OITracker Cboe delayed data

Contract OI history

Back to CLSK

Mar 19, 2027 EXPIRATION

CLSK $25.00 Call

CLSK270319C00025000

Latest saved OI1,669Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CLSK $25.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,6698340 2026-10-09: 1,343 OI2026-10-13: 1,542 OI2026-10-14: 1,542 OI2026-10-15: 1,577 OI2026-10-16: 1,669 OI2026-10-21: 1,669 OI2026-10-23: 1,669 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, 2026Viewing1,6690
Oct 21, 20261,6690
Oct 16, 20261,669+92
Oct 15, 20261,577+35
Oct 14, 20261,5420
Oct 13, 20261,542+199
Oct 09, 20261,343No prior observation