FLNC vs QS vs AMPX Stock Comparison

Fluence Energy, QuantumScape and Amprius Technologies Prices as of Oct 27, 2026 Peers: Industry group
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FLNC Fluence Energy, Inc.
$6.01 -23.4% 1M -67.9% 1Y
Market cap
$851.57M
P/E
–
Revenue (TTM)
$2.63B
Div. yield
–
Energy Storage Industrials
3 wins
QS QuantumScape Corp
$4.18 -14.9% 1M -74.3% 1Y
Market cap
$2.62B
P/E
–
Revenue (TTM)
—
Div. yield
–
Energy Storage Industrials
2 wins

Head to Head

7 decided of 12

Fluence Energy leads on 3 of the 12 questions below (Fluence Energy 3, QuantumScape 2, Amprius Technologies 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionFLNCQSAMPXLeader
Larger companyMarket capitalisation $851.57M $2.62B $1.31B QS
Cheaper on earningsLower P/E, profitable companies only -10.5x -6.8x -34.0x –
Cheaper on forward earningsLower price / next fiscal year consensus EPS — — — –
Faster revenue growthRevenue growth, trailing twelve months +7.5% — +143.6% AMPX
More profitableNet margin, trailing twelve months -3.1% — -35.2% FLNC
Better return on capitalReturn on invested capital — — — –
Less leveragedLower net debt / EBITDA — — — –
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months -67.9% -74.3% -29.8% AMPX
Better 5-year returnAnnualised price return, 5 years -29.7%/yr -30.3%/yr — FLNC
Less volatileAnnualised volatility, 1 year 115.0% 70.3% 99.9% QS
Higher overall scoreMean of the five percentile scores vs peers 53/100 50/100 52/100 FLNC

Percentile Scorecard

FLNCQSAMPX

Each axis is the mean percentile of its metrics against the company's industry group. 100 is the best in the group, 50 the middle.

Scores by Axis

AxisFLNCQSAMPX
Valuation 65 #22 of 61 40 #37 of 61 43 #35 of 61
Growth 56 #26 of 58 44 #33 of 58 46 #32 of 58
Profitability 69 #18 of 55 35 #36 of 55 46 #30 of 55
Financial Health 26 #53 of 71 86 #11 of 71 91 #7 of 71
Shareholder Returns 52 #15 of 30 45 #17 of 30 35 #20 of 30
Overall 53 50 52
  • FLNC ranked among 71 companies in Clean Energy Equipment
  • QS ranked among 71 companies in Clean Energy Equipment
  • AMPX ranked among 71 companies in Clean Energy Equipment

Price Performance

Price return, split-adjusted, before dividends. Click a name to hide or show it.

Returns

PeriodFLNCQSAMPXSPY
1 month -23.4%-14.9%-9.1% -0.2%
3 months -52.4%-19.1%-2.6% +3.9%
6 months -51.3%-40.0%-55.0% +8.2%
Year to date -69.6%-59.9%+12.4% +12.9%
1 year -67.9%-74.3%-29.8% +12.3%
3 years -65.2%-20.8%+216.8% +87.4%
3 years, per year -29.7%-7.5%+46.9% +23.3%
5 years -82.8%-83.5%— +67.9%
5 years, per year -29.7%-30.3%— +10.9%

Risk

MeasureFLNCQSAMPXSPY
Volatility, 1Y 115.0%70.3%99.9% 12.7%
Downside volatility, 1Y 112.9%72.7%106.4% 12.7%
Beta vs S&P 500, 1Y 4.123.053.45 1.00
Return / volatility, 1Y -0.59-1.06-0.30 0.97
Max drawdown, 5Y -90.4%-91.4%-94.5% -25.4%
From 52-week high -81.4%-77.3%-61.3% -1.2%
52-week high $32.23$18.44$22.91 $779.14
52-week low $5.50$3.89$7.59 $631.97

Valuation History

Weekly multiples on trailing twelve-month fundamentals. Negative or extreme readings (a loss year, a collapsed denominator) are left out so the chart stays readable.

