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Contract OI history

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Dec 18, 2026 EXPIRATION

CLF $20.00 Call

CLF261218C00020000

Latest saved OI7,574Oct 23, 2026
Last change+1vs 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. 7,5743,7870 2026-10-02: 7,450 OI2026-10-05: 7,450 OI2026-10-06: 7,473 OI2026-10-07: 7,473 OI2026-10-08: 7,473 OI2026-10-09: 7,510 OI2026-10-13: 7,497 OI2026-10-14: 7,497 OI2026-10-15: 7,510 OI2026-10-16: 7,486 OI2026-10-21: 7,573 OI2026-10-23: 7,574 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, 2026Viewing7,574+1
Oct 21, 20267,573+87
Oct 16, 20267,486-24
Oct 15, 20267,510+13
Oct 14, 20267,4970
Oct 13, 20267,497-13
Oct 09, 20267,510+37
Oct 08, 20267,4730
Oct 07, 20267,4730
Oct 06, 20267,473+23
Oct 05, 20267,4500
Oct 02, 20267,450No prior observation