Jack Bogle, founder of Vanguard Group, warned that the biggest risk to the giants of fund investing was the creeping monopoly like power over shareholders votes. This would draw more attention from regulators and politicians. This has happened from the inside of the market, too. Charlie Munger from Berkshire Hathaway, vice-chairman, has recently attacked the market. the power of index funds. BlackRock will be using a different approach to proxy voting this year for some of its investors: it will give them the vote back to make their decisions. BlackRock has said that this year it will make the so-called "pass-through" voting — or what BlackRock calls "voting choice — available to approximately 40% of the $4.8 trillion in index equity assets, to start, with institutional investors in the U.S. and UK.