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Halper Sadeh LLC Encourages BKH, DHIL, NWE Shareholders to Contact the Firm to Discuss Their Rights

NEW YORK, Jan. 31, 2026 (GLOBE NEWSWIRE) -- Halper Sadeh LLC, an investor rights law firm, is investigating the following companies for potential violations of the federal securities laws and/or breaches of fiduciary duties to shareholders relating to:

Black Hills Corp. (NYSE: BKH)’s merger with NorthWestern Energy Group, Inc. Upon completion of the proposed transaction, Black Hills shareholders will own approximately 56% of the combined company. If you are a Black Hills shareholder, click here to learn more about your rights and options.

Diamond Hill Investment Group, Inc. (NASDAQ: DHIL)’s sale to First Eagle Investments for $175.00 per share. If you are a Diamond Hill shareholder, click here to learn more about your rights and options.

NorthWestern Energy Group, Inc. (NASDAQ: NWE)’s sale to Black Hills Corp. for 0.98 shares of Black Hills for each share of NorthWestern. Upon completion of the proposed transaction, NorthWestern shareholders will own approximately 44% of the combined company. If you are a NorthWestern shareholder, click here to learn more about your rights and options.

Halper Sadeh LLC may seek increased consideration for shareholders, additional disclosures and information concerning the proposed transaction, or other relief and benefits on behalf of shareholders. We would handle the action on a contingent fee basis, whereby you would not be responsible for out-of-pocket payment of our legal fees or expenses.

Shareholders are encouraged to contact the firm free of charge to discuss their legal rights and options. Please call Daniel Sadeh or Zachary Halper at (212) 763-0060 or email [email protected] or [email protected].

Halper Sadeh LLC represents investors all over the world who have fallen victim to securities fraud and corporate misconduct. Our attorneys have been instrumental in implementing corporate reforms and recovering millions of dollars on behalf of defrauded investors.

Attorney Advertising. Prior results do not guarantee a similar outcome.

Contact Information:

Halper Sadeh LLC

Daniel Sadeh, Esq.

Zachary Halper, Esq.

One World Trade Center

85th Floor

New York, NY 10007

(212) 763-0060

[email protected]

[email protected]

https://www.halpersadeh.com