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Contract OI history

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Jun 17, 2027 EXPIRATION

CLF $20.00 Call

CLF270617C00020000

Latest saved OI1,094Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CLF $20.00 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. 1,0945470 2026-10-02: 870 OI2026-10-05: 870 OI2026-10-06: 884 OI2026-10-07: 884 OI2026-10-08: 884 OI2026-10-09: 888 OI2026-10-13: 888 OI2026-10-14: 888 OI2026-10-15: 902 OI2026-10-16: 903 OI2026-10-21: 1,094 OI2026-10-23: 1,094 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, 2026Viewing1,0940
Oct 21, 20261,094+191
Oct 16, 2026903+1
Oct 15, 2026902+14
Oct 14, 20268880
Oct 13, 20268880
Oct 09, 2026888+4
Oct 08, 20268840
Oct 07, 20268840
Oct 06, 2026884+14
Oct 05, 20268700
Oct 02, 2026870No prior observation