SUNation Energy, Inc. (SUNE) intrinsic value & 10-year financials

SUNation Energy, Inc. (SUNE) has a Graham intrinsic value of $0.39 per share. At $2.05 on Oct 17, 2026, the stock trades 426% above that value. Over the last 10 fiscal years revenue shrank 3.5% a year to $71.9M, with an average return on invested capital of -24.9%.

Graham intrinsic value
$0.39
Share price (Oct 17, 2026)
$2.05
Price vs Graham value
426% above
Market cap
$5.1M
Revenue (FY2025)
$71.9M
Revenue growth (10-yr CAGR)
-3.5%
ROIC (10-yr avg)
-24.9%
Free cash flow (FY2025)
$906.4K

SUNE 10-year financial history

Fiscal year Revenue Net income EPS (diluted) Free cash flow Operating margin ROIC
FY2025 $71.9M -$10.9M -$4.38 $906.4K -2.3% -8.8%
FY2024 $56.9M -$15.8M -$50.58 -$6.3M -21.7% -76.4%
FY2023 $79.6M -$8.1M -$0.81 -$1.3M -9.4% -29.8%
FY2022 $27.5M -$10.4M -$4.04 -$7.7M -38.0% -49.1%
FY2021 $7.0M $3.0M $0.31 -$4.6M -116.6% -33.6%
FY2020 $42.6M -$171.7K -$0.02 -$4.9M -6.3% -7.9%
FY2019 $50.9M $6.5M $0.69 $9.8M 0.0% 0.0%
FY2018 $65.8M -$6.8M -$0.75 -$5.5M -10.0% -14.4%
FY2017 $82.3M -$11.8M -$1.32 $2.9M -14.3% -21.2%
FY2016 $99.4M -$8.1M -$0.92 -$1.1M -4.5% -7.2%

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

Executive summary

SUNation Energy, Inc. is facing top-line stagnation, with revenue contracting over the decade.

SUNation Energy, Inc. has historically struggled to out-earn its cost of capital, averaging just -24.8% ROIC.

Over the decade, SUNation Energy, Inc. shows that management has aggressively returned capital to shareholders by retiring 71.8% of outstanding shares.

Benjamin Graham lens

Under Benjamin Graham's formula using SEC EDGAR fundamentals, SUNation Energy, Inc. is modeled at -3.5% normalized earnings growth with a 5.1% bond-yield adjustment. The resulting Graham intrinsic value estimate is $0.39 per share.

SUNE stock: frequently asked questions

What is the intrinsic value of SUNation Energy, Inc. (SUNE) stock?

Using Benjamin Graham's revised formula, V = EPS × (8.5 + 2g) × 4.4 / Y, with reported diluted earnings per share, a -3.5% normalized growth rate (capped at 15%) and a 5.1% AAA corporate bond yield, SUNE's intrinsic value is about $0.39 per share.

Is SUNE stock undervalued?

At $2.05 (close on Oct 17, 2026), SUNE trades 426% above its Graham value of $0.39. On Graham's terms the shares look fully priced. A formula is a starting point for research, not a recommendation.

How fast has SUNation Energy, Inc. grown?

Revenue went from $99.4M in fiscal 2016 to $71.9M in fiscal 2025, a compound annual growth rate of -3.5%. Net income was -$10.9M in fiscal 2025.

Does SUNation Energy, Inc. generate free cash flow?

SUNation Energy, Inc. generated $906.4K 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 SUNE's return on invested capital?

Average ROIC over the last 10 fiscal years was -24.9%, and average return on equity was -28.3%. Sustained ROIC above about 15% usually points to a durable competitive advantage.

Where does this SUNE data come from?

From SUNation Energy, Inc.'s annual 10-K filings on SEC EDGAR, most recently filed May 15, 2026. Prices are end-of-day snapshots; valuations are formula outputs, not investment advice.

Similar construction - special trade contractors stocks