TOKYO and PLANTATION, Fla., June 10, 2011 (GLOBE NEWSWIRE) -- Monex Group, Inc. (Tokyo Stock Exchange: 8698) ("Monex") and TradeStation Group, Inc. (Nasdaq:TRAD) ("TradeStation") today announced the successful completion of Monex's acquisition of TradeStation. More here: http://www.forexstreet.net/profiles/blogs/monex-completes-acquisition-of