>>5 Stocks With Big Insider Buying To do that, we're digging into his firm's 13F. Institutional investors with more than $100 million in assets are required to file a 13F -- a form that breaks down their stock positions for public consumption. From hedge funds to mutual funds to insurance companies, any professional investors who manage more than that $100 million watermark are required to file a 13F. And with more than $8 billion in equity alone under management, Pershing Square certainly fits that description. Without further ado, here's a look at five of his favorite stocks.
Canadian Pacific Railway
General Growth Partners
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