OITracker Cboe delayed data

Contract OI history

Back to CLF

Mar 19, 2027 EXPIRATION

CLF $20.00 Call

CLF270319C00020000

Latest saved OI836Oct 23, 2026
Last change+85vs 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. 8364180 2026-10-02: 674 OI2026-10-05: 594 OI2026-10-06: 605 OI2026-10-07: 604 OI2026-10-08: 604 OI2026-10-09: 598 OI2026-10-13: 667 OI2026-10-14: 667 OI2026-10-15: 690 OI2026-10-16: 717 OI2026-10-21: 751 OI2026-10-23: 836 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, 2026Viewing836+85
Oct 21, 2026751+34
Oct 16, 2026717+27
Oct 15, 2026690+23
Oct 14, 20266670
Oct 13, 2026667+69
Oct 09, 2026598-6
Oct 08, 20266040
Oct 07, 2026604-1
Oct 06, 2026605+11
Oct 05, 2026594-80
Oct 02, 2026674No prior observation