APTO · Aptose Biosciences Inc. - Financials
Annual line items from SEC XBRL filings, sourced from EDGAR's Company Facts API with fallback to the quarterly Financial Statement Data Sets. See issuer overview for Form 4 activity and 10-K signals.
Income Statement
| Line item | Q1 '26 | Q4 '25 | Q3 '25 | Q2 '25 | Q1 '25 | Q4 '24 | Q3 '24 | Q2 '24 | Q1 '24 | Q4 '23 |
|---|---|---|---|---|---|---|---|---|---|---|
| Revenue | - | - | - | - | - | - | - | - | - | - |
| Cost of Revenue | - | - | - | - | - | - | - | - | - | - |
| Gross Profit | - | - | - | - | - | - | - | - | - | - |
| R&D | $3.62M | - | $2.21M | $3.30M | $2.36M | - | $4.70M | $4.41M | $6.45M | - |
| SG&A | $3.56M | - | $2.71M | $3.62M | $3.10M | - | $2.26M | $2.93M | $3.31M | - |
| Total Operating Expenses | $7.18M | - | $4.91M | $6.92M | $5.46M | - | $6.96M | $7.34M | $9.76M | - |
| D&A | $2.0K | - | - | - | $16.0K | - | $4.0K | $8.0K | $16.0K | - |
| Operating Income | - | - | - | - | - | - | - | - | - | - |
| Interest Expense | - | - | - | - | - | - | - | - | - | - |
| Income Tax | - | - | - | - | - | - | - | - | - | - |
| Net Income | ($7.63M) | - | ($5.12M) | ($7.04M) | ($5.54M) | - | ($6.95M) | ($7.25M) | ($9.64M) | - |
| EPS - Basic | ($2.99) | - | ($2.01) | ($2.76) | ($2.61) | - | ($0.37) | ($0.43) | ($0.73) | - |
| EPS - Diluted | ($2.99) | - | ($2.01) | ($2.76) | ($2.61) | - | ($0.37) | ($0.43) | ($0.73) | - |
Balance Sheet
| Line item | Q1 '26 | Q4 '25 | Q3 '25 | Q2 '25 | Q1 '25 | Q4 '24 | Q3 '24 | Q2 '24 | Q1 '24 | Q4 '23 |
|---|---|---|---|---|---|---|---|---|---|---|
| Cash & Equivalents | $1.02M | $935.0K | $613.0K | $553.0K | $4.74M | $6.15M | $7.96M | $8.33M | $7.35M | $9.25M |
| Accounts Receivable | - | - | - | - | - | - | - | - | - | - |
| Inventory | - | - | - | - | - | - | - | - | - | - |
| Accounts Payable | $3.81M | $2.91M | $1.46M | $2.88M | $2.39M | $1.26M | $1.83M | $7.11M | $2.42M | $3.49M |
| Current Assets | $6.16M | $6.45M | $3.78M | $3.27M | $6.97M | $9.53M | $10.23M | $10.16M | $11.82M | $11.89M |
| Total Assets | $10.72M | $10.01M | $6.34M | $5.59M | $7.47M | $10.13M | $10.93M | $10.95M | $12.80M | $12.99M |
| Current Liabilities | $11.24M | $9.31M | $7.08M | $9.00M | $6.32M | $4.46M | $9.76M | $12.71M | $12.14M | $15.27M |
| Long-term Debt | - | - | - | - | - | - | - | - | - | - |
| Total Liabilities | $45.40M | $37.18M | $25.79M | $19.96M | $14.86M | $14.67M | $20.06M | $13.13M | $12.66M | $15.89M |
| Stockholders' Equity | ($34.67M) | ($27.17M) | ($19.45M) | ($14.37M) | ($7.39M) | ($4.54M) | ($9.13M) | ($2.18M) | $137.0K | ($2.90M) |
| Retained Earnings | ($574.07M) | ($566.43M) | ($558.68M) | ($553.55M) | ($546.51M) | ($540.97M) | ($539.38M) | ($532.43M) | ($525.18M) | ($515.54M) |
Cash Flow
| Line item | Q1 '26 | Q4 '25 | Q3 '25 | Q2 '25 | Q1 '25 | Q4 '24 | Q3 '24 | Q2 '24 | Q1 '24 | Q4 '23 |
|---|---|---|---|---|---|---|---|---|---|---|
| Operating Cash Flow | ($5.84M) | - | - | - | ($2.79M) | - | ($10.38M) | ($5.78M) | ($11.76M) | - |
| Investing Cash Flow | $0 | - | - | - | $0 | - | $0 | $2.01M | ($1.99M) | - |
| Financing Cash Flow | $5.85M | - | - | - | $829.0K | - | $10.01M | $4.75M | $11.85M | - |
| CapEx | - | - | - | - | - | - | - | - | - | - |
| Free Cash Flow | - | - | - | - | - | - | - | - | - | - |
Ratios
| Metric | Q1 '26 | Q4 '25 | Q3 '25 | Q2 '25 | Q1 '25 | Q4 '24 | Q3 '24 | Q2 '24 | Q1 '24 | Q4 '23 |
