Mr. Lack doesn't say that short selling is the major source of hedge-fund risk.
This stuff about short selling, I think it's about German politics, it's displacement activity.
Germans want to intimidate banks, traders and speculators from short selling PIIGS debt and EU stocks.
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Traders can consider short selling gold ETF (GLD), silver ETF (SLV), and miner ETF (GDX).
JPMorgan also points to new rules by securities regulators to limit naked short selling.
On the afternoon of the iPhone 5 launch, our algorithms detected heavy additional short selling.
Specifically, the cockeyed policy that has, since late 2007, tilted the investing playing field toward short selling.
However, the logistics of short selling an IPO make it a trickier affair than shorting other stocks.
Ultimately, politics have been the driving force behind the implementation of short selling bans throughout the world.
The biggest opportunity from this data lies in short selling disk drive manufacturers Western Digital and Seagate.
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This was also mainly due to short selling, as the number of total shorts rose by 3, 565 lots.
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France, Spain, Italy and Belgium have now banned forms of short selling shares, chiefly to protect big banks.
The decline may also be prompting short selling from traders looking to profit from price dips, Grady said.
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The Italian stock exchange has also temporarily banned short selling of MPS in a similar move from previous crisis.
Many critics blame its removal for unfettered and at times manipulative short selling at the height of the crisis.
The new circuit breaker is a far more limited restriction on short selling.
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Germany banned naked short selling of credit-default swaps, German Treasury bonds, and the stocks of major German financial firms.
Because you and I can sit here and talk about plus tick rules and naked short selling all day.
Well, no, not really, for shares of financial companies in markets which did not ban short selling also rose.
All publicly traded firms in this sub-sector provide an excellent short selling opportunity.
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And Byrne's crusade against naked short selling has drawn a fair amount of ridicule from some corners of the media.
Trade settlement failures can be an indication that a manipulative form of short-selling--called naked short-selling--is going on with the stock.
In order to protect its banks, France banned forms of short selling last week, along with three other European countries.
One of Europe's biggest hedge funds has been tripped up by accusations of illegal short selling in shares of U.S. companies.
Over the past 12 months the number of Netflix shares being borrowed, a prerequisite for short selling, has climbed almost 200%.
In anticipation of further market declines, Germany announced that it would no longer allow naked short selling of its Euro-denominated bonds.
The Dutch also banned short selling against the tulips in 1610, and then made this ban even stronger in 1621 and 1630.
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Indeed over shorter periods of time, and under specific circumstances, short selling activity can be a very useful indicator of share performance.
But the potential for short selling bans to actually cause more problems than they solve is not one that should be ignored.
The transactions were not spread against one another, but the short selling of both calls and puts effectively mimics a short strangle.
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