The balance sheet is unlevered but shrinking — total debt of just $8.2 million against $61.4 million of cash, a 8.05x current ratio and 0.05x debt-to-equity — as total assets fell roughly 19% to $197.7 million on the back of buybacks rather than operating stress.
Energy Recovery, Inc. (ERII) balance sheet — 20-year assets, liabilities & shareholders' equity history
| 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 |
|---|
| Total Current Assets | 143.69M | 181.21M | 173.66M | 185.47M | 157.87M | 151.76M | 143.19M | 112.97M | 119.65M | 126.2M | 122.37M | 123.53M | 53.24M | 52.13M | 60.86M | 56.67M | 88.2M | 96.18M | 116.33M | 21.42M | 11.13M |
| Cash & Short-Term Investments | 83.1M | 75.25M | 78.02M | 108.54M | 89.83M | 105.69M | 114.7M | 85.12M | 95.29M | 97.8M | 100.44M | 100.19M | 28.57M | 20.23M | 26.14M | 30.21M | 55.34M | 59.12M | 79.29M | 240K | 42K |
| Cash Only | 42.48M | 48.08M | 29.63M | 68.1M | 56.35M | 74.36M | 94.25M | 26.39M | 21.95M | 27.78M | 61.36M | 99.93M | 15.5M | 14.37M | 16.64M | 18.51M | 55.34M | 59.12M | 79.29M | 240K | 42K |
| Short-Term Investments | 40.62M | 27.17M | 48.39M | 40.45M | 33.48M | 31.33M | 20.45M | 58.74M | 73.34M | 70.02M | 39.07M | 257K | 13.07M | 5.86M | 9.5M | 11.71M | 0 | 0 | 0 | 0 | 0 |
| Accounts Receivable | 10.66M | 76.64M | 67.48M | 48.11M | 36.1M | 21.11M | 13.1M | 13.48M | 14.29M | 19.18M | 14.05M | 13.47M | 12.4M | 20.83M | 18.4M | 7.56M | 11.93M | 18.23M | 25.56M | 14.6M | 6.76M |
| Days Sales Outstanding | 131.92 | 207.67 | 169.92 | 136.82 | 104.92 | 74.15 | 51.93 | 67.55 | 70.02 | 110.86 | 93.7 | 109.98 | 148.71 | 176.6 | 157.53 | 98.35 | 94.94 | 141.51 | 179.02 | 150.5 | 123.09 |
| Inventory | 44.05M | 24.26M | 24.91M | 26.15M | 28.37M | 20.38M | 11.75M | 10.32M | 7.14M | 5.51M | 4.55M | 6.5M | 8.2M | 4.96M | 5.13M | 7.82M | 9.77M | 10.36M | 8.49M | 4.79M | 2.89M |
| Days Inventory Outstanding | 337.25 | 188.71 | 189.33 | 231.27 | 270.79 | 227.73 | 151.79 | 185.18 | 145.77 | 105.59 | 93.04 | 124.2 | 218.37 | 104.4 | 83.6 | 141.04 | 149.98 | 214.89 | 163.73 | 117.74 | 129.64 |
| Other Current Assets | 0 | 5.06M | 1.76M | 2.18M | 2.26M | 2.87M | 2.65M | 981K | 97K | 3.42M | 3.26M | 2.64M | 3.08M | 5.38M | 7.74M | 9.07M | 6.73M | 6.74M | 2M | 1.42M | 676K |
| Total Non-Current Assets | 47.74M | 50.3M | 69.14M | 67.5M | 59.17M | 61.93M | 61.12M | 75.81M | 60.19M | 35.55M | 26.69M | 28.27M | 32.7M | 50.06M | 43.7M | 54.04M | 45.72M | 46.79M | 4.28M | 5.88M | 2.4M |
