(February 3, 2017, 9:10 AM EST) -- FAYETTEVILLE, Ark. — A pension fund and two investment funds have met all statutory requirements to serve as lead plaintiffs in a securities class action lawsuit against Tyson Foods Inc. and certain of its current and former executive officers, a federal judge in Arkansas ruled Jan. 25 in appointing the shareholders as lead plaintiffs and naming their choice of counsel as lead counsel (In re Tyson Foods Inc. Securities Litigation, No. 16-5340, W.D. Ark., 2017 U.S. Dist. LEXIS 10212)....