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Contract OI history

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Jan 21, 2028 EXPIRATION

CCOI $2.50 Put

CCOI280121P00002500

Latest saved OI2,576Oct 23, 2026
Last change+20vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
CCOI $2.50 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 2,5761,2880 2026-10-08: 205 OI2026-10-09: 831 OI2026-10-13: 831 OI2026-10-15: 2,556 OI2026-10-16: 2,556 OI2026-10-20: 2,556 OI2026-10-23: 2,576 OI Oct 08, 2026Oct 23, 2026

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

CCOI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2,576+20
Oct 20, 20262,5560
Oct 16, 20262,5560
Oct 15, 20262,556+1,725
Oct 13, 20268310
Oct 09, 2026831+626
Oct 08, 2026205No prior observation