** U.S.-listed shares of drugmaker Bausch Health BHC.N BHC.TO rise 14% to $5.38 premarket

** Company says billionaire investor Carl Icahn has an economic interest covering about 34% of the company's outstanding shares

** Company says Icahn and his affiliates had entered into equity swap agreements that cover 90.7 million shares, or 24.6% of its common shares - filing

** As of last close, BHC has fallen 44% YTD

(Reporting by Siddhi Mahatole)

((siddhi.mahatole@thomsonreuters.com))