Shake Shack IPO Raises $105 Million; Shares To Trade Friday By: Benzinga via Benzinga January 29, 2015 at 18:16 PM EST Shake Shack Inc. NYSE: SHAK) raised $105 million Thursday in an initial public offering, pricing the shares at $21, according to a ... Read More >> Related Stocks: Renaissance International IPO ETF Shake Shack Inc