Sionna Therapeutics (SION) Free Cash Flow (2024 - 2026)
Quarterly results put Free Cash Flow at -$21.8 million for Q1 2026, down 33.38% from a year ago — trailing twelve months through Mar 2026 was -$72.1 million (down 28.79% YoY), and the annual figure for FY2025 was -$66.7 million, down 26.24%.
Sionna Therapeutics has reported Free Cash Flow over the past 3 years, most recently at -$21.8 million for Q1 2026.
- Free Cash Flow reached -$21.8 million in Q1 2026 per SION's latest filing, down from -$16.8 million in the prior quarter.
- Across five years, Free Cash Flow topped out at -$10.1 million in Q2 2024 and bottomed at -$21.8 million in Q1 2026.
- Median Free Cash Flow over the past 3 years was -$16.4 million (2025), compared with a mean of -$15.7 million.
- Peak annual rise in Free Cash Flow hit 13.39% in 2025, while the deepest fall reached 78.94% in 2025.
- Over 3 years, Free Cash Flow stood at -$11.8 million in 2024, then plummeted by 42.53% to -$16.8 million in 2025, then fell by 29.77% to -$21.8 million in 2026.
- Business Quant data shows Free Cash Flow for SION at -$21.8 million in Q1 2026, -$16.8 million in Q4 2025, and -$15.3 million in Q3 2025.
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Free Cash Flow (Qtr) |
|---|---|---|---|---|---|
| 1 | Quantum Biopharma | 1,384,976.65 Bn | 1,384,976.64 Bn | - | -1.67 Mn |
| 2 | Alterity Therapeutics | 777,208.84 Bn | 777,208.81 Bn | - | - |
| 3 | Legend Biotech | 2,801.00 Bn | 2,800.10 Bn | 242.10 Mn | -12.20 Mn |
| 4 | Nanobiotix | 2,226.01 Bn | 2,225.95 Bn | - | - |
| 5 | Akari Therapeutics | 605.66 Bn | 605.66 Bn | - | -2.49 Mn |
| 6 | Vertex Pharmaceuticals | 110.17 Bn | 102.92 Bn | 2.59 Bn | 1.29 Bn |
| 7 | Regeneron Pharmaceuticals | 66.86 Bn | 58.11 Bn | 3.31 Bn | 848.30 Mn |
| 8 | Evaxion A | 65.12 Bn | 65.10 Bn | - | - |
| 9 | Alnylam Pharmaceuticals | 39.94 Bn | 36.94 Bn | 959.66 Mn | 48.67 Mn |
| 10 | Sionna Therapeutics | 1.87 Bn | 1.87 Bn | - | -21.84 Mn |
Historic Data
Download Data| Date | Value |
|---|---|
| Mar 31, 2026 | -21.84 Mn |
| Mar 31, 2026 | -21.84 Mn |
| Dec 31, 2025 | -16.83 Mn |
| Dec 31, 2025 | -16.83 Mn |
| Sep 30, 2025 | -15.32 Mn |
| Sep 30, 2025 | -15.32 Mn |
| Jun 30, 2025 | -18.15 Mn |
| Jun 30, 2025 | -18.15 Mn |
| Mar 31, 2025 | -16.37 Mn |
| Mar 31, 2025 | -16.37 Mn |
| Dec 31, 2024 | -11.81 Mn |
| Dec 31, 2024 | -11.81 Mn |
| Sep 30, 2024 | -17.69 Mn |
| Sep 30, 2024 | -17.69 Mn |
| Jun 30, 2024 | -10.15 Mn |
| Jun 30, 2024 | -10.15 Mn |
| Mar 31, 2024 | -13.18 Mn |
| Mar 31, 2024 | -13.18 Mn |