Solaris Energy Infrastructure, Inc. (SEI) intrinsic value & 10-year financials

Solaris Energy Infrastructure, Inc. (SEI) has a Graham intrinsic value of $52.81 per share. At $62.74 on Oct 17, 2026, the stock trades 19% above that value. Over the last 10 fiscal years revenue grew 48.1% a year to $622.2M, with an average return on invested capital of 14.7%.

Graham intrinsic value
$52.81
Share price (Oct 17, 2026)
$62.74
Price vs Graham value
19% above
Market cap
$1.2B
Revenue (FY2025)
$622.2M
Revenue growth (10-yr CAGR)
48.1%
ROIC (10-yr avg)
14.7%
Free cash flow (FY2025)
-$437.7M

SEI 10-year financial history

Fiscal year Revenue Net income EPS (diluted) Free cash flow Operating margin ROIC
FY2025 $622.2M $30.2M — -$437.7M 21.8% 18.7%
FY2024 $313.1M $15.8M — -$129.1M 16.9% 8.7%
FY2023 $292.9M $24.3M — $25.5M 17.0% 14.2%
FY2022 $300.0M $21.2M — -$13.4M 13.9% 13.2%
FY2021 $159.2M -$868.0K — -$3.2M -0.2% -0.2%
FY2020 $103.0M -$29.3M — $39.2M -58.2% -26.0%
FY2019 $241.7M $52.0M — $80.0M 44.7% 46.7%
FY2018 $197.2M $42.4M $1.59 -$44.7M 50.3% 53.0%
FY2017 $67.4M $3.6M $0.27 -$67.2M 37.8% —
FY2016 $18.2M $2.8M — -$6.4M 15.8% 4.1%

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

Executive summary

Solaris Energy Infrastructure, Inc. is a consistent compounder, expanding top-line revenue at 48.1% annually over the past decade.

Solaris Energy Infrastructure, Inc. returns on capital have been average, hovering around 14.7% ROIC over the decade.

Solaris Energy Infrastructure, 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, Solaris Energy Infrastructure, Inc. is modeled at 15.0% normalized earnings growth with a 5.1% bond-yield adjustment. The resulting Graham intrinsic value estimate is $52.81 per share.

SEI stock: frequently asked questions

What is the intrinsic value of Solaris Energy Infrastructure, Inc. (SEI) stock?

Using Benjamin Graham's revised formula, V = EPS × (8.5 + 2g) × 4.4 / Y, with reported diluted earnings per share, a 15.0% normalized growth rate (capped at 15%) and a 5.1% AAA corporate bond yield, SEI's intrinsic value is about $52.81 per share.

Is SEI stock undervalued?

At $62.74 (close on Oct 17, 2026), SEI trades 19% above its Graham value of $52.81. On Graham's terms the shares look fully priced. A formula is a starting point for research, not a recommendation.

How fast has Solaris Energy Infrastructure, Inc. grown?

Revenue went from $18.2M in fiscal 2016 to $622.2M in fiscal 2025, a compound annual growth rate of 48.1%. Net income was $30.2M in fiscal 2025.

Does Solaris Energy Infrastructure, Inc. generate free cash flow?

Solaris Energy Infrastructure, Inc. generated -$437.7M of free cash flow (operating cash flow minus capital expenditures) in fiscal 2025. Free cash flow was positive in 3 of the last 10 reported years.

What is SEI's return on invested capital?

Average ROIC over the last 10 fiscal years was 14.7%, and average return on equity was 8.1%. Sustained ROIC above about 15% usually points to a durable competitive advantage.

Where does this SEI data come from?

From Solaris Energy Infrastructure, Inc.'s annual 10-K filings on SEC EDGAR, most recently filed Aug 6, 2026. Prices are end-of-day snapshots; valuations are formula outputs, not investment advice.

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