DEALTALK-As ETF M&A heats up, industry wonders who is next By: Reuters: Company News October 23, 2014 at 11:37 AM EDT (For more Reuters DEALTALKS, double click on ) (Adds SEC notice Tuesday in 9th paragraph.) Read More >> Related Stocks: Asia Local Debt ETF Wisdomtree BlackRock Charles Schwab Goldman Sachs Group Wisdomtree Investments Inc