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Contract OI history

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Mar 19, 2027 EXPIRATION

CLF $11.00 Put

CLF270319P00011000

Latest saved OI613Oct 23, 2026
Last change+143vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CLF $11.00 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. 6133060 2026-10-02: 397 OI2026-10-05: 396 OI2026-10-06: 396 OI2026-10-07: 396 OI2026-10-08: 396 OI2026-10-09: 440 OI2026-10-13: 440 OI2026-10-14: 440 OI2026-10-15: 441 OI2026-10-16: 440 OI2026-10-21: 470 OI2026-10-23: 613 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, 2026Viewing613+143
Oct 21, 2026470+30
Oct 16, 2026440-1
Oct 15, 2026441+1
Oct 14, 20264400
Oct 13, 20264400
Oct 09, 2026440+44
Oct 08, 20263960
Oct 07, 20263960
Oct 06, 20263960
Oct 05, 2026396-1
Oct 02, 2026397No prior observation