WALTHAM, Mass., Aug. 8, 2017 /PRNewswire/ -- Thermo Fisher Scientific Inc. (NYSE: TMO ) announced that it has priced its underwritten public offering of 8,771,930 shares of common stock at a price of $171.00 per share for expected gross proceeds of approximately $1.5 billion, before the underwriting discount and expenses. Thermo Fisher has also granted the underwriters a 30-day option to purchase up to an additional 1,315,789 shares of its common stock.