|---|---|---|---|---|---|---|---|---|---|---|
| Profitability | ||||||||||
| Gross margin | - | - | - | - | - | - | - | - | - | - |
| Operating margin | - | - | - | - | - | - | - | - | - | - |
| EBITDA margin | - | - | - | - | - | - | - | - | - | - |
| Net margin | - | - | - | - | - | - | - | - | - | - |
| Free cash flow margin | - | - | - | - | - | - | - | - | - | - |
| FCF / Net income | - | - | - | - | - | - | - | - | - | - |
| R&D / Revenue | - | - | - | - | - | - | - | - | - | - |
| SG&A / Revenue | - | - | - | - | - | - | - | - | - | - |
| Effective tax rate | - | - | - | - | - | - | - | - | - | - |
| Return on assets | -71.2% | - | -80.8% | -126.0% | -74.2% | - | -63.6% | -66.2% | -75.3% | - |
| Return on equity | 22.0% | - | 26.3% | 49.0% | 75.0% | - | 76.1% | 333.3% | -7036.5% | - |
| Return on invested capital | - | - | - | - | - | - | - | - | - | - |
| Liquidity | ||||||||||
| Current ratio | 0.55 | 0.69 | 0.53 | 0.36 | 1.10 | 2.14 | 1.05 | 0.80 | 0.97 | 0.78 |
| Quick ratio | 0.55 | 0.69 | 0.53 | 0.36 | 1.10 | 2.14 | 1.05 | 0.80 | 0.97 | 0.78 |
| Cash ratio | 0.09 | 0.10 | 0.09 | 0.06 | 0.75 | 1.38 | 0.82 | 0.66 | 0.61 | 0.61 |
| Leverage | ||||||||||
| Debt / Equity | - | - | - | - | - | - | - | - | - | - |
| Debt / Assets | - | - | - | - | - | - | - | - | - | - |
| Debt / EBITDA | - | - | - | - | - | - | - | - | - | - |
| Interest coverage | - | - | - | - | - | - | - | - | - | - |
| Equity multiplier | -0.31 | -0.37 | -0.33 | -0.39 | -1.01 | -2.23 | -1.20 | -5.03 | 93.40 | -4.48 |
| Liabilities / Assets | 4.23 | 3.71 | 4.07 | 3.57 | 1.99 | 1.45 | 1.84 | 1.20 | 0.99 | 1.22 |
| Efficiency | ||||||||||
| Asset turnover | - | - | - | - | - | - | - | - | - | - |
| Inventory turnover | - | - | - | - | - | - | - | - | - | - |
| Days sales outstanding | - | - | - | - | - | - | - | - | - | - |
| Days inventory outstanding | - | - | - | - | - | - | - | - | - | - |
| Days payable outstanding | - | - | - | - | - | - | - | - | - | - |
| Cash conversion cycle | - | - | - | - | - | - | - | - | - | - |
| Valuation | ||||||||||
| P / E | - | - | - | - | - | - | - | - | - | - |
| P / B | - | - | - | - | - | - | - | - | - | - |
| P / S | - | - | - | - | - | - | - | - | - | - |
| EV / EBITDA | - | - | - | - | - | - | - | - | - | - |
| Growth | ||||||||||
| Revenue growth (YoY) | - | - | - | - | - | - | - | - | - | - |
| Revenue CAGR (3y) | - | - | - | - | - | - | - | - | - | - |
| Revenue CAGR (5y) | - | - | - | - | - | - | - | - | - | - |
| Gross profit growth (YoY) | - | - | - | - | - | - | - | - | - | - |
| Operating income growth (YoY) | - | - | - | - | - | - | - | - | - | - |
| Net income growth (YoY) | -37.7% | - | 26.3% | 2.9% | 42.5% | - | 39.3% | 48.7% | 29.5% | - |
| EPS growth (YoY) | -14.6% | - | -443.2% | -541.9% | -257.5% | - | 79.0% | 81.1% | -386.7% | - |
| EPS CAGR (3y) | - | - | - | - | - | - | - | - | - | - |
| EPS CAGR (5y) | - | - | - | - | - | - | - | - | - | - |
| FCF growth (YoY) | - | - | - | - | - | - | - | - | - | - |
| FCF CAGR (5y) | - | - | - | - | - | - | - | - | - | - |
| Book value growth (YoY) | -369.0% | -498.0% | -112.9% | -560.4% | - | -56.6% | - | - | -99.5% | - |
Peer comparison
Same SIC group: Biological Products, (No Diagnostic Substances)
Comparing Aptose Biosciences Inc. against the 5 most active filers in the same SIC group.