Ies Holdings, Inc. (IESC) intrinsic value & 10-year financials

Ies Holdings, Inc. (IESC) has a Graham intrinsic value of $409.23 per share. At $251.96 on Oct 17, 2026, the stock trades 38% below that value. Over the last 10 fiscal years revenue grew 19.2% a year to $3.4B, with an average return on invested capital of 20.4%.

Graham intrinsic value
$409.23
Share price (Oct 17, 2026)
$251.96
Price vs Graham value
38% below
Market cap
$5.1B
Revenue (FY2025)
$3.4B
Revenue growth (10-yr CAGR)
19.2%
ROIC (10-yr avg)
20.4%
Free cash flow (FY2025)
$218.8M

IESC 10-year financial history

Fiscal year Revenue Net income EPS (diluted) Free cash flow Operating margin ROIC
FY2025 $3.4B $306.0M $15.02 $218.8M 11.4% 42.5%
FY2024 $2.9B $219.1M $9.89 $189.2M 10.4% 46.8%
FY2023 $2.4B $108.3M $4.54 $136.2M 6.7% 27.0%
FY2022 $2.2B $34.8M $1.44 -$13.0M 2.6% 9.7%
FY2021 $1.5B $66.7M $3.15 $30.5M 5.6% 21.4%
FY2020 $1.2B $41.6M $1.94 $72.0M 4.2% 17.3%
FY2019 $1.1B $33.2M $1.55 $32.4M 3.9% 15.4%
FY2018 $876.8M -$14.2M -$0.67 $7.7M 3.0% 5.6%
FY2017 $810.7M $13.4M $0.62 $17.8M 2.5% 6.4%
FY2016 $696.0M $120.8M $5.62 $21.6M 3.6% 11.4%

Source: annual 10-K filings on SEC EDGAR. Figures in USD.

Executive summary

IES Holdings, Inc. is a consistent compounder, expanding top-line revenue at 19.2% annually over the past decade.

IES Holdings, Inc. has earned high returns on invested capital, averaging 20.4% ROIC over the available history. High ROIC is consistent with a durable franchise, but it is not by itself proof of an economic moat.

IES Holdings, Inc. has not shown aggressive share repurchases (>10% retirement) or a major balance-sheet leverage increase (>50% net debt growth) over the 10-year window.

Benjamin Graham lens

Under Benjamin Graham's formula using SEC EDGAR fundamentals, IES Holdings, Inc. is modeled at 11.5% normalized earnings growth with a 5.1% bond-yield adjustment. The resulting Graham intrinsic value estimate is $409.23 per share.

IESC stock: frequently asked questions

What is the intrinsic value of Ies Holdings, Inc. (IESC) stock?

Using Benjamin Graham's revised formula, V = EPS × (8.5 + 2g) × 4.4 / Y, with reported diluted earnings per share, a 11.5% normalized growth rate (capped at 15%) and a 5.1% AAA corporate bond yield, IESC's intrinsic value is about $409.23 per share.

Is IESC stock undervalued?

At $251.96 (close on Oct 17, 2026), IESC trades 38% below its Graham value of $409.23. On Graham's terms that leaves a margin of safety. A formula is a starting point for research, not a recommendation.

How fast has Ies Holdings, Inc. grown?

Revenue went from $696.0M in fiscal 2016 to $3.4B in fiscal 2025, a compound annual growth rate of 19.2%. Net income was $306.0M in fiscal 2025.

Does Ies Holdings, Inc. generate free cash flow?

Ies Holdings, Inc. generated $218.8M of free cash flow (operating cash flow minus capital expenditures) in fiscal 2025. Free cash flow was positive in 9 of the last 10 reported years.

What is IESC's return on invested capital?

Average ROIC over the last 10 fiscal years was 20.4%, and average return on equity was 22.4%. Sustained ROIC above about 15% usually points to a durable competitive advantage.

Where does this IESC data come from?

From Ies Holdings, Inc.'s annual 10-K filings on SEC EDGAR, most recently filed Jul 31, 2026. Prices are end-of-day snapshots; valuations are formula outputs, not investment advice.

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