 NEW YORK, July 12, 2021 PRNewswire -- WeissLaw LLP is investigating possible breaches of fiduciary duty and other violations of law by the board of directors of Lonestar Resources US Inc. Lonestar or the Company OTC: LONE in connection with the Companys proposed merger with Penn Virginia Corporation Penn NASDAQ: PVAC. Under the terms of the merger agreement, Lonestar shareholders will receive 0.51 shares of Penn stock for each Lonestar share they own, representing implied per-share merger consideration of approximately 11.74 based upon Penns July 9, 2021 closing price of 23.02. 