NEW YORK, April 17, 2024 (GLOBE NEWSWIRE) -- Kuehn Law, PLLC, a shareholder litigation law firm, is investigating potential claims related to the below-listed proposed mergers. Kuehn Law may seek additional disclosures or other relief on behalf of the shareholders of these companies. Kuehn Law is investigating whether the Boards of the below companies 1) acted to maximize shareholder value, 2) failed to disclose material information, and 3) conducted a fair process: NuStar Energy has agreed to be acquired b ...