| Property, Plant & Equipment | 18.88M | 20.64M | 25.12M | 30.17M | 32.7M | 35.01M | 36.27M | 30.04M | 26.81M | 13.39M | 8.64M | 10.62M | 13.21M | 13.9M | 15.97M | 16.17M | 22.31M | 16.96M | 1.84M | 1.67M | 1.06M |
| Fixed Asset Turnover | 5.05x | 6.53x | 5.77x | 4.25x | 3.84x | 2.97x | 2.54x | 2.42x | 2.78x | 4.72x | 6.33x | 4.21x | 2.30x | 3.10x | 2.67x | 1.73x | 2.05x | 2.77x | 28.25x | 21.19x | 18.99x |
| Goodwill | 11.13M | 12.79M | 12.79M | 12.79M | 12.79M | 12.79M | 12.79M | 12.79M | 12.79M | 12.79M | 12.79M | 12.79M | 12.79M | 12.79M | 12.79M | 12.79M | 12.79M | 12.79M | 0 | 0 | 0 |
| Intangible Assets | 0 | 0 | 0 | 0 | 0 | 37K | 49K | 65K | 640K | 1.27M | 1.9M | 2.53M | 3.17M | 4.01M | 4.93M | 6.99M | 8.35M | 10.99M | 321K | 345K | 312K |
| Long-Term Investments | 21.55M | 8.03M | 21.83M | 13.83M | 3.06M | 2.3M | 0 | 15.42M | 1.27M | 182K | 2.09M | 2.32M | 267K | 13.69M | 4.77M | 11.2M | -2.1M | 0 | 0 | 0 | 0 |
| Other Non-Current Assets | 808K | 577K | 391K | 388K | 366K | 367K | 988K | 598K | 368K | 12K | 4K | -936K | 2.85M | 4.47M | 4.37M | 6.43M | 2.26M | 5.61M | 2M | 3.72M | 854K |
| Total Assets | 191.43M | 231.51M | 242.79M | 252.97M | 217.04M | 213.69M | 204.31M | 188.77M | 179.84M | 161.74M | 149.06M | 151.8M | 85.94M | 102.2M | 104.55M | 110.71M | 133.92M | 142.97M | 120.61M | 27.3M | 13.54M |
| Asset Turnover | 0.48x | 0.58x | 0.60x | 0.51x | 0.58x | 0.49x | 0.45x | 0.39x | 0.41x | 0.39x | 0.37x | 0.29x | 0.35x | 0.42x | 0.41x | 0.25x | 0.34x | 0.33x | 0.43x | 1.30x | 1.48x |
| Asset Growth % | -27.46% | -4.65% | -4.02% | 16.56% | 1.57% | 4.59% | 8.23% | 4.97% | 11.19% | 8.51% | -1.8% | 76.63% | -15.91% | -2.26% | -5.56% | -17.33% | -6.33% | 18.54% | 341.74% | 101.67% | - |
| Total Current Liabilities | 19.89M | 17.35M | 23.43M | 21.47M | 18.3M | 19.79M | 15.73M | 27.83M | 27.13M | 19.83M | 17.16M | 16.02M | 11.52M | 10.94M | 12.86M | 9.88M | 10.35M | 17.5M | 13.19M | 6.62M | 5.18M |
| Accounts Payable | 7.66M | 2.11M | 3.11M | 3M | 814K | 909K | 1.12M | 1.19M | 1.44M | 4.09M | 1.5M | 1.86M | 1.82M | 1.21M | 2.15M | 1.51M | 1.43M | 1.95M | 2.27M | 1.7M | 1.11M |
| Days Payables Outstanding | 43.1 | 16.44 | 23.63 | 26.53 | 7.77 | 10.16 | 14.45 | 21.4 | 29.39 | 78.34 | 30.78 | 35.62 | 48.36 | 25.47 | 35.07 | 27.15 | 21.93 | 40.49 | 43.76 | 41.71 | 50.01 |
| Short-Term Debt | 0 | 0 | 0 | 0 | 0 | 1.56M | 0 | 0 | 0 | 11K | 11K | 10K | 0 | 0 | 18K | 167K | 288K | 468K | 172K | 210K | 531K |
| Deferred Revenue (Current) | 4.04M | 1.04M | 571K | 1.1M | 1.2M | 3.32M | 1.55M | 15.75M | 16.27M | 6.42M | 7.27M | 5.88M | 519K | 779K | 918K | 859K | 2.34M | 4.63M | 4M | 488K | 145K |
