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Contract OI history

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Dec 18, 2026 EXPIRATION

CLBT $12.50 Put

CLBT261218P00012500

Latest saved OI2,295Oct 23, 2026
Last change-8vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CLBT $12.50 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2,3321,1660 2026-10-09: 2,297 OI2026-10-13: 2,317 OI2026-10-14: 2,317 OI2026-10-16: 2,332 OI2026-10-21: 2,303 OI2026-10-23: 2,295 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

CLBT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2,295-8
Oct 21, 20262,303-29
Oct 16, 20262,332+15
Oct 14, 20262,3170
Oct 13, 20262,317+20
Oct 09, 20262,297No prior observation