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Contract OI history

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Oct 30, 2026 EXPIRATION

CLF $15.50 Call

CLF261030C00015500

Latest saved OI1,074Oct 23, 2026
Last change+109vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CLF $15.50 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. 1,0745370 2026-10-02: 34 OI2026-10-05: 34 OI2026-10-06: 80 OI2026-10-07: 80 OI2026-10-08: 80 OI2026-10-09: 100 OI2026-10-13: 150 OI2026-10-14: 150 OI2026-10-15: 183 OI2026-10-16: 185 OI2026-10-21: 965 OI2026-10-23: 1,074 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, 2026Viewing1,074+109
Oct 21, 2026965+780
Oct 16, 2026185+2
Oct 15, 2026183+33
Oct 14, 20261500
Oct 13, 2026150+50
Oct 09, 2026100+20
Oct 08, 2026800
Oct 07, 2026800
Oct 06, 202680+46
Oct 05, 2026340
Oct 02, 202634No prior observation