Construction - Special Trade Contractors stocks: intrinsic value, ROIC & growth

14 U.S. construction - special trade contractors companies with at least three years of SEC filings, ranked by size. 3 of the 7 with a current price trade below their Graham intrinsic value. The median company earned a 7.4% average return on invested capital and grew revenue 12.2% a year.

Updated October 18, 2026

14companies
3below Graham value
7.4%median 10-yr ROIC
12.2%median revenue CAGR

Most undervalued construction - special trade contractors stocks

Ticker Company Upside Price Graham value Price vs value Market cap ROIC (10y) Revenue CAGR
LMB Limbach Holdings, Inc. +120% $48.69 $107.29 55% below $588.2M 15.3% 3.6%
AMRC Ameresco, Inc. +82% $19.50 $35.54 45% below $1.0B 7.4% 12.2%

Highest-ROIC construction - special trade contractors stocks

Ticker Company 10-yr ROIC Price Graham value Price vs value Market cap ROIC (10y) Revenue CAGR
AGX ARGAN INC 16.7% $345.56 $205.88 68% above $4.9B 16.7% 3.8%
LMB Limbach Holdings, Inc. 15.3% $48.69 $107.29 55% below $588.2M 15.3% 3.6%
BLD TopBuild Corp 14.5% — $607.18 — — 14.5% 13.4%
AMRC Ameresco, Inc. 7.4% $19.50 $35.54 45% below $1.0B 7.4% 12.2%
BBCP Concrete Pumping Holdings, Inc. 6.2% $9.08 — — $478.4M 6.2% 5.6%

All construction - special trade contractors stocks

Ticker Company Price Graham value Price vs value Market cap ROIC (10y) Revenue CAGR
BLD TopBuild Corp — $607.18 — — 14.5% 13.4%
LGN Legence Corp. $43.53 — — — 6.2% 25.7%
AGX ARGAN INC $345.56 $205.88 68% above $4.9B 16.7% 3.8%
RUN Sunrun Inc. $7.30 $35.55 79% below $1.9B -8.6% 23.1%
AMRC Ameresco, Inc. $19.50 $35.54 45% below $1.0B 7.4% 12.2%
LMB Limbach Holdings, Inc. $48.69 $107.29 55% below $588.2M 15.3% 3.6%
BBCP Concrete Pumping Holdings, Inc. $9.08 — — $478.4M 6.2% 5.6%
CNTM ConnectM Technology Solutions, Inc. $4.45 — — $321.8M 55.2% 34.0%
MTRX MATRIX SERVICE CO $10.02 — — $278.2M -263.1% -5.8%
SMXT SolarMax Technology, Inc. $4.91 $0.33 1388% above $245.4M 78.7% 26.7%
RHNO RHINO BITCOIN INC. $8.90 — — $59.4M -199.2% 89.9%
SUNE SUNation Energy, Inc. $2.05 $0.39 426% above $5.1M -24.9% -3.5%
PTOS P2 Solar, Inc. $0.01 — — $739.3K 89.0% -29.6%
CETX CEMTREX INC $1.72 $0.07 2357% above $227.7K -9.0% -2.2%

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