Autotrader.com Marks First Internet IPO Filing Since Facebook's Debut

Renaissance Capital IPO Research submits: Vanguard Health Systems, Inc., which operates 26 acute care and specialty hospitals in five US states, filed on Friday with the SEC to raise up to $600 million in an initial public offering. The Nashville, TN-based company was founded in 1997 and booked $3.6 billion in sales and $337 million in adjusted EBITDA for the 12 months ended December 31, 2010.

Renaissance Capital IPO Research submits: Vanguard Health Systems, Inc., which operates 26 acute care and specialty hospitals in five US states, filed on Friday with the SEC to raise up to $600 million in an initial public offering. The Nashville, TN-based company was founded in 1997 and booked $3.6 billion in sales and $337 million in adjusted EBITDA for the 12 months ended December 31, 2010.

Renaissance Capital IPO Research submits: Yandex N.V., which operates Russia's most popular search engine and most visited site, filed on Thursday with the SEC to raise up to $ 1 billion in an initial public offering.

Renaissance Capital IPO Research submits: The Chicago Board Options Exchange (CBOE), the first and one of the world's largest options exchanges, filed on Thursday with the SEC to raise up to $300 million in an initial public offering.

By Renaissance Capital IPO Research: Workday (WDAY), an on-demand provider of enterprise software, filed on Friday with the SEC to raise up to $400 million in an initial public offering.

By Renaissance Capital IPO Research: Since Facebook's (FB) public debut on May 18, only five companies have officially filed registration statements for a US initial public offering. This included the only two filings, both from foreign companies, in the two weeks following Facebook's IPO.

Renaissance Capital IPO Research submits: 2011 is shaping up to be an active year for US-based Internet and new media IPOs.

By Renaissance Capital IPO Research: The Carlyle Group, one of the world's largest and most diversified alternative asset management firms, filed on Tuesday with the SEC to register for an initial public offering.