Cash flow generation remains inconsistent, evidenced by a volatile OCF/NI ratio that swung from -0.37 in 2026Q1 to 5.34 in 2024Q4.
| Metric | TTM | Sep'25 | Sep'24 | Sep'23 | Oct'22 | Oct'21 | Oct'20 | Sep'19 | Sep'18 | Sep'17 | Sep'16 | Sep'15 | Sep'14 | Sep'13 | Sep'12 | Sep'11 | Sep'10 | Sep'09 | Sep'08 | Sep'07 | Sep'06 | Sep'05 | Sep'04 | Sep'03 | Sep'02 | Sep'01 | Sep'00 | Sep'99 | Sep'98 | Sep'97 | Sep'96 |
|---|
| Cash from Operations | 171.98M | 249.23M | 436.5M | 165.82M | -26.24M | 142.58M | 210.37M | 115.3M | 66.83M | 171.73M | 127.74M | 76.57M | 88.43M | 207.65M | 157.5M | 161.68M | 1.96M | 170.3M | 64.18M | 38.51M | 83.08M | 81.97M | -21.35M | -19.95M | 130.46M | 96.56M | -51.39M | 15.16M | 29.75M | 20.36M | 29.24M |
| Operating CF Margin % | - | 6.18% | 11.02% | 3.94% | -0.69% | 4.23% | 6.2% | 3.64% | 2.33% | 6.79% | 5% | 2.88% | 3.72% | 9.32% | 6.83% | 7.25% | 0.1% | 10.53% | 3.48% | 2.49% | 5.69% | 6.67% | -2.05% | -2.47% | 14.76% | 9.09% | -6.84% | 3.08% | 7.5% | 5.27% | 9.25% |
| Operating CF Growth % | -270.71% | -42.9% | 163.24% | 731.94% | -118.4% | -32.23% | 82.45% | 72.52% | -61.08% | 34.44% | 66.82% | -13.41% | -57.41% | 31.84% | -2.59% | 8140.72% | -98.85% | 165.34% | 66.65% | -53.65% | 1.36% | 483.88% | -7.01% | -115.29% | 35.1% | 287.9% | -439.06% | -49.04% | 46.09% | -30.37% | 596.26% |
| Net Income | 187.54M | 172.88M | 111.81M | 139.09M | 138.24M | 138.91M | 117.48M | 108.62M | 13.04M | 112.06M | 76.43M | 94.33M | 87.21M | 82.26M | 62.09M | 89.26M | 89.53M | 46.33M | 84.14M | 65.72M | 100.03M | -12.42M | -31.58M | -67.98M | -4.07M | 39.15M | 40.2M | 20.31M | 19.23M | 16.4M | 7.43M |
| Depreciation & Amortization | 58.1M | 77.79M | 77.85M | 69.76M | 62.69M | 61.01M | 56.69M | 52.21M | 48.3M | 45.33M | 47.41M | 48.38M | 47.86M | 49.48M | 49.21M | 47.03M | 40.15M | 34.47M | 29.22M | 26.59M | 23.31M | 23.89M | 25.45M | 27.14M | 36.6M | 29.89M | 16.31M | 9.99M | 6.58M | 4.49M | 3.65M |
| Stock-Based Compensation | 23.26M | 30.27M | 30.31M | 21.3M | 23.34M | 24.76M | 24.28M | 21.34M | 17.98M | 17.41M | 19.34M | 13.25M | 12.97M | 11.78M | 12.54M | 11.04M | 9.54M | 9.42M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Deferred Taxes | -14.51M | -16.3M | -7.1M | -22.44M | -10.8M | -3.39M | -3.58M | -9.76M | 20.39M | -366K | -330K | -597K | -1.65M | -1.77M | 23.76M | -3.03M | -3.19M | -1.17M | 562K | 14.15M | -18.04M | 4K | 46.95M | -27.01M | -4.35M | -1.29M | -1.92M | -1.78M | -1.07M | -481K | -906K |
| Other Non-Cash Items | 74.67M | -6.56M | -973K | -579K | 972K | -550K | 6.82M | 204K | -196K | 149K | 1.62M | 123K | 3.34M | 104K | -1.35M | -175K | -236K | 5.69M | 10.34M | 6.17M | 3.56M | 32.31M | 3.61M | 56.43M | 18.76M | 25M | 19.97M | 3.33M | 2.16M | 1.63M | 2.15M |
| Working Capital Changes | -107.28M | -8.86M | 224.6M | -41.31M | -240.68M | -78.17M | 8.69M | -57.3M | -32.68M | -2.85M | -16.73M | -78.92M | -61.3M | 65.8M | 11.26M | 17.56M | -133.83M | 75.56M | -60.05M | -73.76M | -26.28M | 38.18M | -65.78M | -8.53M | 83.52M | 3.81M | -125.94M | -16.7M | 2.83M | -1.68M | 16.92M |
