Free cash flow is entirely episodic, with quarterly FCF margins ranging from -48.2% to 93.5%, demonstrating that cash generation is decoupled from operational profitability and is instead driven by lumpy settlement receipts.
Acacia Research Corporation (ACTG) cash flow statement — 30-year operating, investing & financing cash flows
| 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 | Dec'09 | Dec'08 | Dec'07 | Dec'06 | Dec'05 | Dec'04 | Dec'03 | Dec'02 | Dec'01 | Dec'00 | Dec'99 | Dec'98 | Dec'97 | Dec'96 |
|---|
| Cash from Operations | 35.43M | 75.24M | 50.12M | -22.51M | -37.34M | 13.33M | -19.62M | -2.31M | 20.88M | 24.48M | 34.06M | -9.95M | 4.18M | -3.51M | 104.95M | 59.11M | 44.92M | 16.12M | 2.6M | -2.62M | 6.36M | -2.99M | -3.96M | -3.91M | -4.42M | -12.56M | -34.69M | -6.13M | -3.56M | -1.71M | -1.53M |
| Operating CF Margin % | - | 26.38% | 40.98% | -17.99% | -63.04% | 15.14% | -65.88% | -20.52% | 15.88% | 37.43% | 22.31% | -7.96% | 3.2% | -2.69% | 41.86% | 34.32% | 34.08% | 23.94% | 5.39% | -4.97% | 18.26% | -15.28% | -92.41% | -565.03% | -10288.37% | -50.99% | -60866.67% | -5028.69% | -931.68% | -395.92% | -47.16% |
| Operating CF Growth % | 169.9% | 50.12% | 322.71% | 39.72% | -380.17% | 167.92% | -750.09% | -111.06% | -14.71% | -28.13% | 442.36% | -337.79% | 219.24% | -103.34% | 77.55% | 31.58% | 178.71% | 519.92% | 199.39% | -141.14% | 312.68% | 24.48% | -1.25% | 11.62% | 64.78% | 63.79% | -465.51% | -72.38% | -108.19% | -11.87% | -178.73% |
| Net Income | -17.84M | 21.68M | -34.7M | 63.15M | -110.94M | 150.37M | 113.44M | -17.13M | -104.85M | 21.68M | -54.8M | -157.48M | -66.66M | -58.84M | 59.29M | 20.28M | 37.02M | -5.63M | -13.76M | -15.45M | -5.5M | -6.28M | -5.44M | -18.97M | -12.55M | -22.27M | -29.16M | -8.2M | -6.19M | -2.86M | 426.42K |
| Depreciation & Amortization | 32.03M | 43.35M | 33.57M | 14.73M | 13.51M | 10.69M | 4.8M | 3.23M | 27.14M | 22.24M | 34.35M | 53.29M | 57.55M | 53.89M | 39.17M | 9.85M | 7.02M | 4.76M | 6.17M | 5.7M | 5.39M | 4.98M | 551K | 2.41M | 1.8M | 3.87M | 2.66M | 1.82M | 1.71M | 529.26K | 22.41K |
| Stock-Based Compensation | 4.35M | 5.74M | 4.79M | 3.3M | 3.82M | 2.05M | 1.66M | 1.07M | -317K | 8.88M | 9.06M | 11.05M | 18.11M | 27.89M | 25.66M | 13.58M | 7.12M | 7.07M | 7.36M | 0 | 3.95M | 197K | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Deferred Taxes | -5.9M | 4.84M | -6.05M | -3.66M | -17.81M | -167.53M | -136.89M | 0 | 106.41M | -44.61M | 42.34M | 104.88M | -1.74M | -25.08M | 6.55M | 0 | -32K | -7.04M | 488K | 0 | -36K | -143K | -143K | -136K | -142K | -182K | -81K | 0 | 0 | -193.23K | 245.32K |
| Other Non-Cash Items | 36.59M | -508K | 4.52M | -27.95M | 86.16M | 110K | 2.84M | -1.23M | 564K | -3.04M | -477K | -109K | -28K | 370K | -9.42M | -15K | -1.51M | 7.07M | 6K | 6.56M | 465K | -119K | 951K | 1.65M | 6.1M | -1.81M | -8.12M | -711K | 907K | 817.04K | -1.69M |
