Lightrock Netherlands B.V. Significantly Boosts Stake in First Solar

Solar cell manufacturer now makes up 18% of investment firm's portfolio

Apr. 16, 2026 at 11:06am

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Lightrock Netherlands B.V. grew its position in First Solar, Inc. (NASDAQ:FSLR) by 2,663.8% in the 4th quarter, according to the company's latest SEC filing. The firm now owns 666,307 shares of the solar cell manufacturer's stock, making it the second-largest position in Lightrock's portfolio.

Why it matters

This significant increase in Lightrock's stake in First Solar highlights the investment firm's strong confidence in the solar company's growth potential. As the solar industry continues to expand, major institutional investors like Lightrock are positioning themselves to capitalize on the sector's long-term prospects.

The details

Lightrock Netherlands B.V. now owns approximately 0.62% of First Solar, worth $174,059,000 at the end of the most recent reporting period. The firm added 642,199 shares to its position during the fourth quarter. First Solar makes up around 18% of Lightrock's total portfolio, making it the investment firm's second-largest holding.

  • Lightrock Netherlands B.V. filed its latest 13F report with the SEC in the 4th quarter of 2026.
  • The firm increased its First Solar position by 2,663.8% during that quarter.

The players

Lightrock Netherlands B.V.

An investment firm that has significantly increased its stake in solar cell manufacturer First Solar, making it the company's second-largest position.

First Solar, Inc.

A United States-based solar technology company that designs and manufactures thin-film photovoltaic modules using cadmium telluride semiconductor technology.

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What’s next

Investors will be closely watching to see if Lightrock Netherlands B.V. continues to increase its stake in First Solar in the coming quarters, as this could signal the investment firm's long-term confidence in the solar company's growth prospects.

The takeaway

Lightrock Netherlands B.V.'s substantial increase in its First Solar position underscores the growing institutional interest in the solar industry. As the renewable energy sector gains momentum, major investment firms are positioning themselves to capitalize on the expected long-term growth of solar technology companies like First Solar.