CSTM vs ACA vs IIIN Stock Comparison

Constellium Se, Arcosa and Insteel Industries Prices as of Oct 23, 2026 Peers: Industry group
CSTM Constellium Se
$23.19 -7.0% 1M +38.9% 1Y
Market cap
$3.17B
P/E
5.8x
Revenue (TTM)
$9.58B
Div. yield
–
Metal Fabrication Industrials
6 wins
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
6 wins
IIIN Insteel Industries Inc
$27.74 -6.2% 1M -9.9% 1Y
Market cap
$544.66M
P/E
15.0x
Revenue (TTM)
$707.68M
Div. yield
0.04%
Metal Fabrication Industrials

Head to Head

12 decided of 12

Arcosa leads on 6 of the 12 questions below (Arcosa 6, Constellium Se 6). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionCSTMACAIIINLeader
Larger companyMarket capitalisation $3.17B $7.33B $544.66M ACA
Cheaper on earningsLower P/E, profitable companies only 5.8x 14.9x 15.0x CSTM
Cheaper on forward earningsLower price / next fiscal year consensus EPS 5.7x 33.6x 18.5x CSTM
Faster revenue growthRevenue growth, trailing twelve months +25.9% +9.7% +17.1% CSTM
More profitableNet margin, trailing twelve months 5.7% 17.9% 5.1% ACA
Better return on capitalReturn on invested capital 25.6% 6.5% — CSTM
Less leveragedLower net debt / EBITDA 1.2x 1.8x — CSTM
Higher dividend yieldTrailing dividend yield 0.00% 0.13% 0.04% ACA
Better 1-year returnPrice return, last 12 months +38.9% +61.6% -9.9% ACA
Better 5-year returnAnnualised price return, 5 years +5.2%/yr +23.0%/yr -5.3%/yr ACA
Less volatileAnnualised volatility, 1 year 44.6% 31.7% 41.4% ACA
Higher overall scoreMean of the five percentile scores vs peers 74/100 56/100 50/100 CSTM

Percentile Scorecard

CSTMACAIIIN

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

AxisCSTMACAIIIN
Valuation 97 #7 of 203 48 #106 of 203 65 #72 of 203
Growth 98 #5 of 188 82 #34 of 188 23 #145 of 188
Profitability 66 #65 of 187 53 #89 of 187 44 #106 of 187
Financial Health 19 #181 of 222 58 #94 of 222 85 #35 of 222
Shareholder Returns 91 #15 of 153 41 #91 of 153 33 #103 of 153
Overall 74 56 50
  • CSTM ranked among 222 companies in Machinery
  • ACA ranked among 222 companies in Machinery
  • IIIN ranked among 222 companies in Machinery

Price Performance

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

Returns

PeriodCSTMACAIIINSPY
1 month -7.0%+1.7%-6.2% -1.0%
3 months -20.2%+2.9%-15.3% +2.9%
6 months -26.1%+24.1%+9.9% +6.4%
Year to date +23.0%+40.3%-12.4% +11.4%
1 year +38.9%+61.6%-9.9% +13.1%
3 years +42.4%+117.4%-1.5% +79.4%
3 years, per year +12.5%+29.6%-0.5% +21.5%
5 years +28.8%+181.9%-23.8% +67.7%
5 years, per year +5.2%+23.0%-5.3% +10.9%
10 years +314.1%—+0.1% +255.2%
10 years, per year +15.3%—+0.0% +13.5%

Risk

MeasureCSTMACAIIINSPY
Volatility, 1Y 44.6%31.7%41.4% 12.7%
Downside volatility, 1Y 42.0%32.9%51.1% 12.7%
Beta vs S&P 500, 1Y 1.910.950.96 1.00
Return / volatility, 1Y 0.871.94-0.24 1.03
Max drawdown, 5Y -66.3%-36.7%-49.9% -25.4%
From 52-week high -35.9%0.0%-27.2% -2.5%
52-week high $36.15$149.18$38.11 $779.14
52-week low $14.75$92.25$24.48 $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.

