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Contract OI history

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Mar 19, 2027 EXPIRATION

CLF $10.00 Put

CLF270319P00010000

Latest saved OI2,188Oct 23, 2026
Last change+4vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CLF $10.00 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. 2,1881,0940 2026-10-02: 1,478 OI2026-10-05: 1,477 OI2026-10-06: 1,477 OI2026-10-07: 1,597 OI2026-10-08: 1,597 OI2026-10-09: 2,123 OI2026-10-13: 2,123 OI2026-10-14: 2,123 OI2026-10-15: 2,124 OI2026-10-16: 2,124 OI2026-10-21: 2,184 OI2026-10-23: 2,188 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, 2026Viewing2,188+4
Oct 21, 20262,184+60
Oct 16, 20262,1240
Oct 15, 20262,124+1
Oct 14, 20262,1230
Oct 13, 20262,1230
Oct 09, 20262,123+526
Oct 08, 20261,5970
Oct 07, 20261,597+120
Oct 06, 20261,4770
Oct 05, 20261,477-1
Oct 02, 20261,478No prior observation