SAN DIEGO--(BUSINESS WIRE)--Ligand Pharmaceuticals Incorporated (NASDAQ: LGND) announced today that its fourth quarter 2010 earnings release will be issued prior to the market opening on Tuesday, February 15, 2011. Ligand’s President and Chief Executive Officer, John L. Higgins, will be presenting fourth quarter 2010 financial results and provide general business updates at the BIO CEO and Investor Conference on Tuesday, February 15, 2011, at 10:30 a.m. Eastern time (7:30 a.m. Pacific). The conference takes place at the Waldorf-Astoria Hotel in New York City.