Operational efficiency remains high, evidenced by a robust OCF/NI ratio that reached 2.31 in 2025Q1 and free cash flow margins peaking at 67.3%.
| Metric | TTM | 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 | Dec'10 |
|---|
| Cash from Operations | 295.11M | 309.4M | 244.09M | 244.6M | 198.85M | 200.62M | 180.09M | 160.61M | 127.8M | 107.65M | 68.11M | 65.96M | 41.37M | 25.15M | 21.95M | 17.19M | 9.9M |
| Operating CF Margin % | - | 46.24% | 40.18% | 44.12% | 40.61% | 48.79% | 49.62% | 49.94% | 45.83% | 46.63% | 34.41% | 40.15% | 30.97% | 23.29% | 24.01% | 22.56% | 15.12% |
| Operating CF Growth % | 61.34% | 26.75% | -0.21% | 23.01% | -0.88% | 11.4% | 12.13% | 25.67% | 18.72% | 58.05% | 3.26% | 59.44% | 64.52% | 14.55% | 27.7% | 73.71% | - |
| Net Income | 201.43M | 198.32M | 173.68M | 151.59M | 107.99M | 70.96M | 91.57M | 69.34M | 57.3M | 40.44M | 19.22M | 15.87M | 30.24M | 1.62M | 2.28M | 1.95M | 847K |
| Depreciation & Amortization | 13.36M | 14.49M | 18.51M | 26.99M | 34.62M | 35.9M | 32.84M | 31.2M | 28.91M | 20.64M | 16.99M | 14.36M | 11.9M | 9.61M | 7.34M | 5.37M | 4.57M |
| Stock-Based Compensation | 56.83M | 76.97M | 77.13M | 69.08M | 53.41M | 67.58M | 40.03M | 34.89M | 30.09M | 26.96M | 20.15M | 17.49M | 10.55M | 5.51M | 3.45M | 2.15M | 1.87M |
| Deferred Taxes | 14.61M | 8.41M | -19.46M | -16.64M | -20.25M | -9.72M | 3.51M | 7.09M | -4.14M | -10.41M | -440K | 6.56M | -22.6M | 150K | 235K | 194K | 130K |
| Other Non-Cash Items | 39.77M | -2.21M | -5.97M | -4.63M | 1.43M | 4.91M | 1.42M | -1.15M | -1.02M | 9.84M | -7.45M | 1.22M | 1.1M | 451K | 24K | 36K | 12K |
| Working Capital Changes | -30.89M | 13.43M | 204K | 18.21M | 21.65M | 30.99M | 10.7M | 19.23M | 16.67M | 20.18M | 19.63M | 10.46M | 10.18M | 7.8M | 8.62M | 7.49M | 2.47M |
| Change in Receivables | -14.51M | -7.67M | -19.09M | -24.98M | -13.39M | -9.22M | -22.63M | -2.46M | -11.5M | -17.97M | -4.9M | -10.18M | -4.88M | -4.34M | -4.01M | -6.65M | -1.17M |
| Change in Inventory | 0 | 0 | 0 | 0 | 0 | -6.34M | 2.8M | 0 | -3.54M | 1.43M | 7.59M | 2.33M | -1.89M | 813K | -891K | -685K | -782K |
| Change in Payables | 927K | 27K | 219K | -1.58M | 2.11M | -32K | -389K | -1.08M | 656K | -454K | -1.22M | -3.29M | 2.33M | -112K | -242K | 1.25M | -82K |
| Cash from Investing | -105.27M | -105.92M | -71.43M | -73.17M | 145.07M | -29.53M | -80.93M | -35.03M | -95.88M | -118.19M | -96.49M | -61.35M | -14.33M | -20.69M | -94.78M | -7.5M | -4.26M |
| Capital Expenditures | -4.62M | -4.99M | -12.33M | -8.79M | -23.98M | -25.65M | -30.04M | -27.57M | -25.11M | -37.82M | -23.25M | -20.15M | -14.01M | -13.66M | -11.24M | -7.5M | -1.51M |
| CapEx % of Revenue | 0.67% | 0.75% | 2.03% | 1.58% | 4.9% | 6.24% | 8.28% | 8.57% | 9% | 16.38% | 11.74% | 12.27% | 10.49% | 12.66% | 12.29% | 9.84% | 2.31% |
| Acquisitions | 0 | 0 | 0 | 0 | -145.07M | -1.22M | -1.5M | -4.05M | -13.63M | -12.48M | 0 | 99K | 98K | 0 | 0 | 0 | -2.75M |
| Investments | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Other Investing | 0 | 0 | 0 | 0 | 145.07M | 1.85M | 419K | -625K | -57.14M | -67.89M | -73.25M | -99K | -98K | 114K | -83.6M | 0 | 0 |
| Cash from Financing | -201.04M | -185.4M | -145.65M | -141.49M | -306.03M | -107.89M | -112.58M | -79.05M | -77.48M | 10.4M | 23.42M | 10.58M | 7.14M | 3.08M | 83.2M | -10K | -547K |
| Debt Issued (Net) | 0 | 0 | 0 | 0 | 0 | -90K | -114K | -1.71M | -1.62M | 0 | 0 | 0 | -805K | -1.19M | -2.4M | -1.48M | -1.15M |
| Equity Issued (Net) | -130.12M | -160.38M | -139.88M | -170.8M | -288.42M | -129.98M | -126.73M | -86.42M | -85.04M | 0 | 0 | 0 | 0 | 0 | 84.53M | 128K | 0 |
| Dividends Paid | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Share Repurchases | -197.28M | -183.43M | -139.88M | -170.8M | -317.34M | -129.98M | -126.73M | -86.42M | -85.04M | -20.92M | -438K | 0 | 0 | 0 | 0 | 0 | 0 |
| Other Financing | -70.92M | -25.02M | -5.78M | 29.31M | -17.61M | 22.18M | 14.26M | 9.09M | 9.17M | 10.4M | 23.42M | 10.58M | 7.9M | 4.26M | 1.07M | 1.34M | 602K |
| Net Change in Cash | -11.2M | 18.08M | 27.02M | 29.95M | 37.89M | 63.2M | -13.43M | 46.53M | -45.56M | -146K | -4.96M | 15.19M | 34.13M | 7.48M | 10.34M | 9.54M | 5.06M |
| Free Cash Flow | 290.49M | 304.41M | 231.76M | 235.82M | 174.87M | 174.96M | 150.05M | 128.98M | 102.69M | 69.83M | 44.87M | 45.81M | 27.36M | 11.48M | 10.71M | 9.69M | 8.39M |
