661No prior observation