Retained Earnings (Accumulated Deficit) in USD of Upstream Bio, Inc. from Q4 2023 to Q3 2025

Taxonomy & unit
us-gaap: USD
Description
The cumulative amount of the reporting entity's undistributed earnings or deficit.
Summary
Upstream Bio, Inc. quarterly Retained Earnings (Accumulated Deficit) history and change rate from Q4 2023 to Q3 2025.
  • Upstream Bio, Inc. Retained Earnings (Accumulated Deficit) for the quarter ending 30 Sep 2025 was -$292M, a 72.1% decline year-over-year.
Retained Earnings (Accumulated Deficit), Quarterly (USD)
Retained Earnings (Accumulated Deficit), YoY Quarterly Change (%)

Upstream Bio, Inc. Quarterly Retained Earnings (Accumulated Deficit) (USD)

Period Value YoY Chg Change % Date Report Filed
Q3 2025 -$292M -$122M -72.1% 30 Sep 2025 10-Q 05 Nov 2025
Q2 2025 -$258M 30 Jun 2025 10-Q 06 Aug 2025
Q1 2025 -$218M 31 Mar 2025 10-Q 06 May 2025
Q4 2024 -$191M -$62.8M -49.1% 31 Dec 2024 10-Q 05 Nov 2025
Q3 2024 -$170M 30 Sep 2024 10-Q 07 Nov 2024
Q4 2023 -$128M 31 Dec 2023 10-K 12 Mar 2025
* An asterisk sign (*) next to the value indicates that the value is likely invalid.