(marketscreener.com) NEW YORK, Sept. 17, 2018 (GLOBE NEWSWIRE) -- Guggenheim Securities, the investment banking and capital markets division of Guggenheim Partners, announced today that it completed its previously announced acquisition of Millstein & Co., a leading advisor to companies, investors, governments and other stakeholders facing complex financial...http://www.marketscreener.com/news/Guggenheim-Securities-Completes-Acquisition-of-Millstein-Co--27270631/?utm_medium=RSS&utm_content=20180917