Upstream Bio Inc (UPB) Quarterly and Annual Segment Results by Country and Region - CSIMarket
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Upstream Bio Inc   (NASDAQ: UPB)

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Description of Upstream Bio Inc's Business Segments
The Company operates as a single segment focused on developing treatments for inflammatory diseases, primarily targeting severe respiratory disorders. All revenue is derived from transactions with Maruho in Japan, while all assets are located in the United States. The Chief Executive Officer serves as the chief operating decision maker and manages the business on a consolidated basis without separate financial information for multiple segments.

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(Mar 31 2026) three months ended Q1
Business Segments Revenues
(in millions $)		 Income
(in millions $)		 %
(Profit Margin)
Total 1.03 -40.59 -

(Mar 31 2026) three months ended Q1
Revenue Growth rates by Segment Y/Y Revenue
%		 Q/Q Revenue
%
Total 82.69 % 54.79 %

(Mar 31 2026) three months ended Q1
Income Growth rates by Segment Y/Y Income
%		 Q/Q Income
%
Total - -


Annual Report on Upstream Bio Inc Divisions, Sales by Country

 


Twelve months ended 2025
UPB s Annual Revenue by Geography and Business Segments Sales
(in millions $)		 %
(of total Sales)
Total 2.85 100 %


Twelve months ended 2025
UPB s Annual Income by Country and Business Segments Income
(in millions $)		 %
(Profit Margin)
Total -143.44 -

Twelve months ended 2025
Annual Revenue and Income Growth by Country and Business Segments % Y/Y Sales Growth % Y/Y Income Growth
Total 20.42 % -



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