ACA vs LUD vs MEC Stock Comparison

Arcosa, Luda Technology and Mayville Engineering Company Prices as of Oct 22, 2026 Peers: Industry group
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ACA Arcosa, Inc.
$149.18 +1.7% 1M +61.6% 1Y
Market cap
$7.33B
P/E
14.9x
Revenue (TTM)
$2.74B
Div. yield
0.13%
Metal Fabrication Industrials
9 wins

Head to Head

10 decided of 12

Arcosa leads on 9 of the 12 questions below (Arcosa 9, Mayville Engineering Company 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionACALUDMECLeader
Larger companyMarket capitalisation $7.33B $90.76M $408.27M ACA
Cheaper on earningsLower P/E, profitable companies only 14.9x — -28.8x –
Cheaper on forward earningsLower price / next fiscal year consensus EPS 33.6x — 66.7x ACA
Faster revenue growthRevenue growth, trailing twelve months +9.7% — +14.8% MEC
More profitableNet margin, trailing twelve months 17.9% — -2.3% ACA
Better return on capitalReturn on invested capital 6.5% — -1.2% ACA
Less leveragedLower net debt / EBITDA 1.8x — 3.6x ACA
Higher dividend yieldTrailing dividend yield 0.13% — — –
Better 1-year returnPrice return, last 12 months +61.6% -41.0% -11.0% ACA
Better 5-year returnAnnualised price return, 5 years +23.0%/yr — -1.4%/yr ACA
Less volatileAnnualised volatility, 1 year 31.7% 143.3% 55.5% ACA
Higher overall scoreMean of the five percentile scores vs peers 57/100 — 30/100 ACA

Percentile Scorecard

ACALUDMEC

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

AxisACALUDMEC
Valuation 50 #102 of 204 – 48 #106 of 204
Growth 83 #34 of 191 – 8 #175 of 191
Profitability 51 #93 of 189 – 22 #148 of 189
Financial Health 59 #92 of 221 39 #135 of 221 31 #152 of 221
Shareholder Returns 43 #91 of 159 – 41 #95 of 159
Overall 57 – 30
  • ACA ranked among 223 companies in Machinery
  • LUD ranked among 223 companies in Machinery
  • MEC ranked among 223 companies in Machinery

Price Performance

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

Returns

PeriodACALUDMECSPY
1 month +1.7%+1.5%-2.4% -1.0%
3 months +2.9%-9.1%-37.2% -0.4%
6 months +24.1%-31.9%-31.4% +4.5%
Year to date +40.3%-37.7%-14.5% +12.4%
1 year +61.6%-41.0%-11.0% +13.6%
3 years +117.4%—+32.0% +76.4%
3 years, per year +29.6%—+9.7% +20.8%
5 years +181.9%—-6.9% +63.7%
5 years, per year +23.0%—-1.4% +10.4%

Risk

MeasureACALUDMECSPY
Volatility, 1Y 31.7%143.3%55.5% 12.8%
Downside volatility, 1Y 32.9%140.1%53.0% 12.7%
Beta vs S&P 500, 1Y 0.951.061.55 1.00
Return / volatility, 1Y 1.94-0.29-0.20 1.06
Max drawdown, 5Y -36.7%-83.8%-66.1% -25.4%
From 52-week high 0.0%-66.2%-57.4% -1.6%
52-week high $149.18$11.85$37.54 $779.14
52-week low $92.25$3.20$12.73 $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.

MultipleACALUDMEC
P/E now vs peer median 14.9xmedian 25.5x —median 25.5x -28.8xmedian 25.5x
P/S now vs peer median 2.7xmedian 1.9x —median 1.9x 0.7xmedian 1.9x
EV/EBITDA now vs peer median 15.2xmedian 14.4x —median 14.4x 14.9xmedian 14.4x
P/FCF now vs peer median 54.9xmedian 23.3x —median 23.3x -60.2xmedian 23.3x
P/B now vs peer median 2.5xmedian 2.2x 4.7xmedian 2.2x 1.2xmedian 2.2x
PEG now vs peer median 0.75median 1.16 —median 1.16 0.57median 1.16

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 monthsACALUDMEC
Revenue $2.74B – $612.39M
Gross profit $632.30M – $56.34M
Operating income $322.70M – -$8.51M
Net income $491.40M – -$14.20M
Free cash flow $133.40M – -$6.78M
EPS (diluted) $9.99 – $-0.55
Cash & equivalents $432.10M $6.60M $1.51M
Total debt $1.44B $13.16M $130.17M
Shares (diluted) 49.20M 22.24M 25.83M
Enterprise value $6.31B $39.36M $400.99M

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
MetricACALUDMEC
P/E 14.9x – -28.8x
P/FCF 54.9x – -60.2x
P/Operating cash flow 21.5x – 24.9x
P/S 2.7x – 0.7x
P/B 2.5x 4.7x 1.2x
P/Tangible book 2.7x 4.9x 1.8x
EV/EBITDA 15.2x – 14.9x
EV/EBIT 25.8x – -63.1x
EV/Revenue 3.0x – 0.9x
EV/FCF 62.4x – -79.2x
EV/Operating cash flow 24.4x – 32.8x
PEG (3Y EPS CAGR) 0.75 – 0.57