| Other Current Liabilities | 2.4M | 205K | 1.09M | 1.06M | 968K | 3.82M | 760K | 3.83M | 2.65M | 11.74M | 2.66M | 3.18M | 6.07M | 3.81M | 10.04M | 7.3M | 7.15M | 13.46M | 0 | 1.49M | 1.59M |
| Current Ratio | 7.22x | 10.44x | 7.41x | 8.64x | 8.63x | 7.67x | 9.10x | 4.06x | 4.41x | 6.36x | 7.13x | 7.71x | 4.62x | 4.76x | 4.73x | 5.74x | 8.52x | 5.50x | 8.82x | 3.23x | 2.15x |
| Quick Ratio | 5.01x | 9.04x | 6.35x | 7.42x | 7.08x | 6.64x | 8.36x | 3.69x | 4.15x | 6.08x | 6.87x | 7.30x | 3.91x | 4.31x | 4.33x | 4.94x | 7.58x | 4.91x | 8.17x | 2.51x | 1.59x |
| Cash Conversion Cycle | 426.06 | 379.93 | 335.62 | 341.55 | 367.94 | 291.72 | 189.27 | 231.34 | 186.41 | 138.11 | 155.97 | 198.56 | 318.71 | 255.53 | 206.07 | 212.24 | 222.99 | 315.91 | 298.99 | 226.54 | 202.72 |
| Total Non-Current Liabilities | 6.79M | 7.97M | 9.35M | 11.7M | 13.4M | 15.13M | 16.96M | 24.93M | 39.33M | 59.38M | 66.77M | 72.12M | 4.5M | 4.34M | 4.32M | 3.88M | 2.77M | 4.5M | 420K | 620K | 234K |
| Long-Term Debt | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16K | 27K | 38K | 0 | 0 | 0 | 0 | 85K | 246K | 385K | 557K | 133K |
| Capital Lease Obligations | 24.31M | 6.9M | 9.3M | 11.49M | 13.28M | 14.88M | 16.44M | 11.53M | 12.56M | 1.7M | 0 | 0 | 0 | 0 | 0 | 18K | 144K | 369K | 27K | 63K | 101K |
| Deferred Tax Liabilities | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.23M | 2.36M | 1.99M | 2.13M | 1.71M | 1.52M | 317K | 447K | 119K | 0 | 0 |
| Other Non-Current Liabilities | 1.2M | 1.07M | 57K | 207K | 121K | 247K | 430K | 278K | 236K | 0 | 554K | 718K | 2.45M | 2.08M | 2.2M | 2.08M | 2.22M | 3.44M | 8K | 0 | 0 |
| Total Liabilities | 26.68M | 25.32M | 32.78M | 33.17M | 31.7M | 34.91M | 32.69M | 52.76M | 66.46M | 79.21M | 83.93M | 88.14M | 16.02M | 15.28M | 17.17M | 13.76M | 13.12M | 22M | 13.61M | 7.24M | 5.41M |
| Total Debt | 8.49M | 9.43M | 11.32M | 13.28M | 14.88M | 16.44M | 17.69M | 12.56M | 13.48M | 27K | 38K | 48K | 0 | 0 | 18K | 185K | 517K | 1.08M | 621K | 830K | 765K |
| Net Debt | -33.99M | -38.65M | -18.31M | -54.82M | -41.48M | -57.91M | -76.57M | -13.83M | -8.47M | -27.75M | -61.33M | -99.88M | -15.5M | -14.37M | -16.62M | -18.32M | -54.82M | -58.03M | -78.67M | 590K | 723K |
| Debt / Equity | 0.05x | 0.05x | 0.05x | 0.06x | 0.08x | 0.09x | 0.10x | 0.09x | 0.12x | 0.00x | 0.00x | 0.00x | - | - | 0.00x | 0.00x | 0.00x | 0.01x | 0.01x | 0.04x | 0.09x |
| Debt / EBITDA | 0.61x | 0.33x | 0.44x | 0.54x | 0.48x | 0.83x | 0.48x | 0.85x | 0.97x | 0.00x | 0.01x | - | - | - | - | - | 2.18x | 0.15x | 0.05x | 0.09x | 0.20x |
