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Amprius Technologies, Inc.(AMPX)Earnings, Financials & Key Ratios
AMPX•NYSE
Price updated Jun 19, 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%
AMPX Key Insights
Amprius Technologies, Inc. (AMPX) fundamental analysis — strengths, weaknesses & financial health based on data analysis
✓Strengths
- ✓Strong 5Y sales CAGR of 73.2%
✗Weaknesses
- ✗Profits declining 42.8% over 5 years
- ✗Negative free cash flow
- ✗Shares diluted 22.3% in last year
- ✗Trading more than 30% below 52-week high
- ✗Expensive at 19.4x book value
* These insights are generated automatically based on available financial data. Please conduct your own research before making investment decisions.
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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%
TTM172.57%
Profit CAGR
10 Years-
5 Years-
3 Years-
TTM10.09%
EPS CAGR
10 Years-
5 Years-
3 Years-
TTM25.24%
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
May 7, 2026Metric
Actual
Est
EPS
$0.04-100.0%
$0.02
Rev
$29M+10.9%
$26M
Q2 2026
May 6, 2026Metric
Actual
Est
EPS
$0.04-100.0%
$0.02
Rev
$29M+10.9%
$26M
Q2 2026
Mar 4, 2026Metric
Actual
Est
EPS
$0.01+73.7%
$0.04
Rev
$25M+10.1%
$23M
Q4 2025
Nov 6, 2025Metric
Actual
Est
EPS
$0.03+50.0%
$0.06
Rev
$21M-6.7%
$23M
| Quarter | Date | EPS (Act vs Est) | Revenue (Act vs Est) |
|---|---|---|---|
| Q2 2026Latest | May 7, 2026 | $0.04vs $0.02-100.0% | $29Mvs $26M+10.9% |
| Q2 2026 | May 6, 2026 | $0.04vs $0.02-100.0% | $29Mvs $26M+10.9% |
| Q2 2026 | 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% |
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 | 60.59M | 0.68 | -6.84 | 10.52% | -7.43% | -0.06% | 0.00 | |
 SES | 358.24M | 1.11 | -5.05 | 9.29% | -331.72% | -32.48% | 0.04 | |
 QS | 4.93B | 8.04 | -10.58 | -37.3% | 0.06 | |||
 SLDP | 623.65K | 2.87 | -5.63 | 7.98% | -485.47% | -21.56% | 0.02 | |
 MVST | 429.77M | 1.29 | -14.33 | 12.56% | -11.52% | -10.76% | 0.45 | |
 ALB | 18.91B | 160.35 | -27.89 | -4.37% | -4.24% | -2.29% | 0.34 | |
 MP | 10.84B | 60.88 | -121.76 | 35.12% | -20.48% | -3.49% | 0.44 | |
 ENPH | 6.89B | 52.28 | 40.53 | 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
| Metric | Dec'20 | Dec'21 | Dec'22 | Dec'23 | Dec'24 | Dec'25 | TTM |
|---|---|---|---|---|---|---|---|
Sales/Revenue | 4.68M | 2.77M | 4.41M | 8.79M | 24.17M | 73.01M | 90.26M |
Revenue Growth % | - | -40.76% | 59.05% | 99.39% | 174.91% | 202.11% | 172.57% |
Cost of Goods Sold | 6.7M | 7.1M | 9.85M | 23.73M | 42.5M | 64.75M | 73.9M |
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% | 16.36M▲ 0% |
Gross Margin % | -43.09% | -156.17% | -123.36% | -169.92% | -75.85% | 11.32% | 18.13% |
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 | 37.5M |
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 | 26.28M |
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 | 11.23M |
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 | 0 |
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% | -21.14M▲ 0% |
Operating Margin % | -159.2% | -383.23% | -409.19% | -440.33% | -183.72% | -63.89% | -23.42% |
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 | -17.71M |
EBITDA Margin % | -132.78% | -331.24% | -361.67% | -419.78% | -162.81% | -57.91% | -19.63% |
EBITDA Growth % | - | -47.79% | -73.67% | -131.42% | -6.62% | -7.46% | 54.31% |
D&A (Non-Cash Add-back) | 1.24M | 1.44M | 2.1M | 1.81M | 5.05M | 4.37M | 3.42M |
EBIT | -7.41M | -9.9M | -17.33M | -38.71M | -44.4M | -46.65M | -21.14M |
Net Interest Income | -5K | 0 | 0 | 0 | 0 | 0 | 0 |
Interest Income | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Interest Expense | 5K | 0 | 0 | 0 | 0 | 0 | 0 |
Other Income/Expense | 31K | 727K | 709K | 1.93M | -271K | 2.62M | -18.56M |
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% | -39.7M▲ 0% |
Pretax Margin % | -158.54% | -357% | -393.11% | -418.34% | -184.84% | -60.3% | -43.98% |
Income Tax | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Effective Tax Rate % | 0% | 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% | -39.7M▲ 0% |
