Hilton plans $2.2b IPO

Hilton plans to sell stock worth an estimated $US2.2 billion in its initial public offering, making it one of the year's biggest IPOs.

The return to public markets will value Hilton, the US hotels operator, at about $US19.2 billion.

Hilton was taken private by The Blackstone Group in October 2007 for $US20 billion.

Hilton was quickly hit by the global financial crisis after being taken private by The Blackstone Group.

Hilton's IPO is considered significant because it is one of the year's biggest, with an estimated stock sale of $US2.2 billion.

The Blackstone Group took Hilton private for $US20 billion in October 2007.

Hilton's expected valuation post-IPO is about $US19.2 billion, slightly less than the $US20 billion purchase price by The Blackstone Group.

The global financial crisis quickly impacted Hilton after it was taken private, affecting its financial performance and operations.