| Net Debt / EBITDA | -2.43x | -1.36x | -0.72x | -2.21x | -1.33x | -2.93x | -2.09x | -0.94x | -0.61x | -4.00x | -15.19x | - | - | -15.81x | - | - | -231.31x | -7.91x | -5.86x | 0.06x | 0.19x |
| Interest Coverage | - | - | - | - | - | - | - | - | 11441.00x | 4624.50x | 1238.67x | -284.05x | - | - | -1418.33x | -738.53x | -70.70x | 134.87x | 174.35x | 88.84x | 47.27x |
| Total Equity | 164.76M | 206.19M | 210.01M | 219.81M | 185.34M | 178.78M | 171.62M | 136.01M | 113.38M | 82.53M | 65.13M | 63.66M | 69.92M | 86.92M | 87.38M | 96.95M | 120.8M | 120.97M | 107M | 20.06M | 8.13M |
| Equity Growth % | -24.56% | -1.82% | -4.46% | 18.6% | 3.67% | 4.17% | 26.18% | 19.96% | 37.38% | 26.71% | 2.32% | -8.95% | -19.56% | -0.53% | -9.87% | -19.74% | -0.14% | 13.06% | 433.37% | 146.84% | - |
| Book Value per Share | 3.23 | 3.81 | 3.63 | 3.81 | 3.22 | 3.04 | 3.03 | 2.43 | 2.05 | 1.48 | 1.17 | 1.22 | 1.35 | 1.70 | 1.70 | 1.84 | 2.32 | 2.30 | 2.26 | 0.48 | 0.20 |
| Total Shareholders' Equity | 164.76M | 206.19M | 210.01M | 219.81M | 185.34M | 178.78M | 171.62M | 136.01M | 113.38M | 82.53M | 65.13M | 63.66M | 69.92M | 86.92M | 87.38M | 96.95M | 120.8M | 120.97M | 107M | 20.06M | 8.13M |
| Common Stock | 67K | 67K | 66K | 65K | 64K | 64K | 62K | 61K | 59K | 58K | 57K | 55K | 54K | 53K | 53K | 53K | 53K | 51K | 50K | 40K | 38K |
| Retained Earnings | 106.89M | 128.67M | 105.71M | 82.66M | 61.15M | 37.1M | 22.83M | -3.55M | -14.47M | -45.92M | -58.27M | -59.31M | -47.67M | -28.96M | -25.86M | -17.6M | 8.84M | 12.45M | 8.76M | 99K | -5.69M |
| Treasury Stock | -190.08M | -166.85M | -130.87M | -80.49M | -80.49M | -53.83M | -30.49M | -30.49M | -30.49M | -20.49M | -16.21M | -6.83M | -6.83M | -4M | -4M | 0 | 0 | 0 | 0 | 0 | 0 |
| Accumulated OCI | -530K | -94K | 98K | -44K | -349K | -149K | 53K | -37K | -133K | -125K | -118K | -64K | -73K | -107K | -79K | -92K | -80K | -66K | -340K | -840K | -736K |
| Minority Interest | 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 ERII stock.
As of 2025, Energy Recovery, Inc. (ERII) had total assets of $231.5M including $181.2M in current assets.
Energy Recovery, Inc. (ERII) carries total debt of $9.4M, offset by $75.2M in cash and short-term investments. Comparing total debt to cash helps evaluate the company's debt burden and net leverage.
Energy Recovery, Inc. (ERII) has total shareholders' equity (book value) of $206.2M ($3.81 book value per share). Book value represents the net worth of the company belonging to common stock holders.
