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Amprius Technologies, Inc.(AMPX)Earnings, Financials & Key Ratios
AMPX•NYSE
$22.19
$3.04B mkt cap·Price updated May 6, 2026
AboutAmprius Technologies, Inc. manufactures and distributes lithium-ion batteries. Its products include silicon nanowire anode lithium-ion batteries. The company serves the aerospace, defense, and electric vehicle industries. Amprius Technologies, Inc. was incorporated in 2008 and is headquartered in Fremont, California.Show more
- Revenue$73M+202.1%
- EBITDA-$42M-7.5%
- Net Income-$44M+1.4%
- EPS (Diluted)-0.35+22.2%
- Gross Margin11.32%+114.9%
- EBITDA Margin-57.91%+64.4%
- Operating Margin-63.89%+65.2%
- Net Margin-60.3%+67.4%
- ROE-50.81%+26.5%
- ROIC-66.45%-1.5%
- Debt/Equity0.38-29.3%
AMPX Key Insights
Amprius Technologies, Inc. (AMPX) fundamental analysis — strengths, weaknesses & financial health based on data analysis
✓Strengths
- ✓Momentum leader: RS Rating 97 (top 3%)
- ✓Strong 5Y sales CAGR of 73.2%
- ✓Trading near 52-week high
✗Weaknesses
- ✗Profits declining 42.8% over 5 years
- ✗Negative free cash flow
- ✗Shares diluted 22.3% in last year
- ✗Expensive at 26.6x book value
* These insights are generated automatically based on available financial data. Please conduct your own research before making investment decisions.
AMPX Price & Volume
Amprius Technologies, Inc. (AMPX) stock price & volume — 10-year historical chart
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AMPX Growth Metrics
Amprius Technologies, Inc. (AMPX) revenue, earnings & EPS growth — 3, 5 & 10-year CAGR
Revenue CAGR
10 Years-
5 Years73.24%
3 Years154.89%
TTM202.11%
Profit CAGR
10 Years-
5 Years-
3 Years-
TTM1.45%
EPS CAGR
10 Years-
5 Years-
3 Years-
TTM21.45%
Return on Capital
10 Years-94.56%
5 Years-58.57%
3 Years-42.87%
Last Year-38.4%
AMPX Recent Earnings
Amprius Technologies, Inc. (AMPX) EPS & revenue vs analyst estimates — last 4 quarters
●Beat EPS 8/12 qtrs (67%)●Beat Revenue 9/12 qtrs (75%)
Q2 2026Latest
Mar 4, 2026EPS
$0.01
Est $0.04
+73.7%
Revenue
$25M
Est $23M
+10.1%
Q4 2025
Nov 6, 2025EPS
$0.03
Est $0.06
+50.0%
Revenue
$21M
Est $23M
-6.7%
Q3 2025
Aug 7, 2025EPS
$0.05
Est $0.08
+37.5%
Revenue
$15M
Est $12M
+21.4%
Q2 2025
May 8, 2025EPS
$0.08
Est $0.09
+11.1%
Revenue
$11M
Est $11M
-1.0%
| Quarter | Date | EPS (Act vs Est) | Revenue (Act vs Est) |
|---|---|---|---|
| Q2 2026Latest | Mar 4, 2026 | $0.01vs $0.04+73.7% | $25Mvs $23M+10.1% |
| Q4 2025 | Nov 6, 2025 | $0.03vs $0.06+50.0% | $21Mvs $23M-6.7% |
| Q3 2025 | Aug 7, 2025 | $0.05vs $0.08+37.5% | $15Mvs $12M+21.4% |
| Q2 2025 | May 8, 2025 | $0.08vs $0.09+11.1% | $11Mvs $11M-1.0% |
Based on last 12 quarters of dataView full earnings history →
AMPX Peer Comparison
Amprius Technologies, Inc. (AMPX) competitors in Battery Cells and Materials — business model, growth, and fundamentals comparison
| Company | Market Cap | Stock Price | P/E Ratio (TTM) | Revenue Growth 1Y | Net Margin | Return on Equity (ROE) | FCF Yield | Debt / Equity |
|---|---|---|---|---|---|---|---|---|
 CBAT | 70.85M | 0.79 | 6.08 | -13.61% | -4.03% | -5.5% | 0.25 | |
 SES | 317.03M | 0.98 | -4.47 | 9.29% | -331.72% | -32.48% | 0.04 | |
 QS | 4.87B | 7.95 | -10.46 | -37.3% | 0.06 | |||
 SLDP | 726.87K | 3.35 | -6.56 | 7.98% | -5.12% | -21.56% | 0.02 | |
 MVST | 633.36M | 1.96 | -21.78 | 12.56% | -6.83% | -7.4% | 0.45 | |
 ALB | 22.7B | 192.61 | -33.50 | -4.37% | -5% | -2.7% | 0.34 | |
 MP | 12.91B | 72.65 | -145.30 | 35.12% | -31.18% | -5.04% | 0.44 | |
 ENPH | 4.72B | 35.80 | 27.75 | 10.72% | 9.64% | 13.28% | 1.14 |
Compare AMPX vs Peers
Amprius Technologies, Inc. (AMPX) vs competitors — business, growth, and fundamentals comparison against the closest industry rivals.