MultipleFLNCQSAMPX
P/E now vs peer median -10.3xmedian 27.2x -6.8xmedian 27.2x -33.1xmedian 27.2x
P/S now vs peer median 0.4xmedian 2.4x —median 2.4x 11.9xmedian 2.4x
EV/EBITDA now vs peer median 18.6xmedian 18.4x -4.9xmedian 18.4x -32.8xmedian 18.4x
P/FCF now vs peer median -9.6xmedian 28.6x -10.0xmedian 28.6x -22.2xmedian 28.6x
P/B now vs peer median 2.6xmedian 1.7x 2.6xmedian 1.7x 10.3xmedian 1.7x
PEG now vs peer median -0.71median 0.79 -0.53median 0.79 -4.40median 0.79

Financial History

Reported figures by fiscal period, placed on the calendar year (or quarter) each period ended in, so companies with different fiscal years line up.

Trailing twelve monthsFLNCQSAMPX
Revenue $2.63B – $109.23M
Gross profit $245.82M – $24.31M
Operating income -$4.58M -$418.18M -$41.15M
Net income -$112.04M -$383.62M -$36.54M
Free cash flow -$115.33M -$258.79M -$58.44M
R&D $84.24M $327.75M $13.16M
EPS (diluted) $-0.59 $-0.62 $-0.27
Cash & equivalents $339.33M $75.60M $74.52M
Shares (diluted) 138.13M 620.56M 143.47M
Enterprise value -$1.02B -$935.55M $1.01B

All Metrics

58 metrics · best in bold

Bold marks the best reading: the lowest positive value for multiples, leverage and payout, the highest for everything else. The bar under each value is its percentile against that company's own peers. Hover a value for its rank and the peer median.

Valuation

12 metrics
MetricFLNCQSAMPX
P/E -10.3x -6.8x -33.1x
P/FCF -9.6x -10.0x -22.2x
P/Operating cash flow -11.0x -11.4x -24.5x
P/S 0.4x – 11.9x
P/B 2.6x 2.6x 10.3x
P/Tangible book 3.0x 2.6x 10.3x
EV/EBITDA 18.6x -4.9x -32.8x
EV/EBIT -168.3x -4.2x -29.7x
EV/Revenue 0.3x – 11.2x
EV/FCF -6.7x -6.9x -20.9x
EV/Operating cash flow -7.6x -7.8x -23.1x
PEG (3Y EPS CAGR) -0.71 -0.53 -4.40

Growth

14 metrics
MetricFLNCQSAMPX
Revenue growth (1Y) 7.5% – 143.6%
Revenue CAGR (3Y) 9.8% – 203.2%
Gross profit growth (1Y) -20.8% – 390.2%
Gross profit CAGR (3Y) 48.3% – 65.0%
Operating income growth (1Y) -106.8% 14.8% -4.2%
Operating income CAGR (3Y) 67.1% 3.7% -10.1%
Net income growth (1Y) -360.6% 14.7% 3.9%
Net income CAGR (3Y) 12.2% 4.5% -8.2%
EPS growth (1Y) -483.8% 19.1% 14.2%
EPS CAGR (3Y) 14.5% 12.9% 7.5%
Operating cash flow growth (1Y) 74.8% 7.1% -55.5%
Operating cash flow CAGR (3Y) 35.9% 2.5% -37.2%
Free cash flow growth (1Y) 72.1% 7.6% -75.3%
Free cash flow CAGR (3Y) 33.3% 9.9% -33.4%

Profitability

14 metrics
MetricFLNCQSAMPX
Gross margin 9.3% – 22.3%
EBITDA margin 1.6% – -34.1%
Operating margin -0.2% – -37.7%
Pretax margin -3.6% – -37.7%
Net margin -3.1% – -35.2%
FCF margin -4.4% – -53.5%
Operating cash flow margin -3.8% – -48.4%
Return on equity -25.2% -37.5% -35.0%
Return on assets -4.5% -33.5% -29.4%
Return on invested capital – – –
Return on capital employed -0.6% -38.3% -33.8%
Asset turnover 1.1x – 0.8x
Cash conversion (OCF / net income) 0.9x 0.6x 1.4x
Stock comp / revenue 0.7% – 7.6%

