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Contract OI history

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Dec 18, 2026 EXPIRATION

CLF $9.00 Put

CLF261218P00009000

Latest saved OI1,779Oct 23, 2026
Last change+2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CLF $9.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,9479730 2026-10-02: 1,453 OI2026-10-05: 1,456 OI2026-10-06: 1,458 OI2026-10-07: 1,458 OI2026-10-08: 1,458 OI2026-10-09: 1,474 OI2026-10-13: 1,788 OI2026-10-14: 1,788 OI2026-10-15: 1,878 OI2026-10-16: 1,947 OI2026-10-21: 1,777 OI2026-10-23: 1,779 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, 2026Viewing1,779+2
Oct 21, 20261,777-170
Oct 16, 20261,947+69
Oct 15, 20261,878+90
Oct 14, 20261,7880
Oct 13, 20261,788+314
Oct 09, 20261,474+16
Oct 08, 20261,4580
Oct 07, 20261,4580
Oct 06, 20261,458+2
Oct 05, 20261,456+3
Oct 02, 20261,453No prior observation