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Companies / Technology / STEM, INC.
STEM

STEM, INC.

TechnologyBusiness Services & Software
Ticker STEMHOUSTON, TXFiscal year ends DecemberBook value per share $-30.58Diluted shares 8.8M

Stem, Inc. (NASDAQ: STEM) is a global leader in clean energy software and services, operating through its integrated PowerTrack platform that enables the intelligent development, deployment, and operation of renewable energy assets worldwide. Founded in 2009 and taken public through a SPAC merger in April 2021, the… From the company’s description.

Fiscal year 2025 · ends 12-31Changes are against fiscal 2024The amber dot is the latest twelve months, to 2026-06-30
Sales & profitability
$156.27M
+8.1% year over year
Last 12 mo $148.03M
-35.64%
+545 percentage points
Last 12 mo -29.10%
$137.76M
+116.1% year over year
Last 12 mo $-73.08M
-55.23%
−132.4 percentage points
Last 12 mo 27.11%
Cash & financing
$6.86M
+118.7% year over year
Last 12 mo $11.63M
$0.26M
+100.5% year over year
Last 12 mo $7.15M
-1.43
Was -1.47× a year earlier
Last 12 mo -1.32
8.5M
−94.7% year over year
Last 12 mo 8.8M

Margins and return on equity change in ; everything else in percent. Fewer shares and less debt are shown plainly, not as bad news — it depends what you make of buybacks. Dotted labels explain each measure. is shown separately from the annual figures.

What STEM, INC. does

In the company’s own words

Stem, Inc. (NASDAQ: STEM) is a global leader in clean energy software and services, operating through its integrated PowerTrack platform that enables the intelligent development, deployment, and operation of renewable energy assets worldwide. Founded in 2009 and taken public through a SPAC merger in April 2021, the company has evolved from a hardware-focused business to a software and services-centric organization specializing in artificial intelligence-enabled solutions for solar, storage, and hybrid energy systems.

The company's core offering, PowerTrack, comprises an integrated suite of software and solutions including PowerTrack Software for solar monitoring and analytics, PowerTrack Energy Management System, PowerTrack SCADA, PowerTrack Power Plant Controller, PowerTrack Logger, and PowerTrack Optimizer. Stem also provides commercial and utility-scale edge hardware solutions that are hardware-agnostic devices connecting customers' solar and storage assets to unified software applications. The company's service offerings include project services for design and commissioning, managed services covering the full lifecycle of energy storage systems, and comprehensive professional services supporting customers through every stage of project implementation.

As of December 31, 2025, Stem employed 423 people globally, with 268 based in the United States and 155 in international locations. The company operates across 55 countries and manages 36 gigawatts of solar assets and nearly 2 gigawatt-hours of operating energy storage assets. In fiscal year 2025, total revenue was approximately $156 million, with hardware revenue comprising 43.9 percent of total revenue and software and services revenue comprising the remainder.

Stem's competitive strengths include its extensive patent portfolio of more than 90 patents related to power electronics, analytics and control, networked operations, and solar asset monitoring. The company maintains strategic partnerships with industry leaders and serves project developers, asset owners, engineering firms, and distributors. The company's website is www.stem.com, with investor relations information available at https://investors.stem.com.

Company details
Sector
Technology
Industry
Business Services & Software
Headquarters
HOUSTON, TX
Fiscal year end
December
CIK
1758766
SIC
7373

Financial performance, year by year

Fiscal 2020–2025 · USD
$-985.57M$-590.91M$-196.25M$198.41M$593.07M202020212022202320242025Last 12 moLast 12 monthsLast 12 months

The full income statement, balance sheet and cash flow for each of these years — every figure traceable to its filing — is on the Financials tab with a free account.

Ownership

Who owns STEM, INC. — and what changed

Funds as of 2026Q2 · superinvestors as of 2026-06-30

20
funds hold it
0 of 35
superinvestors hold it
$4.59M
held by funds, at market
5.9%
of shares held by funds
2
bond issues held by funds

Largest fund holders · STEM, INC.’s weight in each

VANGUARD TOTAL STOCK MARKET INDEX FUND
VTI · VANGUARD INDEX FUNDS
0.00%of fund net assets
VANGUARD EXTENDED MARKET INDEX FUND
VXF · VANGUARD INDEX FUNDS
0.00%of fund net assets
Fidelity Extended Market Index Fund
FSMAX · Fidelity Concord Street Trust
0.00%of fund net assets
Ultra-Small Company Fund
BRUSX · Bridgeway Funds, Inc.
0.35%of fund net assets
0.01%of fund net assets

Fund ownership is a floor, not a census — pensions, insurers and people holding shares directly are not visible here.

STEM, INC.’s bonds, as funds hold them

Funds report holding 2 issues of STEM, INC.’s debt, $3.50M at market value — what funds hold, not the company’s total debt. Weighted-average coupon 0.45%, maturing 2028 to 2030.

Fund ownership counts N-PORT filers only, so it is a floor rather than a census — pensions, insurers and direct holders are not visible here, and the remainder is not “held by individuals”.

Every fund and institutional holder, quarter by quarter, is on the Ownership tab with a free account.

Connected research

Put this business in context.

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  • “How do STEM, INC. and its peers compare on margins and cash generation over ten years?”
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