OITracker Cboe delayed data

Contract OI history

Back to CLSK

Nov 20, 2026 EXPIRATION

CLSK $12.00 Put

CLSK261120P00012000

Latest saved OI2,229Oct 23, 2026
Last change-9vs 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. 2,3401,1700 2026-10-09: 2,210 OI2026-10-13: 2,214 OI2026-10-14: 2,214 OI2026-10-15: 2,266 OI2026-10-16: 2,340 OI2026-10-21: 2,238 OI2026-10-23: 2,229 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, 2026Viewing2,229-9
Oct 21, 20262,238-102
Oct 16, 20262,340+74
Oct 15, 20262,266+52
Oct 14, 20262,2140
Oct 13, 20262,214+4
Oct 09, 20262,210No prior observation