BRIEF-Midven FY net profit lowers to 1.8 mln zlotys YoY
UPDATE 2-CSX calls for shareholder meeting over activist investor requests
Feb 14 U.S. rail operator CSX Corp said its board has called for a special meeting of its shareholders to discuss requests made by hedge fund Mantle Ridge LP, which is trying to install Hunter Harrison, outgoing chief executive of Canadian Pacific Railway Ltd as the company's chief executive.