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Contract OI history

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Nov 27, 2026 EXPIRATION

U $40.00 Call

U261127C00040000

Latest saved OI19Oct 23, 2026
Last change+10vs previous saved observation
Saved market days8Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
U $40.00 call open interest history 8 saved observations from 2026-10-07 to 2026-10-23. Exact values and changes are listed in the table below. 1990 2026-10-07: 0 OI2026-10-08: 0 OI2026-10-09: 0 OI2026-10-14: 2 OI2026-10-15: 2 OI2026-10-16: 5 OI2026-10-21: 9 OI2026-10-23: 19 OI Oct 07, 2026Oct 23, 2026

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

U contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing19+10
Oct 21, 20269+4
Oct 16, 20265+3
Oct 15, 202620
Oct 14, 20262+2
Oct 09, 202600
Oct 08, 202600
Oct 07, 20260No prior observation