| Change in Receivables | -111.01M | -60.43M | 66.65M | 78.37M | -253.47M | -34.86M | 8.8M | -96.69M | -30.71M | 53.7M | -36.99M | -64.88M | -19.43M | 19.66M | -38.58M | 28.55M | -117.45M | 59.14M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Change in Inventory | -85.86M | 84.86M | 262.27M | 48.61M | -652.99M | -206.51M | -56.42M | 18.8M | -140.62M | -86.07M | -785K | -48.2M | -122.61M | 55.19M | 24.11M | 38.15M | -169.47M | 16.9M | -64.16M | -50.23M | -42.71M | -6.57M | -35.7M | -48.87M | 34.41M | 78.45M | -118.1M | -25.27M | 1.7M | 4.3M | -7.38M |
| Change in Payables | 174.69M | 98.64M | -30.83M | -170.69M | 176.04M | 111.78M | 65.1M | -56.72M | 93.34M | 6.89M | 5.84M | 5.28M | 90.32M | -28.49M | 34.31M | -60.7M | 122.23M | 4.63M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Cash from Investing | -96.54M | -95.61M | -94.95M | -93.3M | -101.56M | -56.97M | -49.85M | -89.36M | -74.62M | -37.83M | -26.52M | -34.67M | -62.57M | -107.25M | -92.18M | -71.91M | -74.39M | -57.09M | -1.09M | -68.38M | -54.26M | -27.5M | -2.39M | 13.62M | -104.43M | -107.89M | -100.34M | -29.69M | -9.26M | -10.01M | -4.14M |
| Capital Expenditures | -83.73M | -95.26M | -95.18M | -104.05M | -101.61M | -57.1M | -50.09M | -90.6M | -62.78M | -38.54M | -31.12M | -35.08M | -65.28M | -108.12M | -63.7M | -74.05M | -74.67M | -57.43M | -54.33M | -47.84M | -34.87M | -21.71M | -18.09M | -22.37M | -30.76M | -54.56M | -44.23M | -18.2M | -9.38M | -10.74M | -4.14M |
| CapEx % of Revenue | 1.94% | 2.36% | 2.4% | 2.47% | 2.67% | 1.69% | 1.48% | 2.86% | 2.18% | 1.52% | 1.22% | 1.32% | 2.74% | 4.85% | 2.76% | 3.32% | 3.71% | 3.55% | 2.95% | 3.09% | 2.39% | 1.77% | 1.74% | 2.77% | 3.48% | 5.14% | 5.88% | 3.7% | 2.36% | 2.78% | 1.31% |
| Acquisitions | 0 | 0 | 0 | 0 | 0 | 0 | 437K | 1.18M | -12.38M | 704K | 0 | 0 | 0 | 0 | -34.16M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -41.98M | -32.6M | -73.39M | 0 | 0 | 0 | 0 |
| Investments | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Other Investing | -12.8M | -347K | 235K | 10.74M | 51K | 126K | -200K | 61K | 538K | 704K | 4.61M | 407K | 2.72M | 873K | 3.67M | 2.15M | 280K | 342K | 239K | 4.46M | 608K | 202K | 0 | 2.67M | 561K | 48K | 52K | 213K | 114K | 724K | 8K |
| Cash from Financing | -88.53M | -196.4M | -255.59M | -92.72M | 139.29M | -203.88M | -1.46M | -97.22M | -265.46M | 1.3M | -21.29M | -26.2M | -20.96M | -57.45M | -10.81M | -36.95M | 2.26M | -16.88M | -49.65M | 16.13M | 35.49M | 4.23M | 4.21M | 961K | -48.69M | 90.64M | 141.41M | -264K | -1.91M | -8.54M | -26.83M |
| Debt Issued (Net) | 17.02M | -115.82M | -188.96M | -39.28M | 201.27M | -89.32M | 40.74M | 90.91M | -135.92M | 28.2M | -4.57M | -4.81M | -4.26M | -11.02M | -18.27M | 157.58M | -20.9M | -20.73M | 143.26M | -1.52M | -857K | -1.27M | -1M | -2.75M | -52.36M | -78.74M | 133.06M | -4.56M | -1.54M | -14.2M | -26.41M |
