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Contract OI history

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Nov 20, 2026 EXPIRATION

UTHR $500.00 Put

UTHR261120P00500000

Latest saved OI299Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
UTHR $500.00 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. 3021510 2026-10-09: 207 OI2026-10-14: 208 OI2026-10-15: 302 OI2026-10-16: 302 OI2026-10-21: 299 OI2026-10-23: 299 OI Oct 09, 2026Oct 23, 2026

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

UTHR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2990
Oct 21, 2026299-3
Oct 16, 20263020
Oct 15, 2026302+94
Oct 14, 2026208+1
Oct 09, 2026207No prior observation