Snippet from FT.com
Upon completion, Ladbrokes – Hilton’s betting arm – will inherit the group’s listing and is expected to focus on the growing US online betting market. Ladbrokes is cash-rich and may go on an acquisition spree to further its US growth plans. Sportingbet, which has an established US betting business, is a likely target, as is BetonSports.com, which is based in Costa Rica.
Another snippet
"Wall Street bets on online casinos"
Similarly, Goldman Sachs and Morgan Stanley Securities hold big positions in BetOnSports, another publicly traded firm in London that facilitates sports betting, according to public filings. Morgan Stanley has one of the biggest stakes — worth around $25.6 million — but the company said that the position is held on behalf of one large investor, whose identity it withheld.
.....There is no other leisure business in the world with the same potential for growth and shareholder returns as online gaming," said David Carruthers, the chief executive of BetOnSports, noting that the major casinos each project 20 percent annual sales growth. "We're in our embryonic stages."