NRGV vs IE vs AMPX Stock Comparison

Energy Vault Holdings, Ivanhoe Electric and Amprius Technologies Prices as of Oct 28, 2026 Peers: Industry group
IE Ivanhoe Electric Inc.
$8.82 -17.5% 1M -39.3% 1Y
Market cap
$1.41B
P/E
–
Revenue (TTM)
$3.02M
Div. yield
–
Copper Basic Materials
4 wins

Head to Head

8 decided of 12

Ivanhoe Electric leads on 4 of the 12 questions below (Ivanhoe Electric 4, Energy Vault Holdings 2, Amprius Technologies 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionNRGVIEAMPXLeader
Larger companyMarket capitalisation $579.41M $1.41B $1.34B IE
Cheaper on earningsLower P/E, profitable companies only -5.2x -40.6x -34.3x –
Cheaper on forward earningsLower price / next fiscal year consensus EPS — — — –
Faster revenue growthRevenue growth, trailing twelve months +336.8% -20.6% +143.6% NRGV
More profitableNet margin, trailing twelve months -48.6% -1,138.7% -35.2% AMPX
Better return on capitalReturn on invested capital -32.8% 0.0% — IE
Less leveragedLower net debt / EBITDA -2.2x -13.0x — IE
Higher dividend yieldTrailing dividend yield — — — –
Better 1-year returnPrice return, last 12 months -2.7% -39.3% -22.9% NRGV
Better 5-year returnAnnualised price return, 5 years -20.3%/yr — — –
Less volatileAnnualised volatility, 1 year 103.3% 77.0% 99.8% IE
Higher overall scoreMean of the five percentile scores vs peers 35/100 45/100 52/100 AMPX

Percentile Scorecard

NRGVIEAMPX

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

AxisNRGVIEAMPX
Valuation 28 #44 of 61 26 #121 of 162 43 #35 of 61
Growth 54 #27 of 58 63 #55 of 147 46 #32 of 58
Profitability 37 #35 of 55 36 #78 of 122 46 #30 of 55
Financial Health 17 #59 of 71 86 #24 of 164 91 #7 of 71
Shareholder Returns 36 #19 of 29 16 #90 of 107 32 #20 of 29
Overall 35 45 52
  • NRGV ranked among 71 companies in Clean Energy Equipment
  • IE ranked among 176 companies in Metals and Mining
  • 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

PeriodNRGVIEAMPXSPY
1 month -20.5%-17.5%-4.4% +0.9%
3 months +28.3%+1.0%+8.8% +5.9%
6 months -21.8%-28.4%-54.9% +8.5%
Year to date -30.2%-44.8%+16.3% +13.3%
1 year -2.7%-39.3%-22.9% +12.4%
3 years +68.6%-16.9%+227.9% +88.1%
3 years, per year +19.0%-6.0%+48.6% +23.5%
5 years -67.8%—— +68.2%
5 years, per year -20.3%—— +11.0%

Risk

MeasureNRGVIEAMPXSPY
Volatility, 1Y 103.3%77.0%99.8% 12.7%
Downside volatility, 1Y 107.6%81.0%106.5% 12.7%
Beta vs S&P 500, 1Y 3.303.343.47 1.00
Return / volatility, 1Y -0.03-0.51-0.23 0.98
Max drawdown, 5Y -97.1%-71.1%-94.5% -25.4%
From 52-week high -50.4%-55.7%-59.9% -0.9%
52-week high $6.49$19.92$22.91 $779.14
52-week low $2.51$7.68$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.

MultipleNRGVIEAMPX
P/E now vs peer median -5.2xmedian 29.4x -40.6xmedian 13.4x -34.3xmedian 29.4x
P/S now vs peer median 2.6xmedian 2.6x 465.7xmedian 3.2x 12.3xmedian 2.6x
EV/EBITDA now vs peer median -10.8xmedian 18.4x 69.8xmedian 7.3x -34.0xmedian 18.4x
P/FCF now vs peer median -4.0xmedian 24.4x -16.9xmedian 14.8x -22.9xmedian 24.4x
P/B now vs peer median 84.5xmedian 1.8x 2.7xmedian 2.3x 10.7xmedian 1.8x
PEG now vs peer median -0.74median 1.07 -0.82median 0.31 -4.56median 1.07

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 monthsNRGVIEAMPX
Revenue $225.87M $3.02M $109.23M
Gross profit $50.76M $1.78M $24.31M
Operating income -$74.19M $14.34M -$41.15M
Net income -$109.74M -$5.89M -$36.54M
Free cash flow -$144.74M -$83.11M -$58.44M
R&D $11.87M $78.04M $13.16M
EPS (diluted) $-0.62 $-0.22 $-0.27
Cash & equivalents $93.04M $256.88M $74.52M
Total debt $243.01M $214.09M –
Shares (diluted) 178.39M 158.35M 143.47M
Enterprise value $365.96M $622.99M $1.04B

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
MetricNRGVIEAMPX
P/E -5.2x -40.6x -34.3x
P/FCF -4.0x -16.9x -22.9x
P/Operating cash flow -5.6x -13.3x -25.4x
P/S 2.6x 465.7x 12.3x
P/B 84.5x 2.7x 10.7x
P/Tangible book -1,714x 2.7x 10.7x
EV/EBITDA -10.8x 69.8x -34.0x
EV/EBIT -9.8x 82.7x -30.8x
EV/Revenue 3.2x 392.3x 11.6x
EV/FCF -5.0x -14.3x -21.7x
EV/Operating cash flow -7.1x -11.2x -24.0x
PEG (3Y EPS CAGR) -0.74 -0.82 -4.56

