How did a tiny hedge fund with just a 0.02% stake in ExxonMobil manage to replace a quarter of their board of directors?. Under normal free-market rules, they would have zero leverage. But they didn't have to win over regular retail shareholders. They just had to convince Vanguard, BlackRock, and State Street to cast the deciding votes using your retirement money. Read the math on how Wall Street's biggest firms took over the boardroom.

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