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Contract OI history

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Jan 19, 2029 EXPIRATION

UAL $55.00 Put

UAL290119P00055000

Latest saved OI41Oct 21, 2026
Last change+23vs previous saved observation
Saved market days5Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
UAL $55.00 put open interest history 5 saved observations from 2026-10-09 to 2026-10-21. Exact values and changes are listed in the table below. 41200 2026-10-09: 10 OI2026-10-14: 16 OI2026-10-15: 17 OI2026-10-16: 18 OI2026-10-21: 41 OI Oct 09, 2026Oct 21, 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 21, 2026Viewing41+23
Oct 16, 202618+1
Oct 15, 202617+1
Oct 14, 202616+6
Oct 09, 202610No prior observation