| Working Capital Changes | -4.46M | 143K | 47.98M | -72.07M | -12.08M | 17.64M | -5.48M | 11.75M | -8.07M | 19.32M | 3.58M | -21.58M | -3.05M | -1.74M | -16.29M | 15.42M | -4.69M | 9.91M | 2.33M | 568K | 2.09M | -1.63M | 121K | 11.14M | 374K | 7.83M | 11K | 950K | 14K | -3.17K | -531.34K |
| Change in Receivables | -4.38M | 664K | 69.22M | -70.31M | 998K | -747K | 5K | 32.37M | -28.19M | 26.6M | 6.75M | -13.33M | -13.83M | 3.5M | -6.93M | 5.07M | -2.88M | 2.33M | -6.03M | 0 | 4.15M | -4.8M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Change in Inventory | 785K | 212K | 1.05M | 3.3M | -5.29M | 1.91M | 0 | 0 | 0 | -12.44M | 623K | -92K | 8.79M | 19.91M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 169K | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Change in Payables | 4.89M | 3.14M | -8.12M | -4.65M | -136K | 760K | -2.55M | 109K | 963K | -6.35M | -3.01M | 2.57M | 3.72M | 2.12M | 2.93M | 0 | 0 | 0 | 0 | 0 | 819K | -309K | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Cash from Investing | 6.54M | -21.01M | -212.96M | 16.18M | 184.46M | 35.75M | 18.6M | -68.06M | -24.07M | -16.11M | -40.63M | 39.31M | 29.3M | -66.06M | -409.14M | -23.24M | -8.1M | -8.65M | 5.07M | -7.34M | 10.16M | -13.09M | -378K | -2M | -595K | 12.81M | -44.3M | -4.65M | -3.82M | 465.1K | -290.52K |
| Capital Expenditures | -26.26M | -16.69M | -148.67M | -189K | -5.73M | -21.09M | -13.98M | -183K | -34K | -2K | -1.23M | -19.51M | -42.85M | -25.74M | -178.53M | -14.87M | -8.28M | -9.69M | -2.17M | -223K | -1.21M | -75K | -81K | -83K | -78K | -3.77M | -2.48M | -890K | -374K | -92.06K | -72.27K |
| CapEx % of Revenue | 9.61% | 5.85% | 121.55% | 0.15% | 9.68% | 23.95% | 46.94% | 1.63% | 0.03% | 0% | 0.8% | 15.6% | 32.74% | 19.71% | 71.2% | 8.63% | 6.28% | 14.39% | 4.5% | 0.42% | 3.47% | 0.38% | 1.89% | 11.99% | 181.4% | 15.32% | 4343.86% | 729.51% | 97.91% | 21.32% | 2.23% |
| Acquisitions | 0 | 1.23M | -87.68M | -9.41M | 0 | -33.25M | 13.78M | 0 | -7M | -31.51M | -1.23M | 19.5M | 42.75M | 25.06M | -150M | 14.68M | 0 | 0 | 2.14M | -5.2M | -16K | -5.8M | -198K | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 72.27K |
| Investments | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Other Investing | 28.39M | -12.2M | -14M | 6.74M | 28.4M | -1.66M | -14.19M | -4.42M | -24.03M | -4M | -18.77M | -19.5M | -42.75M | -25.06M | -408.52M | -14.68M | 0 | -8.65M | -2.14M | -3.76M | -353K | -445K | -5K | 30.8M | -517K | -3M | -2.14M | -3.76M | -3.42M | 489.13K | 1.09M |
| Cash from Financing | -6.85M | -22.73M | 97.56M | 58.63M | -166.14M | 59.74M | 109.21M | 33.92M | -4.61M | 700K | -1.11M | -28.6M | -25.7M | -25.55M | 211.26M | 176.34M | 13.96M | -4.01M | 142K | 10.38M | 1.2M | 19.66M | -305K | 6.43M | -2.05M | 23.16M | 77.32M | 40.91M | 13.52M | 2.32M | 1.21M |
| Debt Issued (Net) | 1M | -22.09M | 103.46M | -67.7M | -120M | 65M | 110.44M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -221K | 0 | 0 | 1.4M | -1.45M | 552.5K |