| FCF Margin % | 42.42% | 45.49% | 38.15% | 42.53% | 35.71% | 42.55% | 41.34% | 40.11% | 36.82% | 30.25% | 22.67% | 27.88% | 20.48% | 10.64% | 11.72% | 12.72% | 12.82% |
| FCF Growth % | 13.54% | 31.35% | -1.72% | 34.85% | -0.05% | 16.6% | 16.33% | 25.61% | 47.06% | 55.64% | -2.06% | 67.44% | 138.26% | 7.17% | 10.57% | 15.56% | - |
| FCF per Share | 8.14 | 8.35 | 6.20 | 6.27 | 4.44 | 4.36 | 3.68 | 3.12 | 2.45 | 1.74 | 1.17 | 1.20 | 0.74 | 0.32 | 0.38 | 1.80 | 1.56 |
| FCF Conversion (FCF/Net Income) | 1.44x | 1.56x | 1.41x | 1.61x | 1.84x | 2.83x | 1.97x | 2.32x | 2.23x | 2.66x | 3.54x | 4.16x | 1.37x | 15.48x | 9.63x | 8.80x | 11.68x |
| Interest Paid | 0 | 0 | 0 | 0 | 0 | 0 | 9K | 107K | 168K | 3K | 27K | 6K | 9K | 43K | 162K | 128K | 163K |
| Taxes Paid | 0 | 0 | 60.55M | 34.92M | 39.74M | 35.08M | 8.06M | 3.03M | 2.69M | 1.58M | 856K | 995K | 347K | 390K | 299K | 108K | 303K |
Competitive commoditization of VM
According to recent quarterly filings, Qualys demonstrates a high cash conversion profile, with operating cash flow frequently exceeding net income, as evidenced by an OCF/NI ratio that reached a peak of 2.31 in 2025Q1, highlighting the company's ability to translate subscription revenue into actual liquidity.
The consistent ability to generate operating cash flow in excess of net income suggests that the company's accrual-based earnings are well-supported by actual cash receipts. Investors should monitor the volatility in this ratio, as periodic dips below parity may indicate timing differences in multi-year contract renewals rather than a fundamental deterioration in earnings quality.
As reported in financial statements, Qualys maintains a robust free cash flow trajectory, with margins fluctuating between 19.8% and 67.3% over the last ten quarters, reflecting a business model that requires minimal capital expenditure to sustain its core cloud-based security platform and recurring revenue streams.
The wide variance in FCF margins appears largely driven by working capital fluctuations rather than operational inefficiency. This volatility warrants further investigation into the seasonality of customer billing cycles, which can temporarily mask the underlying cash-generative power of the platform.
Based on the provided cash flow data, working capital changes serve as a primary driver of quarterly cash flow variance, with a significant swing from a $44.3M inflow in 2025Q1 to a $31.0M outflow in 2025Q2, illustrating the impact of large, lumpy enterprise subscription renewals.
The sensitivity of cash flow to working capital movements suggests that the company's liquidity is heavily dependent on the timing of upfront payments. While this is typical for SaaS, the magnitude of these swings implies that investors should focus on trailing twelve-month averages to gauge true operational health.
As indicated by the company's financial disclosures, Qualys consistently utilizes its excess cash to fund share repurchases, with quarterly buybacks frequently exceeding $40M, signaling management's confidence in the company's long-term value and a preference for returning capital to shareholders over large-scale, potentially dilutive acquisitions.
The sustained commitment to share repurchases suggests that management views the current valuation as attractive relative to internal investment opportunities. However, this strategy warrants further investigation to ensure that the focus on buybacks does not come at the expense of necessary R&D investment required to defend against emerging cloud-native security threats.
Quick answers to the most common questions about buying QLYS stock.
Qualys, Inc. (QLYS) generated $309.4M in net cash from operating activities in 2025. This reflects the cash generated directly from core business operations.
Qualys, Inc. (QLYS) generated $304.4M 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.
Qualys, Inc. (QLYS) spent $5.0M on capital expenditures in 2025. CapEx represents the cash invested in physical assets like property, plant, and equipment to maintain or grow the business.
In 2025, Qualys, Inc. (QLYS) spent $183.4M on share repurchases. This shows the company's commitment to returning capital to its equity investors.