AMPX Income Statement
Amprius Technologies, Inc. (AMPX) annual income statement — 10-year revenue, gross profit & net income history
10Y historyFree accessUpdated daily
| Line item | Dec'20 | Dec'21 | Dec'22 | Dec'23 | Dec'24 | Dec'25 |
|---|---|---|---|---|---|---|
| Sales/Revenue | 4.68M | 2.77M | 4.41M | 8.79M | 24.17M | 73.01M |
| Revenue Growth % | - | -40.76% | 59.05% | 99.39% | 174.91% | 202.11% |
| Cost of Goods Sold | 6.7M | 7.1M | 9.85M | 23.73M | 42.5M | 64.75M |
| COGS % of Revenue | 143.09% | 256.17% | 223.36% | 269.92% | 175.85% | 88.68% |
| Gross Profit | -2.02M▲ 0% | -4.33M▼ 114.7% | -5.44M▼ 25.6% | -14.94M▼ 174.6% | -18.33M▼ 22.7% | 8.26M▲ 145.1% |
| Gross Margin % | -43.09% | -156.17% | -123.36% | -169.92% | -75.85% | 11.32% |
| Gross Profit Growth % | - | -114.73% | -25.64% | -174.65% | -22.71% | 145.08% |
| Operating Expenses | 5.43M | 6.29M | 12.6M | 23.77M | 26.07M | 54.91M |
| OpEx % of Revenue | 116.11% | 227.06% | 285.82% | 270.4% | 107.87% | 75.21% |
| Selling, General & Admin | 4.1M | 4.84M | 10.57M | 20.36M | 18.73M | 22.96M |
| SG&A % of Revenue | 87.69% | 174.75% | 239.78% | 231.56% | 77.49% | 31.44% |
| Research & Development | 1.33M | 1.45M | 2.03M | 3.68M | 7.34M | 9.43M |
| R&D % of Revenue | 28.42% | 52.31% | 46.04% | 41.83% | 30.39% | 12.92% |
| Other Operating Expenses | 0 | 0 | 0 | -262K | 0 | 22.52M |
| Operating Income | -7.45M▲ 0% | -10.62M▼ 42.6% | -18.04M▼ 69.8% | -38.71M▼ 114.6% | -44.4M▼ 14.7% | -46.65M▼ 5.1% |
| Operating Margin % | -159.2% | -383.23% | -409.19% | -440.33% | -183.72% | -63.89% |
| Operating Income Growth % | - | -42.61% | -69.83% | -114.56% | -14.7% | -5.06% |
| EBITDA | -6.21M | -9.18M | -15.95M | -36.9M | -39.35M | -42.28M |
| EBITDA Margin % | -132.78% | -331.24% | -361.67% | -419.78% | -162.81% | -57.91% |
| EBITDA Growth % | - | -47.79% | -73.67% | -131.42% | -6.62% | -7.46% |
| D&A (Non-Cash Add-back) | 1.24M | 1.44M | 2.1M | 1.81M | 5.05M | 4.37M |
| EBIT | -7.41M | -9.9M | -17.33M | -38.71M | -44.4M | -46.65M |
| Net Interest Income | -5K | 0 | 0 | 0 | 0 | 0 |
| Interest Income | 0 | 0 | 0 | 0 | 0 | 0 |
| Interest Expense | 5K | 0 | 0 | 0 | 0 | 0 |
| Other Income/Expense | 31K | 727K | 709K | 1.93M | -271K | 2.62M |
| Pretax Income | -7.42M▲ 0% | -9.9M▼ 33.4% | -17.33M▼ 75.1% | -36.78M▼ 112.2% | -44.67M▼ 21.5% | -44.02M▲ 1.4% |
| Pretax Margin % | -158.54% | -357% | -393.11% | -418.34% | -184.84% | -60.3% |
| Income Tax | 0 | 0 | 0 | 0 | 0 | 0 |
| Effective Tax Rate % | 0% | 0% | 0% | 0% | 0% | 0% |
| Net Income | -7.42M▲ 0% | -9.9M▼ 33.4% | -17.33M▼ 75.1% | -36.78M▼ 112.2% | -44.67M▼ 21.5% | -44.02M▲ 1.4% |
| Net Margin % | -158.54% | -357% | -393.11% | -418.34% | -184.84% | -60.3% |
| Net Income Growth % | - | -33.41% | -75.14% | -112.19% | -21.47% | 1.45% |
| Net Income (Continuing) | -7.42M | -9.9M | -17.33M | -36.78M | -44.67M | -44.02M |
| Discontinued Operations | 0 | 0 | 0 | 0 | 0 | 0 |
