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Contract OI history

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Jan 15, 2027 EXPIRATION

CORT $140.00 Call

CORT270115C00140000

Latest saved OI4,440Oct 23, 2026
Last change+1vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
CORT $140.00 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 4,4402,2200 2026-10-08: 4,439 OI2026-10-09: 4,439 OI2026-10-13: 4,439 OI2026-10-14: 4,439 OI2026-10-16: 4,439 OI2026-10-20: 4,439 OI2026-10-23: 4,440 OI Oct 08, 2026Oct 23, 2026

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

CORT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4,440+1
Oct 20, 20264,4390
Oct 16, 20264,4390
Oct 14, 20264,4390
Oct 13, 20264,4390
Oct 09, 20264,4390
Oct 08, 20264,439No prior observation