| Equity Issued (Net) | 0 | 30K | -20.29M | 79.11M | -41.74M | -4.01M | -4M | 33.84M | -4.86M | -45K | -82K | 0 | 0 | -7.93M | 192.23M | 175.23M | 0 | -1.11M | 0 | 5.01M | 1.48M | 19.84M | 0 | 0 | 0 | 20.12M | 39.97M | 34.27M | 12.22M | 3.2M | 335K |
| Dividends Paid | 0 | 0 | 0 | -1.4M | -2.8M | -1.45M | -1.38M | 0 | 0 | 0 | 0 | -25.43M | -25.04M | -18.63M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Share Repurchases | 0 | 0 | -20.29M | 0 | -50.99M | -4.01M | -4M | 0 | -4.86M | -45K | -82K | 0 | 0 | -7.93M | -26.73M | 0 | 0 | -1.11M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Other Financing | -7.85M | -675K | 14.38M | 48.62M | -1.6M | 202K | 4.15M | 79K | 257K | 745K | -1.03M | -3.17M | -661K | 1.01M | 19.03M | -364K | 13.96M | -2.9M | 142K | 5.37M | -277K | 12.73M | -305K | 6.43M | -2.05M | 3.26M | 37.35M | 6.63M | -99K | 572.75K | 318.81K |
| Net Change in Cash | 35.15M | 32.84M | -66.21M | 52.3M | -21.57M | 108.81M | 108.19M | -36.45M | -7.79M | 9.06M | -7.68M | 757K | 7.78M | -95.12M | -92.93M | 212.22M | 50.78M | 3.46M | 7.81M | 423K | 17.72M | 3.57M | -4.64M | 516K | -7.07M | 23.29M | -1.68M | 30.12M | 6.14M | 1.07M | -612.36K |
| Free Cash Flow | 9.17M | 58.55M | -112.55M | -28.7M | -43.07M | -7.76M | -33.6M | -6.91M | 20.84M | 24.48M | 32.83M | -29.46M | -38.67M | -29.25M | -73.58M | 44.24M | 36.64M | 6.43M | 432K | -2.84M | 5.15M | -3.06M | -4.04M | -3.99M | -4.5M | -16.34M | -37.17M | -7.03M | -3.93M | -1.8M | -1.6M |
| FCF Margin % | 3.35% | 20.53% | -92.01% | -22.94% | -72.72% | -8.82% | -112.82% | -61.45% | 15.85% | 37.42% | 21.5% | -23.56% | -29.55% | -22.4% | -29.35% | 25.68% | 27.79% | 9.54% | 0.9% | -5.4% | 14.79% | -15.66% | -94.3% | -577.02% | -10469.77% | -66.31% | -65210.53% | -5758.2% | -1029.58% | -417.24% | -49.39% |
| FCF Growth % | -67.45% | 152.02% | -292.21% | 33.37% | -454.64% | 76.89% | -386.17% | -133.16% | -14.84% | -25.45% | 211.44% | 23.82% | -32.23% | 60.25% | -266.32% | 20.74% | 470.18% | 1387.5% | 115.22% | -155.13% | 268.03% | 24.13% | -1.18% | 11.31% | 72.44% | 56.05% | -429.11% | -78.62% | -118.31% | -12.57% | -184.17% |
| FCF per Share | 0.09 | 0.60 | -1.13 | -0.31 | -0.47 | -0.08 | -0.58 | -0.14 | 0.42 | 0.48 | 0.66 | -0.60 | -0.77 | -0.61 | -1.55 | 1.10 | 1.04 | 0.21 | 0.01 | -0.10 | 0.19 | -0.12 | -0.20 | -0.20 | -0.23 | -0.85 | -2.27 | -0.65 | -0.20 | -0.09 | -0.08 |
| FCF Conversion (FCF/Net Income) | -0.51x | 3.47x | -1.39x | -0.34x | 0.30x | 0.09x | -0.18x | 0.13x | -0.20x | 1.10x | -0.63x | 0.06x | -0.06x | 0.06x | 1.77x | 2.96x | 1.32x | -1.43x | -0.19x | 0.17x | -1.16x | 0.48x | 0.71x | 0.72x | 0.35x | 0.56x | 0.89x | 0.75x | 0.58x | 0.60x | -3.58x |
| Interest Paid | 0 | 8.3M | 5.06M | 2.51M | 7.23M | 7.34M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Taxes Paid | 0 | 0 | 1.05M | 831K | 384K | 25K | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Quick answers to the most common questions about buying ACTG stock.
