OITracker Cboe delayed data

Contract OI history

Back to U

Nov 20, 2026 EXPIRATION

U $31.00 Put

U261120P00031000

Latest saved OI758Oct 23, 2026
Last change+564vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
U $31.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 7583790 2026-10-02: 238 OI2026-10-05: 238 OI2026-10-06: 211 OI2026-10-07: 211 OI2026-10-08: 211 OI2026-10-09: 187 OI2026-10-14: 190 OI2026-10-15: 190 OI2026-10-16: 190 OI2026-10-21: 194 OI2026-10-23: 758 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, 2026Viewing758+564
Oct 21, 2026194+4
Oct 16, 20261900
Oct 15, 20261900
Oct 14, 2026190+3
Oct 09, 2026187-24
Oct 08, 20262110
Oct 07, 20262110
Oct 06, 2026211-27
Oct 05, 20262380
Oct 02, 2026238No prior observation