SAN DIEGO--(BUSINESS WIRE)--Ligand Pharmaceuticals Incorporated (NASDAQ: LGND) will hold a conference call to discuss 2006 fourth quarter financial results and provide an update on recent events on Thursday, March 15, 2007, beginning at 1:30 p.m. Pacific time (4:30 p.m. Eastern time). A press release announcing the quarterly results will be issued March 15, 2007 following the close of market.