Upstream Bio (UPB) Net Cash Flow (2023 - 2026)

Upstream Bio's quarterly Net Cash Flow came in at -$4.9 million in Q1 2026, up 98.09% year-on-year from -$2.5 million in Q1 2025, and down 116.5% quarter-over-quarter from $29.4 million in Q4 2025.

Upstream Bio has reported Net Cash Flow for 4 years, with the latest figure at -$4.9 million in Q1 2026.

  • For the quarter ending Q1 2026, Net Cash Flow rose 98.09% year-over-year to -$4.9 million; the trailing twelve-month figure through Mar 2026 stood at $25.4 million (down 36.46% YoY), and the FY2025 full-year result was -$224.3 million, down 174.71% from the prior year.
  • Net Cash Flow for Q1 2026 stood at -$4.9 million, down from $29.4 million in the prior quarter.
  • The five-year high for Net Cash Flow was $292.9 million in Q4 2024, with the low at -$254.6 million in Q1 2025.
  • Average Net Cash Flow over 4 years is $5.0 million, with a median of $411500.0 recorded in 2024.
  • Year-over-year, Net Cash Flow surged 1463.48% in 2024 and tumbled 4584.41% in 2025.
  • Tracing UPB's Net Cash Flow over 4 years: stood at -$21.5 million in 2023, then surged by 1463.48% to $292.9 million in 2024, then sank by 89.96% to $29.4 million in 2025, then plunged by 116.5% to -$4.9 million in 2026.
  • The last three Net Cash Flow figures came in at -$4.9 million (Q1 2026), $29.4 million (Q4 2025), and $26.7 million (Q3 2025), per Business Quant data.

Peer Comparison

# Company Market Cap Enterprise Value Gross Profit (Qtr) Net Cash Flow (Qtr)
1 Quantum Biopharma 1,216,509.61 Bn 1,216,509.61 Bn - 2.44 Mn
2 Alterity Therapeutics 764,224.41 Bn 764,224.38 Bn - -
3 Legend Biotech 2,716.00 Bn 2,715.71 Bn 242.10 Mn 625.70 Mn
4 Nanobiotix 2,248.83 Bn 2,248.77 Bn - -
5 Akari Therapeutics 1,951.18 Bn 1,951.17 Bn - -2.44 Mn
6 Vertex Pharmaceuticals 113.69 Bn 106.44 Bn 2.59 Bn 457.40 Mn
7 Evaxion A 64.16 Bn 64.14 Bn - -
8 Regeneron Pharmaceuticals 63.94 Bn 55.18 Bn 3.31 Bn -152.20 Mn
9 Alnylam Pharmaceuticals 40.13 Bn 37.12 Bn 959.66 Mn 60.68 Mn
10 Upstream Bio 454.22 Mn 454.22 Mn -3.94 Mn -4.85 Mn

Historic Data

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DateValue
Mar 31, 2026 -4.85 Mn
Mar 31, 2026 -4.85 Mn
Dec 31, 2025 29.41 Mn
Dec 31, 2025 29.41 Mn
Sep 30, 2025 26.71 Mn
Sep 30, 2025 26.71 Mn
Jun 30, 2025 -25.85 Mn
Jun 30, 2025 -25.85 Mn
Mar 31, 2025 -254.58 Mn
Mar 31, 2025 -254.58 Mn
Dec 31, 2024 292.94 Mn
Dec 31, 2024 292.94 Mn
Sep 30, 2024 -14.19 Mn
Sep 30, 2024 -14.19 Mn
Jun 30, 2024 15.83 Mn
Jun 30, 2024 15.83 Mn
Mar 31, 2024 5.68 Mn
Mar 31, 2024 5.68 Mn
Dec 31, 2023 -21.49 Mn
Dec 31, 2023 -21.49 Mn