Go have a look at a particular fund and then look at its sector weightings.
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Top country weightings, capped at 10% each, include Brazil, Malaysia, Mexico, Poland, South Africa and Thailand.
The table below summarises the measures used to calculate the rankings together with their respective weightings.
Although given that the risk weightings are global, based on Basel III, that might not happen.
But because of the way such indexes are constructed, the portfolios end up with some peculiar weightings.
The match between the stock weightings and the currency basket is not perfect, but it is close enough.
Willy-nilly trading is expensive and foolish, but periodically changing weightings and holdings to track new realities is undeniably wise.
So the ONS has weightings to reflect how often particular products are purchased.
Rebalancing adjusts stock weightings within a style index so that it holds the correct percentage relative to index rules.
In one of few departures from index-type weightings, Microsoft is underweighted, Compaq overweighted.
The Grays select stocks from the bottom up, paying scant regard to index weightings for geographic or sector distribution.
Today you would have trouble distinguishing Magellan from an index fund so far as industry and group weightings are concerned.
In financials, where correlation of performance is high for the properties with major weightings, painting with a broad brush works better.
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The intention of the move is to make the weightings of stocks in the index more reflective of their actual market caps.
Various of the Google alterations to the index weightings over the years have been trying to deal with people gaming this system.
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In one trade, UBS recommends overweighting mining companies relative to capital goods companies because of their more attractive valuations and lower investor weightings.
Again, without a culture specific, consumption specific account of risk, the claim is meaningless, a product of the arbitrary weightings of the risk model.
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The weightings of the market itself aren't eternal--cold-storage warehouses will never again approach the weighting they had in the 1920s--but they do have resilience.
While Ansbacher sells both puts and calls, trying to stay market neutral, often he'll tweak the weightings using a homespun metric to anticipate market moves.
Nasdaq has shifted the weightings of the stocks in the widely copied Nasdaq 100 stock index, creating modest turmoil in some share prices this morning.
They take the portfolio where they see value with potential for growth, and their industry weightings can veer widely from those of their benchmarks indexes.
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Its top four country weightings are India, China, Mexico and Brazil.
Financials and technology are the next top weightings in the fund.
The weightings can change over time, as nuances or tendencies emerge.
On one hand, they asserted that consumers had changed spending patterns and it was appropriate to change the weightings of housing, food, energy, health care, etc.
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While Ansbacher sells both puts and calls, trying to stay market neutral, often he'll tweak the weightings using a homespun metric to anticipate market moves (see box).
That compares with the 2.66% yield of the Barclays Global Treasury Universal index, a composite of treasury markets across the world with heavier weightings for larger countries.
Since many index funds copy the index, any reduced weighting triggers fund managers to reduce positions, while increased weightings lead to stock purchases by those same managers.
The best way to harness a future French stock market rise and keep oneself active in other markets is through international mutual funds with heavy French weightings.
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