Free cash flow generation has reached an inflection point with a 31.3% margin in 2025Q4, although substantial working capital pressure remains a key drag on cash conversion.
| Metric | Dec'25 | Dec'24 | Dec'23 | Dec'22 | Dec'21 | Dec'20 | Dec'19 | Dec'18 | Dec'17 | Dec'16 | Dec'15 | Dec'14 | Dec'13 | Dec'12 | Dec'11 |
|---|
| Cash from Operations | 850.49M | -82.75M | -420.33M | -862.81M | -606.81M | -398.46M | 151.63M | -61.59M | -43.84M | 11.15M | -15.19M | -6.37M | -9.12M | -11.09M | -3.98M |
| Operating CF Margin % | 20.48% | -3.78% | -34.28% | -210.06% | -122.03% | -966.13% | 193.25% | -250.63% | -100.36% | 72.04% | -202.78% | -139.39% | -246.74% | -507.88% | -273.25% |
| Operating CF Growth % | 1127.81% | 80.31% | 51.28% | -42.19% | -52.29% | -362.79% | 346.2% | -40.47% | -493.33% | 173.36% | -138.67% | 30.21% | 17.72% | -178.29% | - |
| Net Income | 1.3B | 833.04M | -425.05M | -720.34M | -348.75M | -477.62M | -198.89M | -93.63M | -27.51M | -22.52M | -17.06M | -13.06M | -8.6M | -13.29M | -4.72M |
| Depreciation & Amortization | 0 | 17.53M | 111.31M | 104.34M | 4.96M | 3.92M | 2.42M | 563.94K | 521.87K | 351.27K | 214.29K | 160.51K | 167.09K | 261.86K | 287.73K |
| Stock-Based Compensation | 0 | 235.18M | 232.97M | 157.03M | 179.37M | 96.93M | 44.24M | 21.94M | 5.12M | 3M | 2.48M | 1.16M | 338.31K | 1.01M | 257.92K |
| Deferred Taxes | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Other Non-Cash Items | -21.61M | -843.89M | -30.67M | -27.91M | -101.44M | 6.68M | -6.17M | -666.94K | 42.13K | 732 | -287 | -3.51K | -5.4K | -3.51K | -883 |
| Working Capital Changes | -423.94M | -324.6M | -308.89M | -375.93M | -340.95M | -28.38M | 310.03M | 10.2M | -22.02M | 30.32M | -829K | 5.38M | -1.02M | 937.66K | 189.23K |
| Change in Receivables | -804.81M | -422.36M | -185.69M | -222.26M | -31.63M | 21.96M | -25.71M | -50.33K | -146K | -646K | -712K | -859K | -1.34M | 219.54K | 336.98K |
| Change in Inventory | -99.26M | -95.83M | -83.03M | -119.28M | -83.88M | -23.85M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Change in Payables | 614.22M | 245.9M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Cash from Investing | 823.88M | -717.59M | 308.21M | -461.18M | -347.07M | 344.69M | -833.27M | -123.02M | -194.41M | -848K | 18.38M | -28.38M | 926.57K | 346.5K | -104K |
| Capital Expenditures | -112.03M | -1.8M | -812K | -837K | -3.62M | -1.07M | -1.8M | -712K | -414K | -883K | -300K | -212K | -89.76K | -115K | -307K |
| CapEx % of Revenue | 2.7% | 0.08% | 0.07% | 0.2% | 0.73% | 2.59% | 2.29% | 2.9% | 0.95% | 5.71% | 4% | 4.64% | 2.43% | 5.27% | 21.06% |
| Acquisitions | 0 | -7M | -13M | -2M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Investments | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Other Investing | 0 | 45.15M | 49.75M | -89.84M | -115.21M | 345.76M | -831.47M | -122.31M | -194M | 35K | 18.68M | -28.17M | 1.02M | 461.5K | 203K |
| Cash from Financing | 233.73M | 279.76M | 1.34B | 843.76M | 1.12B | 833M | 733.73M | 279.88M | 366.35M | 46.93M | 260.2K | 45.89M | 18.38M | 0 | 24.55M |
| Debt Issued (Net) | 0 | -7.64M | -3.8M | -4.17M | -3.85M | -2.55M | -1.51M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Equity Issued (Net) | 279.24M | 308.72M | 1.2B | 760.95M | 1.09B | 813.19M | 755.64M | 292.52M | 393.14M | 48.35M | 260.2K | 50.7M | 18.38M | 0 | 24.88M |
| Dividends Paid | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Share Repurchases | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Other Financing | -45.51M | -21.32M | 143.8M | 86.97M | 32.12M | 22.37M | -20.4M | -12.64M | -26.8M | -1.43M | 0 | -4.8M | 0 | 0 | -322K |
| Net Change in Cash | 1.99B | -548.91M | 1.25B | -533.94M | 117.87M | 844.64M | 50.37M | 103.15M | 121.13M | 57.2M | 3.65M | 11.5M | 10.07M | -10.73M | 20.49M |
| Free Cash Flow | 844.3M | -151.05M | -464.14M | -966.63M | -728.25M | -403.6M | 104.89M | -62.37M | -44.27M | 10.24M | -15.5M | -6.59M | -9.21M | -11.2M | -4.29M |
| FCF Margin % | 20.33% | -6.9% | -37.85% | -235.33% | -146.45% | -978.6% | 133.69% | -253.81% | -101.32% | 66.18% | -206.85% | -144.32% | -249.18% | -513.15% | -294.44% |
