OITracker Cboe delayed data

Contract OI history

Back to UAL

Jan 21, 2028 EXPIRATION

UAL $110.00 Put

UAL280121P00110000

Latest saved OI372Oct 23, 2026
Last change+2vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
UAL $110.00 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3721860 2026-10-09: 360 OI2026-10-14: 361 OI2026-10-15: 371 OI2026-10-16: 370 OI2026-10-21: 370 OI2026-10-23: 372 OI Oct 09, 2026Oct 23, 2026

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

UAL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026372+2
Oct 21, 2026Viewing3700
Oct 16, 2026370-1
Oct 15, 2026371+10
Oct 14, 2026361+1
Oct 09, 2026360No prior observation