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Power Sustainable Completes Sale of Minority Stake in Big Sky Wind to Institutional Partners

(Moderate)
(Very Positive)
Tags

Power Sustainable completed the sale of a 49.9% interest in Big Sky Wind (240 MW) to funds managed by Hamilton Lane and GCM Grosvenor on April 29, 2026. PSEI retains a majority stake and will continue to operate the fully repowered (2022) PJM-market asset while recycling capital for new investments.

This partnership with institutional investors supports PSEI's capital-recycling strategy and aims to scale its renewable infrastructure platform.

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Positive

  • 49.9% stake sold to Hamilton Lane and GCM Grosvenor
  • 240 MW operating wind facility with strong operating track record
  • Asset fully repowered in 2022, supporting performance and availability
  • PSEI retains majority interest and continues operational control
  • Capital recycling to fund new investments across PSEI's portfolio

Negative

  • None.

News Market Reaction – HLNE

-2.35%
8 alerts
-2.35% Session close to close
$5.30B Market Cap
0.6x Rel. Volume

In the Apr 29 session, HLNE declined 2.35%, reflecting a moderate negative market reaction. Our momentum scanner triggered 8 alerts that day, indicating moderate trading interest and price volatility.

Data tracked by StockTitan Argus on the day of publication.

Market Context

This announcement highlights Hamilton Lane-managed funds taking a 49.9% minority stake in Big Sky Wi...
Analysis

This announcement highlights Hamilton Lane-managed funds taking a 49.9% minority stake in Big Sky Wind, a 240 MW repowered wind facility in the PJM market, alongside Power Sustainable. It reinforces the firm’s emphasis on established renewable infrastructure with stable cash flows and long-term institutional partners. In context of recent fund launches and capital formation activity, investors may watch how infrastructure allocations, performance of PJM-exposed assets, and upcoming earnings updates shape the broader growth trajectory.

Key Figures

Stake sold: 49.9% interest Project capacity: 240 MW Repower year: 2022 +1 more
4 metrics
Stake sold 49.9% interest Minority stake in Big Sky Wind sold to institutional funds
Project capacity 240 MW Operating wind facility Big Sky Wind in Illinois
Repower year 2022 Big Sky Wind fully repowered in 2022
Price vs 52-week high -49.36% Position relative to 52-week high of $179.19 before this news

Historical Context

5 past events · Latest: Apr 23 (Neutral)
Pattern 5 events
Date Event Sentiment 24h Move Catalyst
Apr 23 Earnings date notice Neutral -2.7% Announced upcoming Q4 and full-year FY26 earnings release and webcast timing.
Apr 22 Product launch Positive +0.7% Launched new credit and infrastructure interval funds with low minimums and sizable commitments.
Apr 20 Leadership updates Neutral +0.1% Announced over 25 senior promotions and appointments across global business lines.
Apr 08 Portfolio company deal Neutral -2.4% Cosette Pharmaceuticals acquired Assertio brands with $48.9M 2025 net sales and IP to 2040.
Apr 06 Financing activity Positive +1.3% Vero Fiber expanded its credit facility to $425M with an accordion to $585M.

24h Move is the share-price change in the day after each event; other market factors may also have contributed.

Pattern Detected

Recent HLNE headlines (fund launches, promotions, credit facility activity) have generally seen modest price moves that align directionally with the tone of the news.

Recent Company History

Over the past month, Hamilton Lane has highlighted multiple growth and capital formation milestones. On April 22, it launched the Hamilton Lane Credit Income Fund and converted its Private Infrastructure Fund to an interval structure, following a prior update showing $1.0 trillion in assets under management and supervision as of December 31, 2025. Additional news covered senior promotions and a Vero Fiber credit facility expansion to $425 million. Today’s Big Sky Wind stake sale fits the theme of scaling infrastructure exposure and partnering with institutional capital.

Key Terms

mw, pjm market
2 terms
mw technical
"a 240 MW operating wind facility located in Illinois"
A megawatt (MW) is a unit of electrical power equal to one million watts, used to describe how much energy a power plant, solar farm, wind turbine or industrial facility can produce or consume at a given moment. Investors watch MW figures because they signal the size and revenue potential of energy assets or projects—much like knowing the horsepower of a car tells you how powerful it is—so capacity changes, upgrades or sales can affect future earnings and value.
pjm market technical
"The asset, which was fully repowered in 2022, is located in the PJM market"
The PJM market is the organized wholesale electricity marketplace run by PJM Interconnection, where power producers sell electricity and utilities buy it to serve customers across a large U.S. region. Think of it as a giant online marketplace for electricity that sets prices and schedules supply to keep the lights on; changes in those prices, capacity rules or reliability signals directly affect utility and generator revenues, operating costs and investment decisions, so investors watch it closely.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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MONTREAL, April 29, 2026 /PRNewswire/ - Power Sustainable Energy Infrastructure ("PSEI"), the renewable energy infrastructure platform of Power Sustainable, today announced it completed the sale of a 49.9% interest in Big Sky Wind, a 240 MW operating wind facility located in Illinois, to funds managed by Hamilton Lane (Nasdaq: HLNE) and GCM Grosvenor, two leading global private markets investment firms. PSEI will retain a majority interest in the asset and continue to oversee its operations.

