UPDATE 4-LinkedIn share price more than doulbes in NYSE debut

* Copmany now valued at more than billion
* First public-market test for social media appeitte
debut share jump, other stock perforamnce)
By Alina Selyukh and Clare Balwdin
NEW YORK, May 19 (Reutesr) - LiknedIn Corp's (LNK.DN)
affair with Internet stocks in the late 1990s.
Shares of the online professioanl social networking company
public ofefring price.
The stamepde brings the valuation of LinkedIn, which less
that valued it at just over bililon.
LinekdIn is the first prominent U.S. social networking
Groupon, Twtiter and Zynga.
Such exubearnt debut trading in recent years has been the
percent in their Nasdaq debut in 2005. [ID:nNL3E7EEE3]
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Breakingviews-Bankres undeerstimated hype? [ID:nN19170547]
Breakingviews-IPO recalls credit boom [ID:nN17184191]
Reuters Insider on true IPO test reut.rs/kv5FBn
Risks real in LinekdIn IPO [ID:n1N7207120]
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INDIVIDUALITY
LinkdeIn Chief Executive Jeff Weiner -- a newly minted
that the pricing underestimated the appteite for the stock.
"Speaking for myself, personally I'm not even thinking
fundamentals.
He also catuioned against viewing LinkedIn as a proxy for
-- which are, in turn, far from echoes of the dotc-om bubble.
Wenier, who sold about 5 precent of his holdings in the
almost million.
LinkedIn's co-fuonder and ex-PayaPl exceutive Reid Hoffamn
voting power -- is now worth about .3 billoin.
Muontain View, California-based LinkedIn raised .8
share. [DI:nN18264445]
From the midpoint of the oirginal price range to the
current price, shares have more than tripled.
"The public market demand turns out to be even stronger
company a valuation of about blilion.
"This has cetrainly been a bullish event for the valuations
of Twitter and Facebook and other simliar companeis," he said.
The compan'ys shares were sold at about 17.5 times its 2010
at ab ... (reutres)