LGND ▼ -0.0% - Ligand Pharmaceuticals Incorporated $LGND - Sydnexis Announces Royalty Agreement with Ligand for Ryjunea® Ligand Pharmaceuticals held flat today despite Sydnexis announcing a royalty agreement with the company for Ryjunea®. The agreement establishes ongoing royalty payments to Ligand, though specific financial terms were not disclosed in the announcement. 22-SEP-2026 09:08 AM ET