NEW YORK (Reuters) – David Einhorn, who runs hedge fund Greenlight Capital, said at a popular investor conference on Wednesday that shares in Martin Marietta Materials are overvalued.

The stock immediately plummeted as much as 14.5 percent on the noted short-seller’s comments, an indication of his prowess to move markets.

NEW YORK (Reuters) – Carl Icahn, one of Wall Street’s most closely watched investors, has yet to show his hand on Chesapeake Energy Corp.

In a quarterly regulatory filing, Icahn’s investment firm did not disclose any position in the embattled natural gas company.

NEW YORK, May 15 (Reuters) – For the first time in months,
Goldman Sachs CEO Lloyd Blankfein was off the hotseat.

As Wall Street’s biggest hedge fund managers and top
bankers flocked to a charity gala in New York Monday night, the
buzz was all about JPMorgan Chase & Co’s disastrous
trading losses and the pressure on CEO Jamie Dimon.

LAS VEGAS (Reuters) – Economists gathered in Las Vegas for a hedge fund conference were focused on the crap games going on in Europe.

“Europe is a huge mess,” Jeremy Siegel, professor of finance at the Wharton School of Business in Philadelphia, Pennsylvania said at the annual Skybridge Capital hedge fund conference here.

NEW YORK (Reuters) – One of Wall Street’s most successful hedge fund managers, SAC Capital Advisors’ Steven Cohen, told of one of the most terrifying days of his life on Monday.

Speaking at a New York City veterans event, the usually private money manager revealed his personal connection to the war in Afghanistan, and why he has focused on the welfare of U.S. military veterans in his role on the board of a New York charity with deep Wall Street ties.

NEW YORK (Reuters) – Hedge funds lost some ground in April, after the industry stormed into 2012 with the best first-quarter of performance since 2006.

The HFRI Fund Weighted Composite Index fell 0.36 percent last month, according to data released Monday by Hedge Fund Research, which tracks industry performance and flows.

May 3 (Reuters) – Fortress Investment Group’s profit
sank in the first quarter of 2012 as incentive fees in some of
the firm’s hedge and credit private equity funds declined,
though the results still beat Wall Street expectations and the
firm tightened losses sharply due to reduced compensation
expenses.

New York-based Fortress, one of a small group of publicly
traded investment managers, said on Thursday that pretax
distributable earnings fell about 45 percent to $57 million, or
11 cents per share, from $103 million, or 20 cents per share, a
year earlier.

NEW YORK, May 2 (Reuters) – Goldman Sachs Group Chief
Executive Lloyd Blankfein said on Wednesday his recent very
public support for gay rights had cost the investment bank at
least one client.

At an event discussing Wall Street’s role in pushing for
greater lesbian, gay, bisexual and transgender equality across
corporate America, Blankfein said his stance on the matter was
“not without price.”

NEW YORK (Reuters) – The U.S. housing market may still be in the doldrums, but funds that are betting on big gains in mortgage-related investments are a hot ticket this year on Wall Street.

A number of hedge funds, asset managers and investment banks have launched vehicles dedicated to investing in the mortgage sector, often in securities backed by those loans, and sometimes focused on scooping up bargain-priced mortgages themselves.