| Minority Interest | 0 | 0 | 0 | 0 | 0 | 0 |
| EPS (Diluted) | -0.07▲ 0% | -0.10▼ 32.3% | -0.20▼ 104.5% | -0.43▼ 115.0% | -0.45▼ 4.7% | -0.35▲ 22.2% |
| EPS Growth % | - | -32.34% | -104.5% | -115% | -4.65% | 22.22% |
| EPS (Basic) | -0.07 | -0.10 | -0.20 | -0.43 | -0.45 | -0.35 |
| Diluted Shares Outstanding | 100.99M | 100.99M | 84.61M | 86.2M | 101.87M | 124.64M |
| Basic Shares Outstanding | 100.99M | 100.99M | 84.61M | 86.2M | 101.87M | 124.64M |
| Dividend Payout Ratio | - | - | - | - | - | - |
AMPX Balance Sheet
Amprius Technologies, Inc. (AMPX) balance sheet — assets, liabilities & shareholders' equity
| Line item | Dec'20 | Dec'21 | Dec'22 | Dec'23 | Dec'24 | Dec'25 |
|---|---|---|---|---|---|---|
| Total Current Assets | 1.19M | 14.18M | 75.17M | 50.52M | 68.76M | 126.44M |
| Cash & Short-Term Investments | 2K | 11.49M | 69.7M | 45.76M | 55.16M | 90.47M |
| Cash Only | 2K | 11.49M | 69.7M | 45.76M | 55.16M | 90.47M |
| Short-Term Investments | 0 | 0 | 0 | 0 | 0 | 0 |
| Accounts Receivable | 348K | 262K | 686K | 1.26M | 5.58M | 23.74M |
| Days Sales Outstanding | 27.15 | 34.5 | 56.79 | 52.52 | 84.28 | 118.67 |
| Inventory | 517K | 500K | 500K | 730K | 6.57M | 6.74M |
| Days Inventory Outstanding | 28.19 | 25.7 | 18.53 | 11.23 | 56.46 | 37.97 |
| Other Current Assets | 238K | 1.77M | 1.9M | 2.77M | 1.45M | 5.5M |
| Total Non-Current Assets | 5.47M | 4.35M | 8M | 57.21M | 52.36M | 30.45M |
| Property, Plant & Equipment | 5.25M | 4.21M | 6.99M | 56.91M | 50.99M | 29.2M |
| Fixed Asset Turnover | 0.89x | 0.66x | 0.63x | 0.15x | 0.47x | 2.50x |
| Goodwill | 0 | 0 | 0 | 0 | 0 | 0 |
| Intangible Assets | 0 | 0 | 0 | 0 | 0 | 0 |
| Long-Term Investments | 0 | 0 | 0 | 0 | 1.3M | 0 |
| Other Non-Current Assets | 217K | 141K | 1.01M | 305K | 69K | 1.26M |
| Total Assets | 6.66M▲ 0% | 18.53M▲ 178.2% | 83.17M▲ 348.9% | 107.74M▲ 29.5% | 121.13M▲ 12.4% | 156.89M▲ 29.5% |
| Asset Turnover | 0.70x | 0.15x | 0.05x | 0.08x | 0.20x | 0.47x |
| Asset Growth % | - | 178.22% | 348.92% | 29.54% | 12.43% | 29.53% |
| Total Current Liabilities | 3.94M | 4.17M | 6.92M | 13.46M | 17.21M | 17.87M |
| Accounts Payable | 2.28M | 359K | 1.03M | 3.34M | 7.42M | 6.7M |
| Days Payables Outstanding | 124.36 | 18.45 | 38.1 | 51.39 | 63.76 | 37.77 |
| Short-Term Debt | 743K | 0 | 0 | 0 | 0 | 4.67M |
| Deferred Revenue (Current) | 116K | 2.36M | 2.66M | 3.43M | 1.64M | 100K |
| Other Current Liabilities | 385K | 217K | 674K | 3.44M | 4.83M | 6.4M |
| Current Ratio | 0.30x | 3.40x | 10.87x | 3.75x | 4.00x | 7.08x |
| Quick Ratio | 0.17x | 3.28x | 10.80x | 3.70x | 3.61x | 6.70x |
| Cash Conversion Cycle | -69.02 | 41.75 | 37.22 | 12.36 | 76.98 | 118.86 |
| Total Non-Current Liabilities | 1.54M | 501K | 3.22M | 34.48M | 34.44M | 35.21M |
| Long-Term Debt | 0 | 0 | 0 | 0 | 0 | 0 |
| Capital Lease Obligations | 0 | 0 | 2.5M | 34.48M | 34.44M | 35.21M |
