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Contract OI history

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Oct 23, 2026 EXPIRATION

COF $212.50 Call

COF261023C00212500

Latest saved OI762Oct 23, 2026
Last change+326vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
COF $212.50 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. 7623810 2026-10-02: 0 OI2026-10-05: 0 OI2026-10-06: 10 OI2026-10-07: 10 OI2026-10-08: 10 OI2026-10-09: 20 OI2026-10-13: 29 OI2026-10-14: 29 OI2026-10-15: 30 OI2026-10-16: 36 OI2026-10-21: 436 OI2026-10-23: 762 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

COF contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing762+326
Oct 21, 2026436+400
Oct 16, 202636+6
Oct 15, 202630+1
Oct 14, 2026290
Oct 13, 202629+9
Oct 09, 202620+10
Oct 08, 2026100
Oct 07, 2026100
Oct 06, 202610+10
Oct 05, 202600
Oct 02, 20260No prior observation