MultipleCSTMACAIIIN
P/E now vs peer median 5.8xmedian 25.9x 14.9xmedian 25.9x 14.8xmedian 25.9x
P/S now vs peer median 0.3xmedian 1.9x 2.7xmedian 1.9x 0.8xmedian 1.9x
EV/EBITDA now vs peer median 3.3xmedian 13.7x 15.2xmedian 13.7x 8.0xmedian 13.7x
P/FCF now vs peer median 14.4xmedian 21.1x 54.9xmedian 21.1x -55.0xmedian 21.1x
P/B now vs peer median 2.5xmedian 2.3x 2.5xmedian 2.3x 1.4xmedian 2.3x
PEG now vs peer median 0.07median 1.19 0.75median 1.19 -1.40median 1.19

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 monthsCSTMACAIIIN
Revenue $9.58B $2.74B $707.68M
Gross profit $1.56B $632.30M $83.27M
Operating income $1.14B $322.70M $46.42M
Net income $545.00M $491.40M $36.38M
Free cash flow $218.00M $133.40M -$9.76M
R&D $53.00M – –
EPS (diluted) $3.89 $9.99 $1.87
Cash & equivalents $163.00M $432.10M $22.95M
Total debt $1.92B $1.44B –
Shares (diluted) 140.15M 49.20M 19.49M
Enterprise value $2.62B $6.31B $452.40M

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
MetricCSTMACAIIIN
P/E 5.8x 14.9x 14.8x
P/FCF 14.4x 54.9x -55.0x
P/Operating cash flow 5.7x 21.5x 526.0x
P/S 0.3x 2.7x 0.8x
P/B 2.5x 2.5x 1.4x
P/Tangible book 2.7x 2.7x 1.5x
EV/EBITDA 3.3x 15.2x 8.0x
EV/EBIT 4.3x 25.8x 11.1x
EV/Revenue 0.5x 3.0x 0.7x
EV/FCF 22.5x 62.4x -52.7x
EV/Operating cash flow 8.9x 24.4x 503.5x
PEG (3Y EPS CAGR) 0.07 0.75 -1.40

Growth

14 metrics
MetricCSTMACAIIIN
Revenue growth (1Y) 25.9% 9.7% 17.1%
Revenue CAGR (3Y) 6.3% 7.0% 0.4%
Gross profit growth (1Y) 66.2% 20.7% 8.0%
Gross profit CAGR (3Y) 21.4% 14.2% -3.0%
Operating income growth (1Y) 101.1% 61.3% 21.9%
Operating income CAGR (3Y) 27.0% -5.6% -8.4%
Net income growth (1Y) 1,457% 433.0% 16.8%
Net income CAGR (3Y) 19.3% 20.2% -10.7%
EPS growth (1Y) 1,629% 430.8% 17.2%
EPS CAGR (3Y) 85.0% 19.8% -10.6%
Operating cash flow growth (1Y) 84.9% -23.1% -98.3%
Operating cash flow CAGR (3Y) – 16.1% -77.8%
Free cash flow growth (1Y) 311.7% -54.9% -118.7%
Free cash flow CAGR (3Y) – 54.7% -29.1%

Profitability

14 metrics
MetricCSTMACAIIIN
Gross margin 16.3% 23.0% 11.8%
EBITDA margin 15.5% 19.9% 9.1%
Operating margin 11.9% 11.8% 6.6%
Pretax margin 8.1% 8.4% 6.7%
Net margin 5.7% 17.9% 5.1%
FCF margin 2.3% 4.9% -1.4%
Operating cash flow margin 5.8% 12.4% 0.1%
Return on equity 45.7% 17.4% 9.9%
Return on assets 9.1% 9.5% 7.8%
Return on invested capital 25.6% 6.5% –
Return on capital employed 31.2% 6.9% 11.9%
Asset turnover 1.6x 0.5x 1.5x
Cash conversion (OCF / net income) 1.0x 0.7x 0.0x
Stock comp / revenue – 0.9% 0.5%

