Orion Energy SYSTEMS, Inc. (OESX) intrinsic value & 10-year financials

Orion Energy SYSTEMS, Inc. (OESX) has a Graham intrinsic value of $2.12 per share. At $22.52 on Oct 17, 2026, the stock trades 962% above that value. Over the last 10 fiscal years revenue grew 2.2% a year to $85.5M, with an average return on invested capital of -15.8%.

Graham intrinsic value
$2.12
Share price (Oct 17, 2026)
$22.52
Price vs Graham value
962% above
Market cap
$80.2M
Revenue (FY2026)
$85.5M
Revenue growth (10-yr CAGR)
2.2%
ROIC (10-yr avg)
-15.8%
Free cash flow (FY2026)
-$1.2M

OESX 10-year financial history

Fiscal year Revenue Net income EPS (diluted) Free cash flow Operating margin ROIC
FY2026 $85.5M -$3.2M -$0.89 -$1.2M -1.9% -8.1%
FY2025 $78.9M -$11.8M -$0.36 $500.0K -13.4% -44.5%
FY2024 $90.5M -$11.7M -$0.36 -$10.9M -12.0% -37.6%
FY2023 $74.4M -$34.3M -$1.08 -$2.9M -21.5% -39.0%
FY2022 $122.9M $6.1M $0.19 -$631.0K 6.8% 13.1%
FY2021 $113.9M $26.1M $0.83 $827.0K 6.0% 24.2%
FY2020 $149.2M $12.5M $0.40 $19.5M 8.8% 76.5%
FY2019 $62.1M -$6.7M -$0.23 -$5.4M -9.9% -33.5%
FY2018 $60.3M -$13.1M -$0.46 -$4.9M -21.5% -60.0%
FY2017 $70.2M -$12.3M -$0.44 -$2.6M -17.8% -48.8%

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

Executive summary

ORION ENERGY SYSTEMS, INC. has demonstrated mature, steady growth, with revenue compounding at 2.2% annually over the past decade.

ORION ENERGY SYSTEMS, INC. has historically struggled to out-earn its cost of capital, averaging just -15.8% ROIC.

Over the decade, ORION ENERGY SYSTEMS, INC. shows that management has aggressively returned capital to shareholders by retiring 87.4% of outstanding shares, and that the company has leveraged its balance sheet to sustain operations.

Benjamin Graham lens

Under Benjamin Graham's formula using SEC EDGAR fundamentals, ORION ENERGY SYSTEMS, INC. is modeled at 2.2% normalized earnings growth with a 5.1% bond-yield adjustment. The resulting Graham intrinsic value estimate is $2.12 per share.

OESX stock: frequently asked questions

What is the intrinsic value of Orion Energy SYSTEMS, Inc. (OESX) stock?

Using Benjamin Graham's revised formula, V = EPS × (8.5 + 2g) × 4.4 / Y, with reported diluted earnings per share, a 2.2% normalized growth rate (capped at 15%) and a 5.1% AAA corporate bond yield, OESX's intrinsic value is about $2.12 per share.

Is OESX stock undervalued?

At $22.52 (close on Oct 17, 2026), OESX trades 962% above its Graham value of $2.12. On Graham's terms the shares look fully priced. A formula is a starting point for research, not a recommendation.

How fast has Orion Energy SYSTEMS, Inc. grown?

Revenue went from $70.2M in fiscal 2017 to $85.5M in fiscal 2026, a compound annual growth rate of 2.2%. Net income was -$3.2M in fiscal 2026.

Does Orion Energy SYSTEMS, Inc. generate free cash flow?

Orion Energy SYSTEMS, Inc. generated -$1.2M of free cash flow (operating cash flow minus capital expenditures) in fiscal 2026. Free cash flow was positive in 3 of the last 10 reported years.

What is OESX's return on invested capital?

Average ROIC over the last 10 fiscal years was -15.8%, and average return on equity was -19.4%. Sustained ROIC above about 15% usually points to a durable competitive advantage.

Where does this OESX data come from?

From Orion Energy SYSTEMS, Inc.'s annual 10-K filings on SEC EDGAR. Prices are end-of-day snapshots; valuations are formula outputs, not investment advice.

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