Blackstone (NYSE:BX) is reportedly negotiating to acquire a substantial stake in a 50-story office building in New York, according to a Bloomberg report on Thursday. The current owners of the building are institutional investors who receive advice from J.

Blackstone is in talks to buy 1345 Avenue of the Americas, a move that indicates confidence in New York's office market recovery.

Blackstone Inc. is nearing an agreement to purchase a Midtown Manhattan tower, which would mark a return to New York office dealmaking for the world’s biggest real estate investor.

Blackstone is in talks to buy a sizeable stake in a New York 50-story office building from institutional investors of JPMorgan Asset Management, two sources familiar with the matter said on Thursday.