| Deferred Tax Liabilities | 0 | 0 | 0 | 0 | 0 | 0 |
| Other Non-Current Liabilities | 0 | 0 | 0 | 0 | 0 | 0 |
| Total Liabilities | 5.49M | 4.67M | 10.14M | 47.94M | 51.65M | 53.08M |
| Total Debt | 743K | 0 | 3.02M | 35.57M | 37.76M | 39.87M |
| Net Debt | 741K | -11.49M | -66.67M | -10.19M | -17.4M | -50.59M |
| Debt / Equity | 0.64x | - | 0.04x | 0.59x | 0.54x | 0.38x |
| Debt / EBITDA | - | - | - | - | - | - |
| Net Debt / EBITDA | - | - | - | - | - | - |
| Interest Coverage | -1482.60x | - | - | - | - | - |
| Total Equity | 1.17M▲ 0% | 13.86M▲ 1085.5% | 73.03M▲ 427.0% | 59.8M▼ 18.1% | 69.47M▲ 16.2% | 103.81M▲ 49.4% |
| Equity Growth % | - | 1085.46% | 427.01% | -18.12% | 16.17% | 49.43% |
| Book Value per Share | 0.01 | 0.14 | 0.86 | 0.69 | 0.68 | 0.83 |
| Total Shareholders' Equity | 1.17M | 13.86M | 73.03M | 59.8M | 69.47M | 103.81M |
| Common Stock | 1K | 7K | 8K | 9K | 12K | 13K |
| Retained Earnings | -65.5M | -75.4M | -92.89M | -129.66M | -174.33M | -218.36M |
| Treasury Stock | 0 | 0 | 0 | 0 | 0 | 0 |
| Accumulated OCI | 0 | 0 | 0 | 0 | 0 | 4K |
| Minority Interest | 0 | 0 | 0 | 0 | 0 | 0 |
AMPX Cash Flow Statement
Amprius Technologies, Inc. (AMPX) cash flow — operating, investing & free cash flow history
| Line item | Dec'20 | Dec'21 | Dec'22 | Dec'23 | Dec'24 | Dec'25 |
|---|---|---|---|---|---|---|
| Cash from Operations | -5.04M | -8.02M | -13.88M | -25.55M | -33.35M | -31.13M |
| Operating CF Margin % | -107.8% | -289.18% | -314.86% | -290.67% | -138.01% | -42.64% |
| Operating CF Growth % | - | -58.92% | -73.18% | -84.07% | -30.52% | 6.65% |
| Net Income | -7.42M | -9.9M | -17.33M | -36.78M | -44.67M | -44.02M |
| Depreciation & Amortization | 1.24M | 1.44M | 1.54M | 1.81M | 3.81M | 4.37M |
| Stock-Based Compensation | 82K | 2.47M | 2.71M | 3.88M | 7.34M | 0 |
| Deferred Taxes | 0 | 0 | 0 | 0 | 0 | 0 |
| Other Non-Cash Items | 58K | -37K | 2.14M | 4.79M | 8.25M | 35.53M |
| Working Capital Changes | 998K | -2M | -2.94M | 751K | -8.08M | -27.01M |
| Change in Receivables | -26K | 86K | -424K | -579K | -4.32M | -18.61M |
| Change in Inventory | -135K | 17K | 0 | -230K | -5.84M | -161K |
| Change in Payables | 1.84M | -1.8M | 517K | 616K | 5.88M | -998K |
| Cash from Investing | -527K | -609K | -1.48M | -17.55M | -3.21M | -4.4M |
| Capital Expenditures | -527K | -609K | -1.48M | -17.55M | -3.21M | -4.4M |
| CapEx % of Revenue | 11.26% | 21.97% | 33.59% | 199.64% | 13.27% | 6.03% |
| Acquisitions | 0 | 0 | 0 | 0 | 0 | 0 |
| Investments | - | - | - | - | - | - |
| Other Investing | 0 | 0 | 0 | 0 | 0 | 0 |
| Cash from Financing | 5.57M | 20.11M | 73.63M | 19.17M | 47.15M | 71.04M |
| Debt Issued (Net) | 743K | 0 | 0 | 0 | 0 | 0 |
| Equity Issued (Net) | 0 | 0 | 0 | 19.46M | 33.42M | 71.04M |
| Dividends Paid | 0 | 0 | 0 | 0 | 0 | 0 |
| Share Repurchases | 0 | 0 | 0 | 0 | 0 | 0 |
| Other Financing | 4.83M | 20.11M | 73.63M | -290K | 13.74M | 0 |