Energy Recovery, Inc. (ERII) reported a current ratio of 10.44x. A current ratio above 1.0x indicates that the company has more current assets than current liabilities, suggesting sufficient short-term liquidity.
Key Metrics
Top Statement Risk
Buybacks outpacing earnings generation
Metrics are mathematically derived from official filings.
Balance Sheet Contracts Under Buyback Pressure
Total assets fell roughly 19% to $197.7 million between early 2024 and mid-2026 while equity declined about 20% to $172.5 million, per ERII's quarterly balance sheets, a contraction driven by sustained share repurchases rather than operating losses or debt accumulation.
The equity decline from $210.0 million in 2024Q4 to $172.5 million in 2026Q2 appears inconsistent with the retained-earnings trajectory, which rose from $105.7 million to $113.2 million over the same window — pointing to repurchases, not losses, as the principal driver of the shrinking capital base. While this reflects a deliberate capital-allocation posture rather than financial distress, it leaves a thinner balance-sheet cushion against the operating volatility evident in the recent income statement, and investors may want to weigh how much further the company intends to run this strategy during loss-making quarters.
Liquid Assets Dominate as PPE Shrinks
Property, plant and equipment fell about 33% to $19.3 million over the ten-quarter window while goodwill held near $11.1 million, per ERII's reported balance sheets, signaling an increasingly asset-light profile where cash and financial assets dominate rather than manufacturing capacity.
Cash alone represents roughly 31% of total assets in 2026Q2, versus net PPE at under 10%, a mix more characteristic of an intellectual-property-led licensor than a traditional pollution-control manufacturer. The goodwill step-down from $12.8 million to $11.1 million in 2026Q1 is modest in absolute terms and could reflect FX or purchase-accounting adjustments rather than impairment, but it warrants a closer read of the disclosures before drawing conclusions about franchise value.
Retained Earnings Build Cannot Offset Buybacks
Retained earnings rose from $74.4 million to $113.2 million over the period, yet total equity fell to $172.5 million as roughly $106.7 million of share repurchases overwhelmed internal accumulation, based on ERII's filings, suggesting capital returns are running ahead of earnings generation.
With no dividends and heavy repurchase activity, the equity narrative is dominated by capital return rather than retained-earnings compounding — a pattern that can flatter per-share metrics while the absolute capital base erodes. Given the operating losses recorded in the first half of 2026 per the income-statement analysis, continued buybacks during loss-making quarters would accelerate book-value shrinkage without an offsetting earnings contribution, an allocation posture that appears aggressive relative to the durability of the cash flows funding it.
Liquidity Buffer High, Cash Swing Notable
The current ratio ranged between 7.3x and 10.7x across ten quarters while cash swung from $70.8 million down to $29.6 million and back to $61.4 million, per ERII's balance sheets, indicating a substantial liquidity buffer whose volatility appears tied to working-capital timing.
A current ratio above 7x against total liabilities near $25.3 million suggests ERII carries essentially no near-term solvency or refinancing pressure, consistent with the near-negligible debt load. However, the roughly $41 million peak-to-trough cash swing across the series appears tied to working-capital timing rather than a stable treasury position, so the buffer should be assessed alongside the lumpy operating cash flows rather than in isolation.
Deferred Revenue Collapse and PPE Erosion
Deferred revenue shrank from $3.5 million to just $1.1 million and net PPE slid to $19.3 million, per ERII's reported figures, a combination that may indicate weakening forward order visibility alongside underinvestment in the productive asset base supporting future manufacturing output.
Deferred revenue at $1.1 million is negligible against a roughly $120 million trailing revenue base, offering essentially no forward-visibility signal from the balance sheet — meaning the revenue-concentration and Q4-timing risks identified earlier have no contractual backstop visible here. The simultaneous 33% decline in net PPE raises a separate question: whether the company is deliberately optimizing for asset-light economics or deferring maintenance and capacity investment that could constrain future delivery, particularly given the fixed-cost base implied by recent operating losses. Both readings are plausible from the data alone and warrant further investigation.