| Equity Issued (Net) | -83.4M | -65.34M | -55.69M | -53.45M | -61.56M | -118.12M | -54.33M | -190.14M | -142.52M | -40.26M | -32.58M | -32.77M | -31.57M | -50.21M | 0 | -200M | 0 | 0 | -194.51M | 2.19M | 35.98M | 5.5M | 5.21M | 3.71M | 3.67M | 169.38M | 8.35M | 4.3M | -370K | 18.77M | 93K |
| Dividends Paid | 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 | 0 | 0 | 0 | 0 | -338K | -516K |
| Share Repurchases | -83.4M | -65.34M | -55.69M | -40.95M | -50.39M | -108.45M | -41.39M | -182.11M | -137.03M | -34.14M | -30M | -30M | -30M | -49.86M | 0 | -200M | 0 | 0 | -200.11M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -1.16M | -3.44M | 0 | 0 |
| Other Financing | -22.15M | -15.25M | -10.94M | 8K | -418K | 3.56M | 12.13M | 2.01M | 12.97M | 13.37M | 15.86M | 11.38M | 14.87M | 3.78M | 7.46M | 5.47M | 23.16M | 3.85M | 1.6M | 15.46M | 376K | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -12.77M | 0 |
| Net Change in Cash | -7.38M | -40.7M | 90.81M | -18.82M | 4.96M | -117.38M | 161.64M | -71.43M | -271.57M | 136.29M | 75.86M | 10.52M | 4.73M | 44.25M | 55.51M | 53.86M | -70.14M | 92.41M | 11.86M | -10.8M | 66.19M | 57.8M | -18.07M | -4.35M | -21.24M | 79.3M | -10.61M | -10.23M | 19.54M | 1.81M | -1.72M |
| Free Cash Flow | 75.79M | 153.97M | 341.32M | 61.77M | -127.85M | 85.48M | 160.28M | 24.7M | 4.05M | 133.2M | 96.61M | 41.5M | 23.15M | 99.53M | 93.81M | 87.63M | -72.71M | 112.87M | 9.85M | -9.32M | 48.22M | 60.26M | -39.44M | -42.33M | 99.69M | 42M | -95.62M | -3.04M | 20.37M | 9.62M | 25.1M |
| FCF Margin % | 1.76% | 3.82% | 8.62% | 1.47% | -3.35% | 2.54% | 4.73% | 0.78% | 0.14% | 5.27% | 3.78% | 1.56% | 0.97% | 4.47% | 4.07% | 3.93% | -3.61% | 6.98% | 0.53% | -0.6% | 3.3% | 4.9% | -3.79% | -5.24% | 11.28% | 3.95% | -12.72% | -0.62% | 5.13% | 2.49% | 7.94% |
| FCF Growth % | -78.45% | -54.89% | 452.54% | 148.32% | -249.57% | -46.67% | 548.91% | 509.73% | -96.96% | 37.86% | 132.83% | 79.26% | -76.74% | 6.1% | 7.05% | 220.52% | -164.42% | 1045.65% | 205.66% | -119.34% | -19.98% | 252.8% | 6.82% | -142.45% | 137.35% | 143.93% | -3046.43% | -114.92% | 111.67% | -61.66% | 1095.19% |
| FCF per Share | 2.77 | 5.58 | 12.23 | 2.20 | -4.50 | 2.93 | 5.36 | 0.79 | 0.12 | 3.85 | 2.83 | 1.21 | 0.67 | 2.85 | 2.64 | 2.26 | -1.78 | 2.85 | 0.22 | -0.20 | 1.04 | 1.39 | -0.92 | -1.00 | 2.38 | 0.97 | -2.47 | -0.04 | 0.33 | 0.15 | 0.59 |
| FCF Conversion (FCF/Net Income) | 0.40x | 1.44x | 3.90x | 1.19x | -0.19x | 1.03x | 1.79x | 1.06x | 5.13x | 1.53x | 1.67x | 0.81x | 1.01x | 2.52x | 2.54x | 1.81x | 0.02x | 3.68x | 0.76x | 0.59x | 0.83x | -6.60x | 0.68x | 0.29x | -32.03x | 2.47x | -1.28x | 0.75x | 1.30x | 1.08x | 3.94x |
| Interest Paid | 0 | 12.34M | 29.52M | 32.78M | 15.29M | 14.12M | 14.88M | 15.7M | 12.03M | 13.81M | 14.93M | 13.48M | 12.68M | 12.9M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Taxes Paid | 0 | 44.78M | 46.22M | 43.57M | 16.92M | 39.93M | 31.46M | 26.28M | 18.89M | 10.16M | 11.36M | 11.16M | 8.98M | 5.27M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Working capital volatility
