Amprius Technologies (AMPX) vs Fluence Energy (FLNC)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 8, 2026.
Summary
Amprius Technologies (AMPX) has outperformed Fluence Energy (FLNC) over the past year, losing 26.4% versus a loss of 44.5%. Fluence Energy is the larger company by market cap ($1.45 billion vs $1.37 billion), about 1.1 times the size.
Summary generated from market data by MetaCap's automated system. Methodology
Relative performance
Percent change in share price from the first common trading day shown; excludes dividends.
Head-to-head
| Metric | AMPX | FLNC |
|---|---|---|
| Share price | $9.39 | $7.45 |
| Market cap | $1.37B | $1.45B |
| 1-day change | +0.64% | -2.87% |
| YTD return | +18.25% | -61.22% |
| 1-year return | -26.36% | -44.54% |
| Forward P/E | 93.90 | — |
| EPS (TTM) | $-0.29 | $-0.60 |
| Dividend yield | 0.00% | 0.00% |
| Annual dividend | $0.00 | $0.00 |
| 52-week high | $24.23 | $33.51 |
| 52-week low | $7.71 | $7.01 |
| Distance from 52-week high | -61.24% | -77.77% |
| Analyst consensus | strong_buy | hold |
| Avg. price target upside | +144.94% | +34.23% |
| Average volume | 5.53M | 7.68M |
| Shares outstanding | 146.08M | 143.16M |
| Employees | 97 | 1,670 |
| Sector | Miscellaneous | Miscellaneous |
| Industry | Industrial Machinery/Components | Industrial Machinery/Components |
Highlighted cells mark the higher value for growth, returns, margins and yield, and the lower value for P/E ratios. Highlighting is a mechanical comparison, not a recommendation.
Key differences
- AMPX has outperformed FLNC by 18.2 percentage points over the past year.
About Amprius Technologies
AMPX stock →Amprius Technologies, Inc. develops, manufactures, and markets lithium-ion batteries for mobility applications.
Miscellaneous · Industrial Machinery/Components · 97 employees
About Fluence Energy
FLNC stock →Fluence Energy, Inc., through its subsidiaries, provides energy storage and optimization software for renewables and storage applications in the Americas, the Asia Pacific, Europe, the Middle East, and Africa. It sells energy storage products with integrated hardware, software, and digital intelligence.
Miscellaneous · Industrial Machinery/Components · 1,670 employees
AMPX vs FLNC FAQ
Which is bigger, Amprius Technologies or Fluence Energy?
Fluence Energy (FLNC) is larger, with a market capitalization of $1.45B compared with $1.37B for Amprius Technologies (AMPX).
Which stock has performed better over the past year, AMPX or FLNC?
AMPX returned -26.36% over the past 12 months, compared with -44.54% for FLNC (price return, excluding dividends). Past performance does not predict future results.
Are Amprius Technologies and Fluence Energy in the same industry?
Yes. Both are classified in the Industrial Machinery/Components industry within the Miscellaneous sector.