Amprius Technologies, Inc.
AMPX NYSE· Miscellaneous Electrical Machinery, Equipment & Supplies
Last close · Oct 23, 2026
$8.18
KIRA · Stoqly’s AI analyst, in plain words
- Amprius Technologies, Inc. had $73.0M of revenue in fiscal 2025, up 202.1% on the year before.
- Its operating margin was −63.9%, up 127.5 pts: of every 100 in sales, about −64 is left after running the business.
- Amprius Technologies, Inc. lost $44.0M in fiscal 2025.
- Free cash flow was −$35.5M in fiscal 2025, −48.7% of revenue.
Market cap
$1.2B
P/E
—
Revenue
$73.0M
Net income
−$44.0M
Free cash flow
−$35.5M
Operating margin
−63.9%
Amprius Technologies, Inc. in 30 seconds · fiscal 2025
Are sales growing?
+202.1%
Yes. Sales grew 202.1% last year.
Does it make a profit?
−60.3%
No. It lost money last year.
Does profit turn into cash?
−48.7%
No. It spent more cash than it brought in.
How healthy are the accounts?
5 / 8
Mixed. It passes 5 of 8 health tests.
How is the share priced?
—
No P/E: it made no profit over the last four quarters.
What Amprius Technologies, Inc. does
No business description yet.
- Fiscal year ends
- December 31, 2025
- Latest annual report
- 10-K · Mar 6, 2026
- Legal name
- Amprius Technologies, Inc.
- CIK
- 0001899287
Amprius Technologies, Inc. · AMPX
Results and finances
The last 5 fiscal years. Amounts in USD.
| Fiscal year | FY21 | FY22 | FY23 | FY24 | FY25 |
|---|---|---|---|---|---|
| Sales and profit | |||||
| Revenue | $2.8M | $4.4M | $9.1M | $24.2M | $73.0M |
| Revenue growth | — | 59.1% | 105.3% | 167.0% | 202.1% |
| Gross margin | −156.2% | −128.2% | −162.1% | −75.8% | 11.3% |
| Operating margin | −383.2% | −409.2% | −427.6% | −191.4% | −63.9% |
| Net income | −$9.9M | −$17.3M | −$36.8M | −$44.7M | −$44.0M |
| Net margin | −357.0% | −393.1% | −406.2% | −184.8% | −60.3% |
| Diluted EPS | −$0.15 | −$0.24 | −$0.43 | −$0.45 | −$0.35 |
| Cash | |||||
| Cash from operations | −$8.0M | −$13.9M | −$25.6M | −$33.4M | −$31.1M |
| Capital expenditure | $0.6M | $1.5M | $17.6M | $3.2M | $4.4M |
| Free cash flow | −$8.6M | −$15.4M | −$43.1M | −$36.6M | −$35.5M |
| FCF margin | −311.1% | −348.4% | −476.1% | −151.3% | −48.7% |
| Share count change | — | 8.5% | 20.8% | 18.2% | 22.3% |
| Debt and strength | |||||
| Cash and short-term investments | $11.5M | $69.7M | $45.8M | $55.2M | $90.5M |
| Shareholders' equity | $13.9M | $73.0M | $59.8M | $69.5M | $104M |
| Current ratio | 3.4x | 10.9x | 3.8x | 4.0x | 7.1x |
| Returns and quality | |||||
| Return on equity | −71.4% | −39.9% | −55.4% | −69.1% | −50.8% |
| Return on tangible equity | −71.4% | −23.7% | −61.5% | −65.3% | −42.4% |
| Piotroski F-score | — | 4 | 2 | 4 | 5 |
| Altman Z'' | −10.5 | 7.8 | −2.8 | −3.1 | 0.1 |
Insiders bought, 12 months
$0.0M
0 insiders
Insiders sold, 12 months
$85.7M
6 insiders
Of sales under plans
75%
$64.1M
How to read these numbers
- Revenue:
- Total sales reported in the income statement.
- Operating margin:
- Operating income as a share of revenue.
- Net income:
- Profit after all expenses, interest and tax.
- Free cash flow:
- Cash from operations minus capital spending.
- Net debt / EBITDA:
- Years of EBITDA needed to pay off net debt. Below zero means more cash than debt.
- Return on capital:
- After-tax operating income as a share of the money invested in the business: debt plus equity, minus cash.
Amprius Technologies, Inc. · AMPX
Charts and comparison
Ten years at a glance, and how it stacks up against similar companies.
Revenue
Net income
Margins, % of revenue
Cash vs debt (incl. leases)
Free cash flow
Dividends and buybacks
KIRA
At $8.18 a share, the company is worth $1.2B.
Source: SEC EDGAR XBRL filings (CIK 0001899287). Data updated October 24, 2026. For information only — not investment advice. Check the original filings before relying on any figure.