Net Margin % | -158.54% | -357% | -393.11% | -418.34% | -184.84% | -60.3% | -43.98% |
Net Income Growth % | - | -33.41% | -75.14% | -112.19% | -21.47% | 1.45% | 10.09% |
Net Income (Continuing) | -7.42M | -9.9M | -17.33M | -36.78M | -44.67M | -44.02M | -39.7M |
Discontinued Operations | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Minority Interest | 0 | 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% | -0.29▲ 0% |
EPS Growth % | - | -32.34% | -104.5% | -115% | -4.65% | 22.22% | 25.24% |
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 | 136.95M |
Basic Shares Outstanding | 100.99M | 100.99M | 84.61M | 86.2M | 101.87M | 124.64M | 136.95M |
Dividend Payout Ratio | - | - | - | - | - | - | - |
AMPX Balance Sheet
Amprius Technologies, Inc. (AMPX) balance sheet — assets, liabilities & shareholders' equity
| Metric | Dec'20 | Dec'21 | Dec'22 | Dec'23 | Dec'24 | Dec'25 | TTM |
|---|---|---|---|---|---|---|---|
Total Current Assets | 1.19M | 14.18M | 75.17M | 50.52M | 68.76M | 126.44M | 113.95M |
Cash & Short-Term Investments | 2K | 11.49M | 69.7M | 45.76M | 55.16M | 90.47M | 62.35M |
Cash Only | 2K | 11.49M | 69.7M | 45.76M | 55.16M | 90.47M | 62.35M |
Short-Term Investments | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Accounts Receivable | 348K | 262K | 686K | 1.26M | 5.58M | 23.74M | 35.26M |
Days Sales Outstanding | 27.15 | 34.5 | 56.79 | 52.52 | 84.28 | 118.67 | 92.68 |
Inventory | 517K | 500K | 500K | 730K | 6.57M | 6.74M | 8.25M |
Days Inventory Outstanding | 28.19 | 25.7 | 18.53 | 11.23 | 56.46 | 37.97 | 29.63 |
Other Current Assets | 238K | 1.77M | 1.9M | 2.77M | 1.45M | 5.5M | 8.1M |
Total Non-Current Assets | 5.47M | 4.35M | 8M | 57.21M | 52.36M | 30.45M | 16.83M |
Property, Plant & Equipment | 5.25M | 4.21M | 6.99M | 56.91M | 50.99M | 29.2M | 16.77M |
Fixed Asset Turnover | 0.89x | 0.66x | 0.63x | 0.15x | 0.47x | 2.50x | 2.50x |
Goodwill | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Intangible Assets | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Long-Term Investments | 0 | 0 | 0 | 0 | 1.3M | 0 | 0 |
Other Non-Current Assets | 217K | 141K | 1.01M | 305K | 69K | 1.26M | 62K |
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% | 130.78M▲ 0% |
Asset Turnover | 0.70x | 0.15x | 0.05x | 0.08x | 0.20x | 0.47x | 0.64x |
Asset Growth % | - | 178.22% | 348.92% | 29.54% | 12.43% | 29.53% | 99.19% |
Total Current Liabilities | 3.94M | 4.17M | 6.92M | 13.46M | 17.21M | 17.87M | 15.98M |
Accounts Payable | 2.28M | 359K | 1.03M | 3.34M | 7.42M | 6.7M | 8.88M |
Days Payables Outstanding | 124.36 | 18.45 | 38.1 | 51.39 | 63.76 | 37.77 | 33.54 |
Short-Term Debt | 743K | 0 | 0 | 0 | 0 | 4.67M | 1.17M |
Deferred Revenue (Current) | 116K | 2.36M | 2.66M | 3.43M | 1.64M | 100K | 958K |
Other Current Liabilities | 385K | 217K | 674K | 3.44M | 4.83M | 6.4M | 5.91M |
Current Ratio | 0.30x | 3.40x | 10.87x | 3.75x | 4.00x | 7.08x | 7.13x |
Quick Ratio | 0.17x | 3.28x | 10.80x | 3.70x | 3.61x | 6.70x | 6.61x |
Cash Conversion Cycle | -69.02 | 41.75 | 37.22 | 12.36 | 76.98 | 118.86 | 88.77 |
Total Non-Current Liabilities | 1.54M | 501K | 3.22M | 34.48M | 34.44M | 35.21M | 5.39M |
Long-Term Debt | 0 | 0 | 0 | 0 | 0 | 0 | 5.39M |
Capital Lease Obligations | 0 | 0 | 2.5M | 34.48M | 34.44M | 35.21M | 104M |
Deferred Tax Liabilities | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Other Non-Current Liabilities | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Total Liabilities | 5.49M | 4.67M | 10.14M | 47.94M | 51.65M | 53.08M | 21.37M |
Total Debt | 743K | 0 | 3.02M | 35.57M | 37.76M | 39.87M | 6.56M |
Net Debt | 741K | -11.49M | -66.67M | -10.19M | -17.4M | -50.59M | -55.79M |
Debt / Equity | 0.64x | - | 0.04x | 0.59x | 0.54x | 0.38x | 0.06x |
Debt / EBITDA | - | - | - | - | - | - | -0.37x |
Net Debt / EBITDA | - | - | - | - | - | - | 3.15x |
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% | 109.41M▲ 0% |
Equity Growth % | - | 1085.46% | 427.01% | -18.12% | 16.17% | 49.43% | 206.83% |