Financial Health

11 metrics
MetricFLNCQSAMPX
Debt / assets – – –
Debt / equity – – –
Net debt / EBITDA – – –
Debt / FCF – – –
Liabilities / assets 83.5% 11.1% 15.8%
Equity / assets 16.5% 88.9% 84.2%
Interest coverage – -221.6x –
Current ratio 1.3x 16.1x 7.2x
Quick ratio 0.6x 15.8x 6.3x
Cash ratio 0.2x 15.8x 4.1x
Altman Z-score 1.42 – 31.62

Shareholder Returns

7 metrics
MetricFLNCQSAMPX
Dividend yield – – –
Net buyback yield -0.3% -0.5% -2.1%
Shareholder yield -0.3% -0.5% -2.1%
Payout ratio (earnings) – – –
Payout ratio (FCF) – – –
Dividend growth (1Y) – – –
Dividend CAGR (3Y) – – –

Analyst Estimates

Solid lines are reported fiscal-year results; dashed lines are the consensus for the years ahead. Hover a year for the analysts' high and low, and how each result compared with its estimate.

ConsensusFLNCQSAMPX
EPS, next fiscal year $-1.18FY2026 $-0.61FY2026 $-0.09FY2026
Revenue, next fiscal year $2.49BFY2026 $0.00FY2026 $150.37MFY2026
Revenue growth, next FY +10.0%FY2026 – +106.0%FY2026
Revenue growth, the year after +17.1% – +50.8%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersFLNCQSAMPX
Held by institutions 90.9% 33.9% 67.4%
Institutions holding 302 451 259
Change in shares held, QoQ +0.9% -10.0% +14.9%
Institutions buying 188 258 173
Institutions selling 84 90 63
Buyers to sellers 2.24 2.87 2.75

Return Correlation

Daily returns, last 12 months

1.00 means two stocks move in lockstep, 0 that they move independently. Pairs below about 0.5 diversify each other.

FLNCQSAMPX
FLNC 1.00 0.44 0.36
QS 0.44 1.00 0.63
AMPX 0.36 0.63 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, FLNC, QS and AMPX?

QuantumScape (QS) is the largest by market capitalisation: Fluence Energy (FLNC) $851.57M, QuantumScape (QS) $2.62B, Amprius Technologies (AMPX) $1.31B.

Which company is growing faster?

Amprius Technologies (AMPX) grew revenue fastest over the trailing twelve months: Fluence Energy (FLNC) +7.5%, Amprius Technologies (AMPX) +143.6%.

Which company is more profitable?

Fluence Energy (FLNC) has the highest net margin (Fluence Energy (FLNC) -3.1%, Amprius Technologies (AMPX) -35.2%).

Which stock has performed better?

Over the past year Amprius Technologies (AMPX) returned the most: Fluence Energy (FLNC) -67.9%, QuantumScape (QS) -74.3%, Amprius Technologies (AMPX) -29.8%. Over five years, Fluence Energy (FLNC) compounded fastest (Fluence Energy (FLNC) -29.7%/yr, QuantumScape (QS) -30.3%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, QuantumScape (QS) has been the steadiest (Fluence Energy (FLNC) 115.0%, QuantumScape (QS) 70.3%, Amprius Technologies (AMPX) 99.9%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, FLNC, QS and AMPX?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Fluence Energy (FLNC) leads on 3. Business Quant does not give investment advice; use the comparison as a starting point for your own research.

Data from SEC filings, exchange prices and consensus estimates, via Business Quant. Percentile scores compare each company with its own peer group, so two companies' scores are each relative to different peers unless you rank against the whole market. Price returns exclude dividends. Nothing on this page is investment advice.