SIONNA THERAPEUTICS, INC.
Cash Flow Statement
| Line Item | Jun 2026 | Mar 2026 | Dec 2025 | Sep 2025 | Jun 2025 | Mar 2025 | Dec 2024 | Sep 2024 |
|---|---|---|---|---|---|---|---|---|
| Operating Activities | ||||||||
| Net Income | $-29.9M | $-26.8M | $-20.4M | $-20.3M | $-18.1M | $-16.5M | $-15.8M | $-25.4M |
| Depreciation & Amortization | — | — | — | — | — | — | — | — |
| Depreciation | $200.0K | $154.0K | $288.0K | $100.0K | $100.0K | $159.0K | $102.0K | $200.0K |
| Amortization | — | — | — | — | — | — | — | — |
| Stock-Based Compensation | $6.8M | $6.6M | $3.8M | $3.3M | $2.8M | $2.1M | $1.1M | $1.0M |
| Net Cash from Operating Activities | $-22.2M | $-21.8M | $-16.6M | $-15.2M | $-18.2M | $-16.3M | $-11.8M | $-17.7M |
| Investing Activities | ||||||||
| Capital Expenditures | $0 | $0 | $204.0K | $87.0K | $0 | $86.0K | $27.0K | $0 |
| Business Acquisitions | — | — | — | — | — | — | — | — |
| Net Cash from Investing Activities | $21.5M | $24.8M | $22.6M | $23.1M | $-23.2M | $-141.2M | $15.2M | $10.4M |
| Financing Activities | ||||||||
| Dividends Paid | — | — | — | — | — | — | — | — |
| Stock Repurchases | — | — | — | — | — | — | — | — |
| Net Cash from Financing Activities | $749.0K | $1.9M | $1.7M | $2.0M | $-312.0K | $202.4M | $-1.4M | $-996.0K |
| Net Change in Cash | $-2.0K | $4.9M | $7.6M | $9.8M | $-41.7M | $44.9M | $2.0M | $-8.3M |
| Free Cash Flow | $-22.2M | $-21.8M | $-16.8M | $-15.3M | $-18.2M | $-16.4M | $-11.8M | $-17.7M |