SCHEDULE 13G/A 0001085146-25-002911 0001386060 XXXXXXXX LIVE 3 Common Stock 12/31/2025 0001998768 Proficient Auto Logistics, Inc 74317M104 10057 103RD STREET JACKSONVILLE FL 32210 Rule 13d-1(b) Boston Partners DE 2150279 0 2150279 0 2150279 N 7.73 IA Proficient Auto Logistics, Inc 10057 103RD STREET, JACKSONVILLE, FLORIDA 32210 Boston Partners ONE BEACON STREET 30TH FLOOR BOSTON, Massachusetts 02108 Boston Partners - DELAWARE N IA 2,150,279 7.73 Boston Partners - 2,150,279 Boston Partners - 0 Boston Partners - 2,150,279 Boston Partners - 0 Y N This Schedule is being filed with respect to 2,150,279 shares of Proficient Auto Logistics, Inc. (the Common Stock) held by Boston Partners on 12/31/2025 for the discretionary account of certain clients. By reason of rule 13d-3 under the act Boston Partners may be deemed to be a beneficial owner of such Common Stock. To the knowledge of Boston Partners no person has the right to receive or the power to direct the receipt of dividends from or the proceeds from the sale of such Common Stock which represents more than 5% of the outstanding shares of the Common Stock referred to in item 4(b) hereof. Y Y N N By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11. Boston Partners /s/Akiko Lindholm 01/13/2026