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Hedging exchange traded mutual funds or other portfolio basket products

  • US 20080040258A1
  • Filed: 10/12/2007
  • Published: 02/14/2008
  • Est. Priority Date: 06/17/2002
  • Status: Active Grant
First Claim
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1. A method of hedging investment risk in actively managed exchange traded funds comprising the steps:

  • grouping securities into groups of securities for which there is some basis to believe that their prices might move together; and

    for each group performing a principal component analysis (PCA) over some percentage of variation (y %) to arrive at a subset of the principal components as the factors for the particular group;

    estimating factor sensitivities of the subset of factors in each of the groups for a particular actively managed fund in order to estimate an intra-day approximation of NAV of the actively managed fund of a particular day, wherein the intra-day approximation of NAV of the actively managed fund does not reveal the assets of the actively managed fund portfolio.

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