Schall, Brown & Schwartz LLP said it is investigating Distribution Solutions Group, Inc. over potential breaches of fiduciary duty tied to the company’s agreement to be acquired by LKCM Headwater Investments for $35.00 per share. The law firm said the review is focused on whether DSG’s board and management met their obligations to shareholders in the transaction announced on July 16, 2026. The release also invited shareholders who suffered losses to contact the firm to discuss their rights.