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Contract OI history

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Jun 17, 2027 EXPIRATION

CLF $27.00 Call

CLF270617C00027000

Latest saved OI810Oct 23, 2026
Last change-5vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CLF $27.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 8664330 2026-10-02: 866 OI2026-10-05: 866 OI2026-10-06: 866 OI2026-10-07: 806 OI2026-10-08: 806 OI2026-10-09: 807 OI2026-10-13: 808 OI2026-10-14: 808 OI2026-10-15: 808 OI2026-10-16: 808 OI2026-10-21: 815 OI2026-10-23: 810 OI Oct 02, 2026Oct 23, 2026

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

CLF contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing810-5
Oct 21, 2026815+7
Oct 16, 20268080
Oct 15, 20268080
Oct 14, 20268080
Oct 13, 2026808+1
Oct 09, 2026807+1
Oct 08, 20268060
Oct 07, 2026806-60
Oct 06, 20268660
Oct 05, 20268660
Oct 02, 2026866No prior observation