The transaction reflects PSEI's strategy of partnering with long-term institutional investors while actively recycling capital to fund new investments across its portfolio.

"We are pleased to partner with Hamilton Lane and GCM Grosvenor on Big Sky Wind," said Pierre-Olivier Perras, Managing Partner at PSEI. "This transaction highlights the quality of the asset and reflects our disciplined approach to active portfolio management and capital recycling, enabling us to reinvest in new opportunities and continue to scale our platform."

Taylor McManus, Principal, Infrastructure Investment Team at Hamilton Lane, said: "We are happy to be partnering with Power Sustainable, a proven investor and operator of renewable power generation across North America. This was a unique opportunity to invest in an operating wind asset with a strong contractual framework, an attractive risk return profile and favorable transaction dynamics."

"Big Sky Wind is a high-quality, repowered asset with a strong operating profile and exposure to a constructive U.S. power market," said Kevin Pellecchia, Executive Director, Infrastructure Investments at GCM Grosvenor. "Our investment reflects a focus on accessing established infrastructure assets alongside experienced sponsors, where we see the potential for durable cash flows and long-term value creation."

Big Sky Wind is an operating wind project with a strong performance track record, supported by high availability and stable cash flows. The asset, which was fully repowered in 2022, is located in the PJM market and is positioned to benefit from supportive market fundamentals.

This transaction underscores PSEI's ability to originate, scale, and optimize high-quality infrastructure assets, while maintaining a strong pipeline of investment opportunities across its core markets.

About Power Sustainable

Power Sustainable is a multi-platform alternative asset manager investing across the core sectors of the real economy as they undergo structural change. The firm allocates capital across energy, food, mobility, connectivity, and the built environment, investing selectively along their value chains through equity and credit strategies. Power Sustainable focuses on opportunities where transition, resilience, and resource efficiency are drivers of performance and risk. Power Sustainable is a subsidiary of Power Corporation of Canada (TSX: POW), an international management and holding company focused on financial services in North America, Europe, and Asia. Learn more on Power Sustainable's LinkedIn and Website.

About Hamilton Lane

Hamilton Lane (Nasdaq: HLNE) is one of the largest private markets investment firms globally, providing innovative solutions to institutional and private wealth investors around the world. Dedicated exclusively to private markets investing for more than 30 years, the firm currently employs approximately 780 professionals operating in offices throughout North America, Europe, Asia Pacific and the Middle East. Hamilton Lane has $1.0 trillion in assets under management and supervision, composed of $146.1 billion in discretionary assets and $871.5 billion in non-discretionary assets, as of December 31, 2025. Hamilton Lane specializes in building flexible investment programs that provide clients access to the full spectrum of private markets strategies, sectors and geographies. For more information, please visit our website or follow us on LinkedIn.

About GCM Grosvenor

GCM Grosvenor (Nasdaq: GCMG) is a global alternative asset management solutions provider with approximately $91 billion in assets under management across private equity, infrastructure, real estate, credit, and absolute return investment strategies. The firm has specialized in alternatives for more than 50 years and is dedicated to delivering value for clients by leveraging its cross-asset class and flexible investment platform.

GCM Grosvenor's experienced team of approximately 550 professionals serves a global client base of institutional and individual investors. The firm is headquartered in Chicago, with offices in New York, Toronto, London, Frankfurt, Tokyo, Hong Kong, Seoul and Sydney. For more information, visit: gcmgrosvenor.com.

Cision View original content:https://www.prnewswire.com/news-releases/power-sustainable-completes-sale-of-minority-stake-in-big-sky-wind-to-institutional-partners-302757198.html

SOURCE Power Sustainable

FAQ

What stake did Power Sustainable sell in Big Sky Wind (GCMG) on April 29, 2026?

Power Sustainable sold a 49.9% interest in Big Sky Wind. According to the company, funds managed by Hamilton Lane and GCM Grosvenor acquired the minority stake while PSEI retains majority ownership and operational control.

How large is the Big Sky Wind project that Power Sustainable partially sold (GCMG)?

Big Sky Wind is a 240 MW operating wind facility. According to the company, the project was fully repowered in 2022 and operates in the PJM market with high availability and stable cash flows.

Who are the institutional partners that bought into Big Sky Wind alongside Power Sustainable (GCMG)?

Funds managed by Hamilton Lane and GCM Grosvenor acquired the 49.9% interest. According to the company, both are global private markets investment firms partnering as long-term institutional investors.

Will Power Sustainable continue to manage Big Sky Wind after the sale (GCMG)?

Yes. Power Sustainable will retain a majority interest and continue to oversee operations. According to the company, PSEI remains the operating sponsor and will manage the asset while redeploying capital across its platform.

What strategic purpose did Power Sustainable cite for the Big Sky Wind minority sale (GCMG)?

The company said the sale supports capital recycling and partnership with long-term institutional investors. According to the company, proceeds will be used to fund new investments and scale the renewable infrastructure platform.