StubHub Stock Declines in Volatile Debut

1. StubHub shares dropped 6.4% in disappointing NYSE debut. 2. IPO valued StubHub at $8.1 billion, raised $800 million for debt. 3. CEO expresses optimism despite strong competition from Ticketmaster. 4. StubHub's revenue is rising, but net losses continue. 5. Risk of broken IPO indicates investor skepticism in ticketing sector.