Growth

14 metrics
MetricACALUDMEC
Revenue growth (1Y) 9.7% – 14.8%
Revenue CAGR (3Y) 7.0% – 2.5%
Gross profit growth (1Y) 20.7% – 1.2%
Gross profit CAGR (3Y) 14.2% – -4.4%
Operating income growth (1Y) 61.3% – -134.4%
Operating income CAGR (3Y) -5.6% – -35.4%
Net income growth (1Y) 433.0% – -216.2%
Net income CAGR (3Y) 20.2% – -55.7%
EPS growth (1Y) 430.8% – -193.1%
EPS CAGR (3Y) 19.8% – -50.6%
Operating cash flow growth (1Y) -23.1% – -74.1%
Operating cash flow CAGR (3Y) 16.1% – -20.7%
Free cash flow growth (1Y) -54.9% – -112.9%
Free cash flow CAGR (3Y) 54.7% – -60.4%

Profitability

14 metrics
MetricACALUDMEC
Gross margin 23.0% – 9.2%
EBITDA margin 19.9% – 5.9%
Operating margin 11.8% – -1.4%
Pretax margin 8.4% – -3.7%
Net margin 17.9% – -2.3%
FCF margin 4.9% – -1.1%
Operating cash flow margin 12.4% – 2.7%
Return on equity 17.4% – -4.4%
Return on assets 9.5% – -2.4%
Return on invested capital 6.5% – -1.2%
Return on capital employed 6.9% – -1.7%
Asset turnover 0.5x – 1.0x
Cash conversion (OCF / net income) 0.7x – -1.2x
Stock comp / revenue 0.9% – 0.7%

Financial Health

11 metrics
MetricACALUDMEC
Debt / assets 27.1% 30.6% 21.5%
Debt / equity 0.5x 0.7x 0.4x
Net debt / EBITDA 1.8x – 3.6x
Debt / FCF 10.8x – -19.2x
Liabilities / assets 43.7% 55.1% 46.0%
Equity / assets 56.3% 44.9% 54.0%
Interest coverage 3.3x – -0.6x
Current ratio 3.1x 1.6x 1.7x
Quick ratio 2.2x 1.3x 0.9x
Cash ratio 1.0x 0.7x 0.0x
Altman Z-score 3.18 – 2.09

Shareholder Returns

7 metrics
MetricACALUDMEC
Dividend yield 0.1% – –
Net buyback yield 0.2% – 0.7%
Shareholder yield 0.4% – 0.7%
Payout ratio (earnings) 2.0% – –
Payout ratio (FCF) 7.4% – –
Dividend growth (1Y) 1.0% – –
Dividend CAGR (3Y) 1.0% – –

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.

ConsensusACALUDMEC
Forward P/E 33.6xFY2026 – 66.7xFY2026
EPS, next fiscal year $4.44FY2026 – $0.24FY2026
EPS growth, next FY -0.7%FY2026 – -22.6%FY2026
EPS growth, the year after +7.0% – +354.2%
Revenue, next fiscal year $2.45BFY2026 – $666.72MFY2026
Revenue growth, next FY -14.9%FY2026 – +22.0%FY2026
Revenue growth, the year after +12.5% – +4.5%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersACALUDMEC
Held by institutions 91.8% – 83.1%
Institutions holding 428 – 158
Change in shares held, QoQ -1.1% – +47.1%
Institutions buying 230 – 100
Institutions selling 114 – 40
Buyers to sellers 2.02 – 2.50

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.

ACALUDMEC
ACA 1.00 0.05 0.23
LUD 0.05 1.00 0.01
MEC 0.23 0.01 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, ACA, LUD and MEC?

Arcosa (ACA) is the largest by market capitalisation: Arcosa (ACA) $7.33B, Luda Technology (LUD) $90.76M, Mayville Engineering Company (MEC) $408.27M.

Which company is growing faster?

Mayville Engineering Company (MEC) grew revenue fastest over the trailing twelve months: Arcosa (ACA) +9.7%, Mayville Engineering Company (MEC) +14.8%.

Which company is more profitable?

Arcosa (ACA) has the highest net margin (Arcosa (ACA) 17.9%, Mayville Engineering Company (MEC) -2.3%). On return on invested capital, Arcosa (ACA) leads (Arcosa (ACA) 6.5%, Mayville Engineering Company (MEC) -1.2%).

Which stock has performed better?

Over the past year Arcosa (ACA) returned the most: Arcosa (ACA) +61.6%, Luda Technology (LUD) -41.0%, Mayville Engineering Company (MEC) -11.0%. Over five years, Arcosa (ACA) compounded fastest (Arcosa (ACA) +23.0%/yr, Mayville Engineering Company (MEC) -1.4%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Only one of these companies pays a dividend: Arcosa (ACA) 0.13%. Luda Technology (LUD) and Mayville Engineering Company (MEC) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Arcosa (ACA) has been the steadiest (Arcosa (ACA) 31.7%, Luda Technology (LUD) 143.3%, Mayville Engineering Company (MEC) 55.5%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, ACA, LUD and MEC?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Arcosa (ACA) leads on 9. 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.