Fri, Sep 4, 2015
A A A
Welcome Guest
Free Trial RSS
Get FREE trial access to our award winning publications
New Managers January 2013

Peter Urbani's Statistics - Co-Skewness worth 290bp

This month we look at the impact of different objective functions on the out-of-sample performance of optimised strategy allocations, and in particular of the important contribution of co-skewness to the overall skewness of the portfolio for those who care about higher moments

We show that the inclusion of higher moments to your portfolio construction process is worth +290 bp per annum over and above the performance of a broad Hedge Fund Index (Dow Jones Blue Chip Index). We also show that optimal weights for those who prefer higher odd moments (Mean, Skew etc.) are generally higher in the direction of those assets exhibiting positive relative skewness, or co-skewness, with either a benchmark or the portfolio itself. To illustrate, we conduct out-of-sample back testing on the 10 Main Dow Jones CSFB Blue Chip Hedge Fund Strategy Indices from Jan 2006 to Dec 2012. The initial look-back period is 24 months and rebalancing takes place bi-annually.

Objective functions used include; maximising the Sharpe ratio, which is equivalent to the classical minimum variance portfolio of Markowitz’s MPT, Maximising the ratio of the CAGR to both the normal, best fit and modified conditional value at risk (CVaR) or Expected Shortfall. This is sometimes called the STAR Ratio. As a control we compare the results to the benchmark index, and both a buy and hold and rebalanced equally weighted index.

The results show that the Modified and Best Fit methods outperform the Minimum Variance / Maximum Sharpe ratio method, the Benchmark Index and ......................

To view our full article please login

This article was published in Opalesque's New Managers a top-down monthly analysis, news and research publication on the global emerging manager space.
New Managers
New Managers
New Managers

Today's Exclusives Today's Other Voices More Exclusives
Previous Opalesque Exclusives                                  
More Other Voices
Previous Other Voices                                               
Access Alternative Market Briefing


  • Top Forwarded
  • Top Tracked
  • Top Searched
  1. Opalesque Exclusive: New Detroit-based CTA seeks to take advantage of coming volatility[more]

    Benedicte Gravrand, Opalesque Geneva for New Managers: An emerging manager has just set up his one-man shop in the city of Detroit. Synchronicity Futures,

  2. Opalesque Exclusive: When the SEC calls, fund managers need to get out of their own way[more]

    Bailey McCann, Opalesque New York: New pressure is hitting alternative investment funds from all angles. So far this month both hedge fund and private equity players have seen enforcement actions, and subsequent fines over fees, disclosures, and misleading statements. Citi one of the biggest

  3. Fortress hedge fund manager David Dredge says markets trouble on the way[more]

    From AFR.com: David Dredge of global hedge fund Fortress has built a career studying, predicting and protecting against the world's major financial crises. The recent convulsions in global sharemarkets are "just the beginning" of a painful adjustment as money drains from the emerging market economie

  4. North America - Puerto Rico agency plans talks with hedge fund creditors[more]

    From WSJ.com: Puerto Rico’s Government Development Bank is planning to begin confidential debt-restructuring talks with hedge funds that own its bonds as early as next week, said a person familiar with the matter. The parties are set to discuss a plan under which the investors would lend additional

  5. Launches - BlackRock’s McKenna starts hedge fund with $270m, Ex-BlueBay fund managers Phillips, Fayman to launch hedge fund in 2016, Dallas lawyer, Wall Street-savvy doctor team up to form biotech-focused hedge fund[more]

    BlackRock’s McKenna starts hedge fund with $270m From Bloomberg.com: BlackRock Inc. has started an event-driven hedge fund one year after hiring Harvard Management Co.’s Mark McKenna to run the strategy. Global Event Partners, which seeks to profit from corporate events such as takeovers

 

banner