Halper Sadeh LLC is Investigating Whether NWE, DHIL, RAPT are Obtaining Fair Prices for its Shareholders

Insiders may stand to receive substantial financial benefits that are not available to ordinary shareholders.

The transactions may contain terms that could limit superior competing offers.

Shareholders are encouraged to contact the firm to discuss their rights at no cost or obligation.

NEW YORK, Feb. 6, 2026 /PRNewswire/ -- 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:

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.

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.

RAPT Therapeutics, Inc. (NASDAQ: RAPT)'s sale to GSK plc for $58.00 per share. If you are a RAPT shareholder, click here to learn more about your legal rights and options.

Halper Sadeh LLC may seek increased consideration, additional disclosures and information, or other relief and benefits. 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.

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

SOURCE Halper Sadeh LLP