Hey, you looking for a place on Manhattan's Upper West Side?Well, if you've got $20 million, Bill Ackman might be able to help you.Related: Billionaire Bill Ackman buys 3 million shares of battered consumer stockThe billionaire hedge fund manager has listed two neighboring apartments for a total of $19.

Over the last two quarters, Ackman has built two new significant positions for Pershing Square -- Nike (NYSE: NKE) and Brookfield (NYSE: BN) -- piling an estimated $2.2 billion into those stocks during the third quarter alone. Here's why.

Bill Ackman is a billionaire nine times over, according to Forbes. One stock he recently loaded up on is Brookfield (NYSE: BN) -- which also happens to be one of my favorite stocks and top holdings. Here's why I think buying Brookfield was a wise move that will likely make Ackman even more money.

Bill Ackman is a billionaire investor with a history of huge wins like Chipotle ( CMG -1.00%), which he bought at the company's low point in 2016. But where is Ackman investing today? Travis Hoium uncovers his portfolio based on a recent filing with the SEC.

Pershing Square bought roughly 25.9 million shares of Brookfield in Q3, increasing its stake by almost 378%. Brookfield is a dividend stock, but I doubt there's an income investor on the planet who would get excited about the company's dividend.

Shares of Pershing Square Holdings, a closed-end fund that is Ackman’s chief investment vehicle, finished Friday at $45.21 in U.S. trading, little changed since election day, wh

In its latest quarterly report, management didn't provide any guidance. Nike is operating in a competitive environment, and rivals like Lululemon and On Holding have captured market share from it in recent years.

Unsurprisingly, billionaire investor Bill Ackman added to his position in footwear giant Nike (NYSE:NKE) during the last quarter. As to whether Ackman is finished building his position remains the multi-billion-dollar question.