It’s official: the opportunity to buy a share of the sports and entertainment hodgepodge plus talent agency known as Endeavor Group Holdings is set for Friday, September 27. The company will launch its IPO then. As previously reported, they will trade on the New York Stock Exchange as EDR, looking to raise proceeds of about $600 million from the sale of about 19.35 million shares, expected to price between $30 and $32 a share.