Edoardo Cignoli : IPO Sizzles as Shake Shack Tests Big Chains

Shares of Shake Shack Inc., rocketed up 119% on their first day of trading from their initial public offering price of $21 each, ending at $45.90 in 4 p.m. trading and giving the operator of 63 restaurants a valuation topping $1.6 billion.



via WSJ.com: US Business http://ift.tt/1ygxNnf