Levi & Korsinsky is investigating the Board of Directors of Questcor Pharmaceuticals Inc. (“Questcor” or “the Company”) (NasdaqGS: QCOR) for possible breaches of fiduciary duty and other violations of state law in connection with the sale of the Company to Mallinckrodt. Click here to learn more about the action http://zlk.9nl.com/questcor, or call: 877-363-5972. There is no cost or obligation to you. Under the terms of the transaction, Questcor shareholders will receive $30.00 per share in cash and 0.897 Mallinckrodt shares for each share of Questcor stock they own, representing a total value of approximately $86.10 per share. The investigation concerns whether the Questcor Board of directors breached their fiduciary duties to stockholders by failing to adequately shop the Company before agreeing to enter into this transaction, and whether Mallinckrodt is underpaying for Questcor shares. If you own Questcor common stock and wish to obtain additional information, please contact Joseph E. Levi, Esq. either via email at email@example.com or by telephone at (212) 363-7500, toll-free: (877) 363-5972, or visit http://zlk.9nl.com/questcor. Levi & Korsinsky is a national firm with offices in New York, New Jersey, Connecticut and Washington D.C. The firm’s 26 attorneys have extensive expertise in prosecuting securities litigation involving financial fraud, representing investors throughout the nation in securities and shareholder lawsuits. For more information, please feel free to contact any of the attorneys listed below. Attorney advertising. Prior results do not guarantee similar outcomes.