As reported in recent financial statements, the relationship between net income and operating cash flow is highly volatile, with the OCF/NI ratio swinging from a low of -0.37 in 2026Q1 to a high of 5.34 in 2024Q4, indicating significant quarterly fluctuations in cash conversion quality.
The wide variance between net income and operating cash flow suggests that Plexus's reported earnings are heavily influenced by non-cash accruals and timing differences in working capital. Investors should monitor whether this volatility reflects genuine operational shifts or merely the inherent lumpiness of the high-mix, low-volume manufacturing model.
Based on the company's reported figures, free cash flow margins have exhibited extreme inconsistency, ranging from a negative 4.7% in 2026Q1 to a peak of 18.4% in 2024Q4, highlighting the difficulty in maintaining a predictable cash generation trajectory within the current manufacturing environment.
The erratic nature of free cash flow suggests that Plexus's ability to self-fund operations is highly sensitive to short-term production cycles and inventory management. This lack of a stable FCF trend warrants further investigation into whether the company can sustain consistent cash generation during periods of lower revenue growth.
According to recent SEC filings, working capital changes are the primary driver of cash flow volatility, evidenced by a massive $171.2 million inflow in 2024Q4 followed by an $83.7 million outflow in 2026Q1, illustrating the significant impact of inventory and receivable timing on liquidity.
The substantial swings in working capital suggest that Plexus is frequently forced to absorb the cash impact of customer-specific inventory builds and delayed payment cycles. This dynamic implies that the company's cash position is less a reflection of operational profitability and more a function of its ability to manage supply chain timing.
As indicated by the provided financial data, Plexus consistently utilizes cash for share repurchases, with $21.0 million deployed in 2026Q2 alone, despite the underlying volatility in free cash flow that occasionally results in negative quarterly cash generation for the firm.
The commitment to share repurchases during periods of negative free cash flow suggests a management philosophy that prioritizes returning capital to shareholders over maintaining a cash buffer. Investors should monitor whether this aggressive buyback strategy remains sustainable if the current volatility in operating cash flow persists.
Quick answers to the most common questions about buying PLXS stock.
Plexus Corp. (PLXS) generated $249.2M in net cash from operating activities in 2025. This reflects the cash generated directly from core business operations.
Plexus Corp. (PLXS) generated $154.0M 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.
Plexus Corp. (PLXS) spent $95.3M 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, Plexus Corp. (PLXS) spent $65.3M on share repurchases. This shows the company's commitment to returning capital to its equity investors.