AMPX
Amprius Technologies, Inc. Information Technology Miscellaneous Electrical Machinery, Equipment & Supplies Russell 3000
$8.59Close
$1.2BMarket cap
$7.58 – $22.9152-week range
Nov 10, 2026Next report · after the close
Highlights
Cautions
- Not in an uptrend 0 of 8 trend conditions
- Lagging the market RS 8 · weaker than 92% of stocks over 12 months
- Far from its high 63% below its 52-week high
- Results soon Nov 10, 2026, in 9 days
Price
Filing Results Screen pick 52-week high and low Adjusted prices
Key figures
Off 12-month high
63%
1wk
up 5.0%
price change
1mo
down 11.3%
price change
12-month return
down 30%
market up 11% ·
its own down 42%
F-score
6 / 9
Mixed
Altman Z
11.42
Low risk
P/E
—
price / earnings
PEG
—
P/E / EPS growth
P/B
11.1×
price / book
Earnings yield
down 4.4%
EBIT / enterprise value
Cheaper than
14%
of the market · expensive
Revenue growth
up 205%
year on year
EPS growth
—
latest quarter
Sales growth
—
latest quarter
ROE
down 51%
return on equity
Free cash margin
down 49%
-$35.5M FCF
D/E
—
long-term debt / equity
Net debt / EBITDA
—
Interest cover
—EBIT / interest
Piotroski tests
- not yet profitable on its assets
- operating cash flow is negative
- issued more shares
- profitability improving
- profits backed by cash
- reduced long-term debt
- short-term liquidity improved
- gross margin widened
- assets working harder
Repair signals
- Gross margin -77.8% → 11.5%
Trade setup
ATR%
6.9%
$0.60 a day · 2×ATR $7.40
RS
8 / 99
vs the universe
Trend
0 / 8
trend template
Relative volume
1.0×
vs 50-day average
Up/down volume
0.79
50 sessions
Implied move
—
no option chain · report Nov 10, 2026
Trend template · 0 of 8
Screen verdict
Did not qualify for any screen.
Warning signs
- Shareholders diluted The share count rose 15.1% over the year, from 117m to 135m shares. Each existing share owns a smaller fraction of the company than it did a year ago.
Last reported
Aug 4, 2026
Results reaction
Aug 4, 2026+14% vs market2 sessions after results
Financials
- Gross 11%
- Net -61%
- Free cash -49%
- Cash
- Long-term debt
| FY2021Dec 31, 2021 | FY2022Dec 31, 2022 | FY2023Dec 31, 2023 | FY2024Dec 31, 2024 | FY2025Dec 31, 2025 | |
|---|---|---|---|---|---|
| Revenue | $2.8M | $4.4M | $8.8M | $23.6M | $71.9M |
| Gross margin | -156% | -128% | -167% | -78% | 11% |
| Operating income | -$10.6M | -$18.0M | -$38.7M | -$46.3M | -$46.6M |
| Net income | -$9.9M | -$17.3M | -$36.8M | -$44.7M | -$44.0M |
| Net margin | -357% | -393% | -418% | -190% | -61% |
| Earnings per share | -$0.15 | -$0.24 | -$0.43 | -$0.44 | -$0.35 |
| Free cash flow | -$8.6M | -$15.4M | -$43.1M | -$36.6M | -$35.5M |
| Free cash margin | -311% | -348% | -490% | -155% | -49% |
| Cash | $11.5M | $69.7M | $45.8M | $55.2M | $90.5M |
| Shareholders' equity | $13.9M | $73.0M | $59.8M | $69.5M | $103.8M |
| Shares outstanding | 65.77m | 84.61m | 88.87m | 116.93m | 134.54m |
Filings
| Filed | Report | Period to | Lag |
|---|---|---|---|
| Aug 6, 2026 | Quarterly ↗ | Jun 30, 2026 | 37d |
| May 7, 2026 | Quarterly ↗ | Mar 31, 2026 | 37d |
| Mar 6, 2026 | Annual ↗ | Dec 31, 2025 | 65d |
| Nov 6, 2025 | Quarterly ↗ | Sep 30, 2025 | 37d |
| Aug 7, 2025 | Quarterly ↗ | Jun 30, 2025 | 38d |
| May 8, 2025 | Quarterly ↗ | Mar 31, 2025 | 38d |
| Mar 20, 2025 | Annual ↗ | Dec 31, 2024 | 79d |
| Nov 7, 2024 | Quarterly ↗ | Sep 30, 2024 | 38d |
| Aug 9, 2024 | Quarterly ↗ | Jun 30, 2024 | 40d |
| May 9, 2024 | Quarterly ↗ | Mar 31, 2024 | 39d |
| Mar 28, 2024 | Annual ↗ | Dec 31, 2023 | 88d |
| Nov 13, 2023 | Quarterly ↗ | Sep 30, 2023 | 44d |
Current reports
| Filed | Disclosed |
|---|---|
| Sep 28, 2026 | Material agreement ↗ |
| Aug 13, 2026 | Material agreement · New obligation ↗ |
| Aug 4, 2026 | Results ↗ |
| Jun 17, 2026 | Shareholder vote ↗ |
| May 7, 2026 | Material agreement · Unregistered share sale ↗ |
| May 6, 2026 | Results ↗ |
| Apr 21, 2026 | Auditor change ↗ |
| Mar 4, 2026 | Results ↗ |
| Feb 3, 2026 | Agreement ended ↗ |
| Jan 12, 2026 | Other events ↗ |
| Dec 22, 2025 | Director or officer change ↗ |
| Nov 6, 2025 | Results ↗ |