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Contract OI history

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Oct 23, 2026 EXPIRATION

U $39.50 Call

U261023C00039500

Latest saved OI549Oct 23, 2026
Last change+523vs previous saved observation
Saved market days10Oct 05, 2026 onwards
Daily open interest Hover a point for its date and OI
U $39.50 call open interest history 10 saved observations from 2026-10-05 to 2026-10-23. Exact values and changes are listed in the table below. 5492740 2026-10-05: 0 OI2026-10-06: 0 OI2026-10-07: 0 OI2026-10-08: 0 OI2026-10-09: 0 OI2026-10-14: 0 OI2026-10-15: 0 OI2026-10-16: 11 OI2026-10-21: 26 OI2026-10-23: 549 OI Oct 05, 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, 2026549+523
Oct 21, 2026Viewing26+15
Oct 16, 202611+11
Oct 15, 202600
Oct 14, 202600
Oct 09, 202600
Oct 08, 202600
Oct 07, 202600
Oct 06, 202600
Oct 05, 20260No prior observation