Book Value per Share | 0.01 | 0.14 | 0.86 | 0.69 | 0.68 | 0.83 | 0.80 |
Total Shareholders' Equity | 1.17M | 13.86M | 73.03M | 59.8M | 69.47M | 103.81M | 109.41M |
Common Stock | 1K | 7K | 8K | 9K | 12K | 13K | 13K |
Retained Earnings | -65.5M | -75.4M | -92.89M | -129.66M | -174.33M | -218.36M | -223.4M |
Treasury Stock | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Accumulated OCI | 0 | 0 | 0 | 0 | 0 | 4K | 10K |
Minority Interest | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
AMPX Cash Flow Statement
Amprius Technologies, Inc. (AMPX) cash flow — operating, investing & free cash flow history
| Metric | Dec'20 | Dec'21 | Dec'22 | Dec'23 | Dec'24 | Dec'25 | TTM |
|---|---|---|---|---|---|---|---|
Cash from Operations | -5.04M | -8.02M | -13.88M | -25.55M | -33.35M | -31.13M | -54.28M |
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% | -71.96% |
Net Income | -7.42M | -9.9M | -17.33M | -36.78M | -44.67M | -44.02M | -39.7M |
Depreciation & Amortization | 1.24M | 1.44M | 1.54M | 1.81M | 3.81M | 4.37M | 4.11M |
Stock-Based Compensation | 82K | 2.47M | 2.71M | 3.88M | 7.34M | 0 | 4.54M |
Deferred Taxes | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Other Non-Cash Items | 58K | -37K | 2.14M | 4.79M | 8.25M | 35.53M | 30.8M |
Working Capital Changes | 998K | -2M | -2.94M | 751K | -8.08M | -27.01M | -54.55M |
Change in Receivables | -26K | 86K | -424K | -579K | -4.32M | -18.61M | -25.01M |
Change in Inventory | -135K | 17K | 0 | -230K | -5.84M | -161K | -4.24M |
Change in Payables | 1.84M | -1.8M | 517K | 616K | 5.88M | -998K | 184K |
Cash from Investing | -527K | -609K | -1.48M | -17.55M | -3.21M | -4.4M | -4.11M |
Capital Expenditures | -527K | -609K | -1.48M | -17.55M | -3.21M | -4.4M | -1.48M |
CapEx % of Revenue | 11.26% | 21.97% | 33.59% | 199.64% | 13.27% | 6.03% | 1.64% |
Acquisitions | 0 | 0 | 0 | 0 | 0 | 0 | 355K |
Investments | - | - | - | - | - | - | - |
Other Investing | 0 | 0 | 0 | 0 | 0 | 0 | -2.98M |
Cash from Financing | 5.57M | 20.11M | 73.63M | 19.17M | 47.15M | 71.04M | 71.12M |
Debt Issued (Net) | 743K | 0 | 0 | 0 | 0 | 0 | 0 |
Equity Issued (Net) | 0 | 0 | 0 | 19.46M | 33.42M | 71.04M | 41.41M |
Dividends Paid | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Share Repurchases | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Other Financing | 4.83M | 20.11M | 73.63M | -290K | 13.74M | 0 | 29.71M |
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% | 12.54M▲ 0% |
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% | -58.75M▲ 0% |
FCF Margin % | -119.06% | -311.15% | -348.45% | -490.31% | -151.28% | -48.67% | -65.09% |
FCF Growth % | - | -54.82% | -78.12% | -180.56% | 15.18% | 2.8% | -54.92% |
FCF per Share | -0.06 | -0.09 | -0.18 | -0.50 | -0.36 | -0.29 | -0.43 |
FCF Conversion (FCF/Net Income) | 0.68x | 0.81x | 0.80x | 0.69x | 0.75x | 0.71x | 1.48x |
Interest Paid | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Taxes Paid | 0 | 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 | 2021 | 2022 | 2023 | 2024 | 2025 | TTM |
|---|---|---|---|---|---|---|
Return on Equity (ROE) | -131.71% | -39.89% | -55.37% | -69.11% | -50.81% | -40.4% |
Return on Invested Capital (ROIC) | -372.39% | -310.05% | -103.75% | -65.5% | -66.45% | -27.02% |
Gross Margin | -156.17% | -123.36% | -169.92% | -75.85% | 11.32% | 18.13% |
Net Margin | -357% | -393.11% | -418.34% | -184.84% | -60.3% | -43.98% |
Debt / Equity | - | 0.04x | 0.59x | 0.54x | 0.38x | 0.06x |
FCF Conversion | 0.81x | 0.80x | 0.69x | 0.75x | 0.71x | 1.48x |
Revenue Growth | -40.76% | 59.05% | 99.39% | 174.91% | 202.11% | 172.57% |
Related:AMPX Dividend History·AMPX Revenue History·AMPX Price History·AMPX P/E History·AMPX Financial Ratios·AMPX Institutional Holders
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 $90.3M in revenue for fiscal year 2025. This represents a 1829% 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 $39.7M 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 $58.8M in fiscal year 2025, likely due to heavy capital investments.