| Net Change in Cash | 2K▲ 0% | 11.49M▲ 574250.0% | 58.26M▲ 407.2% | -23.93M▼ 141.1% | 10.59M▲ 144.3% | 35.31M▲ 233.3% |
| Free Cash Flow | -5.57M▲ 0% | -8.63M▼ 54.8% | -15.36M▼ 78.1% | -43.1M▼ 180.6% | -36.56M▲ 15.2% | -35.53M▲ 2.8% |
| FCF Margin % | -119.06% | -311.15% | -348.45% | -490.31% | -151.28% | -48.67% |
| FCF Growth % | - | -54.82% | -78.12% | -180.56% | 15.18% | 2.8% |
| FCF per Share | -0.06 | -0.09 | -0.18 | -0.50 | -0.36 | -0.29 |
| FCF Conversion (FCF/Net Income) | 0.68x | 0.81x | 0.80x | 0.69x | 0.75x | 0.71x |
| Interest Paid | 0 | 0 | 0 | 0 | 0 | 0 |
| Taxes Paid | 0 | 0 | 0 | 0 | 0 | 0 |
AMPX Key Ratios
Amprius Technologies, Inc. (AMPX) financial ratios — P/E, ROE, debt and 30+ core market and balance-sheet ratios
| Metric | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|
| Return on Equity (ROE) | -634.56% | -131.71% | -39.89% | -55.37% | -69.11% | -50.81% |
| Return on Invested Capital (ROIC) | - | -372.39% | -310.05% | -103.75% | -65.5% | -66.45% |
| Gross Margin | -43.09% | -156.17% | -123.36% | -169.92% | -75.85% | 11.32% |
| Net Margin | -158.54% | -357% | -393.11% | -418.34% | -184.84% | -60.3% |
| Debt / Equity | 0.64x | - | 0.04x | 0.59x | 0.54x | 0.38x |
| Interest Coverage | -1482.60x | - | - | - | - | - |
| FCF Conversion | 0.68x | 0.81x | 0.80x | 0.69x | 0.75x | 0.71x |
| Revenue Growth | - | -40.76% | 59.05% | 99.39% | 174.91% | 202.11% |
AMPX SEC Filings & Documents
Amprius Technologies, Inc. (AMPX) SEC filings — annual & quarterly reports (10-K, 10-Q)
AMPX Frequently Asked Questions
Amprius Technologies, Inc. (AMPX) stock FAQ — growth, dividends, profitability & financials explained
Growth & Financials
Amprius Technologies, Inc. (AMPX) reported $73.0M in revenue for fiscal year 2025. This represents a 1460% increase from $4.7M in 2020.
Amprius Technologies, Inc. (AMPX) grew revenue by 202.1% over the past year. This is strong growth.
Amprius Technologies, Inc. (AMPX) reported a net loss of $44.0M for fiscal year 2025.
Dividend & Returns
Amprius Technologies, Inc. (AMPX) has a return on equity (ROE) of -50.8%. Negative ROE indicates the company is unprofitable.
Amprius Technologies, Inc. (AMPX) had negative free cash flow of $35.5M in fiscal year 2025, likely due to heavy capital investments.
Explore More AMPX
Amprius Technologies, Inc. (AMPX) financial analysis — history, returns, DCA and operating performance tools
Total Return Calculator
Historical returns with dividends reinvested
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Dividend History
Yield, growth, payout safety & DRIP
Earnings History
EPS trends, net income & profitability
Price History
Long-term charts & historical price data
Revenue History
Sales growth patterns & revenue breakdown
Financial Ratios
30 years of market, efficiency and balance-sheet ratios
Valuation
DCF intrinsic value, peer multiples & estimates