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RWE buys 3% more in M31, lifts its Amprion stake to about 58% - Finance news and analysis from Global Banking & Finance Review
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RWE buys 3% more in M31, lifts its Amprion stake to about 58%

Published by Global Banking & Finance Review

Posted on September 16, 2026

1 min read

· Last updated: September 16, 2026

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RWE Raises Amprion Stake to 58% After Acquiring More Shares in M31

RWE's Increased Stake and Implications for Amprion

Details of the Acquisition

Sept 16 (Reuters) - RWE, Germany's biggest power producer, said on Wednesday it had bought an additional 3% stake in M31, which holds around three-quarters of shares in transmission system operator Amprion.

With the acquisition, RWE's pro-rata stake in Amprion will increase to about 58%, making it the majority shareholder of M31, RWE said. 

Key Points of the Transaction

Here are more details:

Amprion's Operational Independence

• RWE said Amprion will remain an independent transmission operator, adding that it will consolidate its stake in Amprion at equity.

Background on Ownership Changes

• Sources told Reuters earlier this year that Amprion's major owners were considering selling their stakes to new investors.

Regulatory Approval

• In July, Germany's Federal Cartel Office approved RWE's acquisition of about 47% of shares in M31.

M31 Shareholder Structure

• M31's shareholders include MEAG Munich Ergo, which is Munich Re's asset management arm, along with Swiss Life, Talanx, insurer Versicherungskammer and Commerzbank's Commerz Real.

Reporting Credits

(Reporting by Gnaneshwar Rajan in Bengaluru; Editing by Shreya Biswas)

Key Takeaways

  • RWE now indirectly controls about 58 % of Amprion via its increased stake in M31, becoming majority owner of M31.
  • Amprion remains an independent transmission operator and will continue to be consolidated at equity by RWE.
  • This move supports Germany’s grid expansion; RWE plans to invest billions via this increased stake and has secured funding through an equity capital raise.

Frequently Asked Questions

How much did RWE's stake in Amprion increase?
RWE's stake in Amprion increased to about 58% after acquiring an additional 3% in M31.
Will Amprion remain independent after RWE's acquisition?
Yes, RWE said that Amprion will continue to operate as an independent transmission operator.
Who are the other shareholders of M31?
Other M31 shareholders include MEAG Munich Ergo, Swiss Life, Talanx, Versicherungskammer, and Commerz Real.
What regulatory approval was granted for RWE's acquisition?
Germany's Federal Cartel Office approved RWE's acquisition of about 47% of shares in M31 in July.

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