Growth

14 metrics
MetricNRGVIEAMPX
Revenue growth (1Y) 336.8% -20.6% 143.6%
Revenue CAGR (3Y) 13.8% -4.2% 203.2%
Gross profit growth (1Y) 385.2% -28.8% 390.2%
Gross profit CAGR (3Y) 31.4% 56.6% 65.0%
Operating income growth (1Y) 41.4% 111.6% -4.2%
Operating income CAGR (3Y) 15.6% 27.7% -10.1%
Net income growth (1Y) 24.1% 93.6% 3.9%
Net income CAGR (3Y) -0.1% 67.4% -8.2%
EPS growth (1Y) 33.2% 64.3% 14.2%
EPS CAGR (3Y) 7.1% 49.2% 7.5%
Operating cash flow growth (1Y) -227.0% 6.2% -55.5%
Operating cash flow CAGR (3Y) -5.1% 8.3% -37.2%
Free cash flow growth (1Y) -71.5% 28.4% -75.3%
Free cash flow CAGR (3Y) -9.9% 17.1% -33.4%

Profitability

14 metrics
MetricNRGVIEAMPX
Gross margin 22.5% 58.7% 22.3%
EBITDA margin -29.8% 562.4% -34.1%
Operating margin -32.8% 474.5% -37.7%
Pretax margin -45.9% 207.3% -37.7%
Net margin -48.6% -1,139% -35.2%
FCF margin -64.1% -2,749% -53.5%
Operating cash flow margin -45.4% -3,507% -48.4%
Return on equity -588.1% -1.1% -35.0%
Return on assets -32.8% -1.0% -29.4%
Return on invested capital -32.8% 0.0% –
Return on capital employed -40.7% 2.7% -33.8%
Asset turnover 0.7x 0.0x 0.8x
Cash conversion (OCF / net income) 0.9x 18.0x 1.4x
Stock comp / revenue 13.2% 365.3% 7.6%

Financial Health

11 metrics
MetricNRGVIEAMPX
Debt / assets 65.6% 6.0% –
Debt / equity 35.4x 0.1x –
Net debt / EBITDA -2.2x -13.0x –
Debt / FCF -1.7x -0.4x –
Liabilities / assets 98.1% 9.3% 15.8%
Equity / assets 1.9% 90.7% 84.2%
Interest coverage -5.5x – –
Current ratio 1.2x 5.0x 7.2x
Quick ratio 0.8x 5.2x 6.3x
Cash ratio 0.6x 4.8x 4.1x
Altman Z-score -1.08 14.62 32.78

Shareholder Returns

7 metrics
MetricNRGVIEAMPX
Dividend yield – – –
Net buyback yield -1.9% -18.4% -2.0%
Shareholder yield -1.9% -18.4% -2.0%
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.

ConsensusNRGVIEAMPX
EPS, next fiscal year $-0.37FY2026 $-0.06FY2026 $-0.09FY2026
Revenue, next fiscal year $309.42MFY2026 $3.16MFY2026 $150.37MFY2026
Revenue growth, next FY +51.9%FY2026 -2.5%FY2026 +106.0%FY2026
Revenue growth, the year after +54.4% -6.5% +50.8%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersNRGVIEAMPX
Held by institutions 58.6% 74.0% 67.4%
Institutions holding 174 203 259
Change in shares held, QoQ +31.6% +2.3% +14.9%
Institutions buying 120 126 173
Institutions selling 30 56 63
Buyers to sellers 4.00 2.25 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.

NRGVIEAMPX
NRGV 1.00 0.44 0.45
IE 0.44 1.00 0.46
AMPX 0.45 0.46 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, NRGV, IE and AMPX?

Ivanhoe Electric (IE) is the largest by market capitalisation: Energy Vault Holdings (NRGV) $579.41M, Ivanhoe Electric (IE) $1.41B, Amprius Technologies (AMPX) $1.34B.

Which company is growing faster?

Energy Vault Holdings (NRGV) grew revenue fastest over the trailing twelve months: Energy Vault Holdings (NRGV) +336.8%, Ivanhoe Electric (IE) -20.6%, Amprius Technologies (AMPX) +143.6%.

Which company is more profitable?

Amprius Technologies (AMPX) has the highest net margin (Energy Vault Holdings (NRGV) -48.6%, Ivanhoe Electric (IE) -1,138.7%, Amprius Technologies (AMPX) -35.2%). On return on invested capital, Ivanhoe Electric (IE) leads (Energy Vault Holdings (NRGV) -32.8%, Ivanhoe Electric (IE) 0.0%).

Which stock has performed better?

Over the past year Energy Vault Holdings (NRGV) returned the most: Energy Vault Holdings (NRGV) -2.7%, Ivanhoe Electric (IE) -39.3%, Amprius Technologies (AMPX) -22.9%. Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Ivanhoe Electric (IE) has been the steadiest (Energy Vault Holdings (NRGV) 103.3%, Ivanhoe Electric (IE) 77.0%, Amprius Technologies (AMPX) 99.8%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, NRGV, IE 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, Ivanhoe Electric (IE) leads on 4. 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.