SolStock/E+ via Getty Images Investment Overview Shares in Regeneron Pharmaceuticals, Inc. (NASDAQ:REGN), the Tarrytown, New York State-based Pharma company, have been rising sharply in recent months, from $725 in mid-August 2023, to >$910 at the time of writing - up >25%. Regeneron's share float is only just over 100m, and its market cap valuation currently hovers around the $100bn mark. Arguably, that is a generous valuation for a company that has generated top line revenues of $6.6bn, $8.5bn, $16.1bn, an ...