Acacia Research Corporation (ACTG) generated $75.2M in net cash from operating activities in 2025. This reflects the cash generated directly from core business operations.
Acacia Research Corporation (ACTG) generated $58.5M 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.
Acacia Research Corporation (ACTG) spent $16.7M on capital expenditures in 2025. CapEx represents the cash invested in physical assets like property, plant, and equipment to maintain or grow the business.
Key Metrics
Top Statement Risk
Earnings quality severely distorted
Metrics are mathematically derived from official filings.
Cash Flow Decoupled from Accounting Losses
The ratio of operating cash flow to net income is wildly erratic, swinging from -295x to 83x, indicating that reported losses are a poor proxy for actual cash generation and that cash inflows are likely driven by non-recurring settlement receipts.
This extreme volatility in the OCF/NI ratio, as seen in the -295.83 figure for 2024Q1 and the 83.06 for 2026Q2, suggests that cash generation is dominated by the timing of large, discrete cash events rather than sustainable profitability. The consistent non-cash add-backs like depreciation and amortization help bridge the gap from negative net income to positive operating cash flow in many quarters, but this does not signal operational health.
Episodic FCF Masked by Settlement Timing
Free cash flow margins are completely unmoored from profitability, ranging from -48.2% to 93.5% over ten quarters, which demonstrates that FCF is an episodic event driven by settlement cash receipts rather than a sustainable operational trajectory.
The stark disconnect is clear: the peak FCF margin of 93.5% in 2025Q2 occurred during a net loss, while the strongest net income quarter of 2025Q1 produced a near-zero 0.3% FCF margin. This pattern implies that FCF timing is a critical factor in assessing the company's liquidity, but it provides no reliable signal about the future sustainability of cash flows absent a visible pipeline of future settlements.
Capital Spending as Opportunistic, Not Operational
CapEx intensity is highly variable, with a CapEx-to-Revenue ratio ranging from 1.1% to 29.0%, indicating that capital deployment is episodic and tied to specific acquisitions or investments rather than steady, predictable operational maintenance or growth.
The extreme volatility, such as the massive negative CapEx (likely an acquisition) of $142.9M in 2024Q2 followed by quarters of minimal spending, points to a business model that does not require continuous, significant capital investment to generate revenue. The lack of a consistent relationship between depreciation & amortization and CapEx further suggests that reported D&A may not be a reliable proxy for true capital replacement needs in this patent licensing model.
Settlement Timing Drives All Cash Swings
Working capital changes have been massive and unpredictable, with quarterly swings exceeding $50 million, indicating that cash flows are dominated by the lumpy timing of settlement-related receivables and payables rather than efficient operational cycle management.
The $48.5M source in 2025Q2 and the $44.4M use in 2025Q1 exemplify this extreme volatility. These flows almost certainly result from large, non-recurring settlement cash receipts and associated legal fee payments, which completely obscure any underlying trends in the operational efficiency of the business. Investors should view reported operating cash flow with significant skepticism, as it may primarily reflect settlement timing in any given quarter.
Cumulative Losses vs. Positive Cash Generation
Over the last ten quarters, the company has reported cumulative net losses while generating positive cumulative operating cash flow, revealing a profound divergence where the cash reality appears stronger than the earnings reality but is entirely dependent on unpredictable settlement proceeds.
This cumulative gap highlights the fundamental flaw in using accrual-based net income to evaluate ACTG's financial health. The cash reality appears stronger, but it is driven by non-cash expenses and settlement proceeds. As reported in the financial statements, the positive cumulative operating cash flow is a result of these settlement-related inflows and the add-back of non-cash items like depreciation and amortization, masking the underlying unprofitability of the fixed cost structure.
Cash Flow Statement Obscures True Cost Structure
The cash flow statement obscures the true, unprofitable cost structure by adding back non-cash charges like depreciation and amortization, while the working capital swings related to settlements can create a misleading impression of operational cash generation strength in any given quarter.
For example, the $54.8M operating cash flow in 2024Q1 was driven almost entirely by a $54.8M positive working capital change, likely a settlement receipt, rather than operational performance. Furthermore, stock-based compensation, while a non-cash expense, represents a real dilutive cost to shareholders that is added back to calculate cash flow, potentially overstating the true economic cash generation. The capital expenditure line also obscures the nature of spending, as large negative figures likely represent acquisitions rather than organic investment, further complicating the assessment of reinvestment needs.