Financial Health

11 metrics
MetricCSTMACAIIIN
Debt / assets 31.7% 27.1% –
Debt / equity 1.5x 0.5x –
Net debt / EBITDA 1.2x 1.8x –
Debt / FCF 8.8x 10.8x –
Liabilities / assets 79.3% 43.7% 21.6%
Equity / assets 20.7% 56.3% 78.4%
Interest coverage 10.5x 3.3x 773.6x
Current ratio 1.4x 3.1x 3.6x
Quick ratio 0.6x 2.2x 1.3x
Cash ratio 0.1x 1.0x 0.3x
Altman Z-score 2.94 3.18 6.24

Shareholder Returns

7 metrics
MetricCSTMACAIIIN
Dividend yield – 0.1% 4.0%
Net buyback yield 3.6% 0.2% 0.6%
Shareholder yield 3.6% 0.4% 4.6%
Payout ratio (earnings) – 2.0% 59.7%
Payout ratio (FCF) – 7.4% -222.6%
Dividend growth (1Y) – 1.0% -0.2%
Dividend CAGR (3Y) – 1.0% -19.2%

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.

ConsensusCSTMACAIIIN
Forward P/E 5.7xFY2026 33.6xFY2026 18.5xFY2026
EPS, next fiscal year $4.08FY2026 $4.44FY2026 $1.50FY2026
EPS growth, next FY +229.0%FY2026 -0.7%FY2026 -28.6%FY2026
EPS growth, the year after -31.9% +7.0% +69.3%
Revenue, next fiscal year $10.93BFY2026 $2.45BFY2026 $703.46MFY2026
Revenue growth, next FY +29.4%FY2026 -14.9%FY2026 +8.6%FY2026
Revenue growth, the year after +2.0% +12.5% +5.9%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersCSTMACAIIIN
Held by institutions 88.6% 91.8% 82.1%
Institutions holding 384 426 187
Change in shares held, QoQ -4.5% -1.1% +0.9%
Institutions buying 255 230 122
Institutions selling 108 114 48
Buyers to sellers 2.36 2.02 2.54

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.

CSTMACAIIIN
CSTM 1.00 0.33 0.32
ACA 0.33 1.00 0.27
IIIN 0.32 0.27 1.00

Add a Peer

Largest companies in the same industry

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Frequently Asked Questions

Which is bigger, CSTM, ACA and IIIN?

Arcosa (ACA) is the largest by market capitalisation: Constellium Se (CSTM) $3.17B, Arcosa (ACA) $7.33B, Insteel Industries (IIIN) $544.66M.

Which stock is cheaper, CSTM, ACA and IIIN?

Constellium Se (CSTM) trades on the lowest price-to-earnings ratio (Constellium Se (CSTM) 5.8x, Arcosa (ACA) 14.9x, Insteel Industries (IIIN) 15.0x). On next year's consensus earnings, Constellium Se (CSTM) is cheapest (Constellium Se (CSTM) 5.7x, Arcosa (ACA) 33.6x, Insteel Industries (IIIN) 18.5x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Constellium Se (CSTM) grew revenue fastest over the trailing twelve months: Constellium Se (CSTM) +25.9%, Arcosa (ACA) +9.7%, Insteel Industries (IIIN) +17.1%.

Which company is more profitable?

Arcosa (ACA) has the highest net margin (Constellium Se (CSTM) 5.7%, Arcosa (ACA) 17.9%, Insteel Industries (IIIN) 5.1%). On return on invested capital, Constellium Se (CSTM) leads (Constellium Se (CSTM) 25.6%, Arcosa (ACA) 6.5%).

Which stock has performed better?

Over the past year Arcosa (ACA) returned the most: Constellium Se (CSTM) +38.9%, Arcosa (ACA) +61.6%, Insteel Industries (IIIN) -9.9%. Over five years, Arcosa (ACA) compounded fastest (Constellium Se (CSTM) +5.2%/yr, Arcosa (ACA) +23.0%/yr, Insteel Industries (IIIN) -5.3%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Arcosa (ACA) has the highest dividend yield: Constellium Se (CSTM) 0.00%, Arcosa (ACA) 0.13%, Insteel Industries (IIIN) 0.04%. Constellium Se (CSTM) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Arcosa (ACA) has been the steadiest (Constellium Se (CSTM) 44.6%, Arcosa (ACA) 31.7%, Insteel Industries (IIIN) 41.4%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, CSTM, ACA and IIIN?

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 6. 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.