OITracker Cboe delayed data

Contract OI history

Back to U

Dec 17, 2027 EXPIRATION

U $55.00 Call

U271217C00055000

Latest saved OI3,254Oct 23, 2026
Last change+3vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
U $55.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3,2541,6270 2026-10-02: 3,169 OI2026-10-05: 3,169 OI2026-10-06: 3,183 OI2026-10-07: 3,183 OI2026-10-08: 3,183 OI2026-10-09: 3,185 OI2026-10-14: 3,191 OI2026-10-15: 3,201 OI2026-10-16: 3,251 OI2026-10-21: 3,251 OI2026-10-23: 3,254 OI Oct 02, 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, 20263,254+3
Oct 21, 2026Viewing3,2510
Oct 16, 20263,251+50
Oct 15, 20263,201+10
Oct 14, 20263,191+6
Oct 09, 20263,185+2
Oct 08, 20263,1830
Oct 07, 20263,1830
Oct 06, 20263,183+14
Oct 05, 20263,1690
Oct 02, 20263,169No prior observation