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Contract OI history

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Jan 15, 2027 EXPIRATION

COGT $40.00 Call

COGT270115C00040000

Latest saved OI957Oct 23, 2026
Last change+100vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
COGT $40.00 call open interest history 6 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 9574780 2026-10-08: 859 OI2026-10-13: 855 OI2026-10-14: 856 OI2026-10-16: 857 OI2026-10-20: 857 OI2026-10-23: 957 OI Oct 08, 2026Oct 23, 2026

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

COGT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing957+100
Oct 20, 20268570
Oct 16, 2026857+1
Oct 14, 2026856+1
Oct 13, 2026855-4
Oct 08, 2026859No prior observation