| FCF Growth % | 658.96% | 67.46% | 51.98% | -32.73% | -80.44% | -484.77% | 268.18% | -40.9% | -532.23% | 166.08% | -135.15% | 28.45% | 17.76% | -160.94% | - |
| FCF per Share | 12.79 | -2.32 | -8.12 | -17.78 | -14.26 | -8.89 | 2.72 | -1.73 | -1.80 | 0.54 | -0.99 | -0.42 | -0.59 | -0.71 | -0.27 |
| FCF Conversion (FCF/Net Income) | 0.66x | -0.10x | 1.42x | 1.22x | 1.49x | 0.65x | -0.84x | 0.81x | 1.30x | -0.50x | 0.91x | 0.51x | 1.08x | 0.86x | 0.89x |
| Interest Paid | 0 | 378.4K | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Taxes Paid | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Indication expansion clinical failure
According to recent financial statements, argenx has successfully transitioned from a period of negative operating cash flow to a positive OCF/NI ratio of 1.11 in 2025Q4, signaling that the company's core commercial operations are finally generating cash that aligns with its reported net income figures.
The historical divergence between net income and operating cash flow, which was heavily distorted by R&D-heavy losses and stock-based compensation, appears to be narrowing as the company scales its commercial footprint. Investors should monitor whether this conversion quality remains stable as the company continues to navigate the complex gross-to-net adjustments inherent in its orphan drug pricing model.
As reported in quarterly filings, argenx achieved a free cash flow margin of 31.3% in 2025Q4, a significant turnaround from the negative margins exceeding 100% observed in 2022, which suggests that the company has reached a critical inflection point in its transition toward sustainable, self-funded growth.
The rapid improvement in FCF trajectory reflects the successful commercialization of its primary therapeutic indications and the leverage gained from its existing infrastructure. While this trend is encouraging, the volatility in quarterly FCF margins warrants caution, as it may still be susceptible to lumpy milestone payments and inventory build-ups associated with new indication launches.
Based on reported figures, argenx continues to face significant working capital headwinds, with a cash outflow of $292.3 million in 2025Q4 alone, suggesting that the company's rapid commercial expansion is creating substantial pressure on its cash conversion cycle as it manages inventory and accounts receivable growth.
The persistent negative working capital changes indicate that the company is tying up significant liquidity to support its growing commercial presence. This trend suggests that while the business is becoming profitable, the cash-to-cash cycle remains inefficient, which may require further investigation into the company's collection processes and inventory management strategies.
As indicated by the data, argenx maintains a low capital intensity with a CapEx-to-revenue ratio of 4.8% in 2025Q4, confirming that the company's business model is not burdened by heavy physical asset requirements, which allows for higher free cash flow generation as the commercial franchise matures.
The relatively modest capital expenditure levels suggest that the company can focus its financial resources on R&D and commercial expansion rather than maintenance of physical infrastructure. This capital-light profile is a key advantage in the biotechnology sector, though investors should monitor if future manufacturing needs or facility expansions necessitate a shift in this spending pattern.
Quick answers to the most common questions about buying ARGX stock.
argenx SE (ARGX) generated $850.5M in net cash from operating activities in 2025. This reflects the cash generated directly from core business operations.
argenx SE (ARGX) generated $844.3M in free cash flow in 2025. Free cash flow is the cash left over after capital expenditures, which can be used to pay dividends, repurchase shares, or pay down debt.
argenx SE (ARGX) spent $112.0M on capital expenditures in 2025. CapEx represents the cash invested in physical assets like property, plant, and equipment to maintain or grow the business.