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Contract OI history

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Dec 18, 2026 EXPIRATION

UAL $20.00 Put

UAL261218P00020000

Latest saved OI12,803Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
UAL $20.00 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. 12,8076,4030 2026-10-09: 12,807 OI2026-10-14: 12,807 OI2026-10-15: 12,807 OI2026-10-16: 12,807 OI2026-10-21: 12,803 OI2026-10-23: 12,803 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, 202612,8030
Oct 21, 2026Viewing12,803-4
Oct 16, 202612,8070
Oct 15, 202612,8070
Oct 14, 202612,8070
Oct 09, 202612,807No prior observation