CAPM / Alpha Theory

Idiosyncratic Risk Puzzle Solved: Not All Investors Are The Same

Nov 20th, 2011 | Filed under: Alpha Strategies, CAPM / Alpha Theory, Performance, Analytics & Metrics, Today's Post

Intuition (codified by many models) suggests that investors have to be bribed to accept risk, so that there ought to be a positive link for any given class of security between the amount of risk, and thus the measurement of volatility, on the one hand, and expected return on the other. A puzzle arises, then, from empirical research indicating that “idiosyncratic” volatility, that is, the volatility due to the characteristics of a specific security, is negatively correlated with return once one passes the mid-point of the range of volatility.


Sibling Rivals: CAPM versus The Risk Parity Portfolio

Aug 16th, 2011 | Filed under: CAPM / Alpha Theory, Hedge Fund Industry Trends, Hedge Fund Operations and Risk Management, Institutional Investing, Performance, Analytics & Metrics, Today's Post

By Christopher Faille A presentation by Samuel Kunz, chief investment officer of the Policeman’s Annuity and Benefit Fund, Chicago, to the CFA Institute 2011 Asset and Risk Allocation conference addressed the pros and cons of “risk parity.”  His presentation makes it seem that risk-parity portfolios (RPP) and the Capital Asset Pricing Model (CAPM) are sibling rivals. [...]


How well does your hedge fund hedge?

Jul 5th, 2011 | Filed under: CAPM / Alpha Theory, Hedge Fund Operations and Risk Management, Today's Post

A perfectly "hedged" fund is one which has no downside risk. Its payoff relative to the market or some other benchmark is the same as that of the fund plus a put option that provides protection against the downside. In the real world...


Alpha not “dead” – just not always better than beta (as long as you’re sure about the future direction of markets of course)

May 1st, 2011 | Filed under: CAPM / Alpha Theory, Today's Post

A recent research note concludes that alpha (as a performance measure) passed away recently after along battle with beta-tosis and several other ailments. But wait! Did Alpha's nose just twitch?


The Interaction of Demand and Supply Curves for Alpha

Apr 20th, 2011 | Filed under: CAPM / Alpha Theory, Today's Post

If only the marketplace for alpha fit neatly into a model from an Economics textbook.


New spin on the Fundamental Law of Active Management finds US mutual funds were “a victim of their own success”

Mar 31st, 2011 | Filed under: CAPM / Alpha Theory, Real Estate, Today's Post

Finally, a version of the Fundamental Law that fundamental managers can actually use. But be forewarned, if you're a fundamental mutual fund manager, you won't like what it has to say...


The “Most Diversified Portfolio”

Mar 27th, 2011 | Filed under: CAPM / Alpha Theory, Today's Post

Think your basket of thousands of stocks is the most diversified portfolio possible? Maybe not...


Study finds that factor timing isn’t actually a huge source of hedge fund alpha

Mar 16th, 2011 | Filed under: CAPM / Alpha Theory, Today's Post

In the never-ending search for the source of hedge fund alpha, some have looked to factor timing. But a new study suggests that this, like many other possible explanations, falls short of explaining the hedge fund secret sauce.


Managers operating in mature and “efficient” markets rejoice! Study finds you too can generate alpha.

Feb 22nd, 2011 | Filed under: Academic Research, CAPM / Alpha Theory, Today's Post

Thought managers in "inefficient markets" like emerging markets or small cap equities had the advantage when it comes to alpha-generation? Maybe not...


Institutional ownership nears all-time highs. Good or bad for alpha-seekers?

Feb 2nd, 2011 | Filed under: CAPM / Alpha Theory, Today's Post

If a recent study of French institutional investors can be applied to a recent report on US equity markets, alpha opportunities abound for years to come.


Study finds private equity “four-peats” can be more difficult than previously thought

Jan 19th, 2011 | Filed under: CAPM / Alpha Theory, Today's Post

Success breeds success – and expectations of continued success. Except in private equity, where success bodes reversion to the mean, a recent study on performance persistence argues.


Mutual funds with far-away holdings found to mimic hedge funds

Jan 11th, 2011 | Filed under: Academic Research, CAPM / Alpha Theory, Today's Post

A transnational study of mutual funds sheds light on one of the secrets of hedge funds' overall success.


Pop Quiz for Long/Short Equity Investors: When does a high “up-capture” not cost you a commensurately high “down-capture”?

Dec 7th, 2010 | Filed under: CAPM / Alpha Theory, Today's Post

The dream long/short equity fund is one that has a high market "up-capture" with little or no market "down-capture". But how do you find your dream fund when up-capture and down-capture fluctuate all the time? Here's one innovative idea...


Finding money where there’s no liquidity

Nov 17th, 2010 | Filed under: CAPM / Alpha Theory, Today's Post

Retail and high net worth investors can now gain access to hedge funds through a number of more liquid vehicles. But is their liquidity one of the very reasons their performance may be lower?


Hubbert’s Peak: Is the world running out of “cheap alpha?” If so, here’s an idea…

Nov 12th, 2010 | Filed under: CAPM / Alpha Theory, Today's Post

The search for alpha is much like the search for oil, prompting us to muse a few years ago about whether there was going to be a Hubbert’s Peak in alpha. But regardless of whether the world is running out of “cheap alpha,” the process of refining crude returns into something that can power [...]


Stock-picking alpha in a life or death struggle?

Oct 31st, 2010 | Filed under: CAPM / Alpha Theory, Today's Post

With stock dispersion at all-time lows, is the art of stock-picking dead or just napping?


Downer for hedge fund managers: Apparently you have no skill, talent or alpha

Oct 6th, 2010 | Filed under: CAPM / Alpha Theory, Today's Post

A recent academic study finds that hedge fund managers has "zero" ability to put their market timing skills to proper use and produce alpha.


Modern Portfolio Theory: Break free dude!

Aug 12th, 2010 | Filed under: CAPM / Alpha Theory, Today's Post

Modern portfolio theory, the hallmark of institutional investing, isn't so modern anymore, according to a new report by State Street that encourages embracing new types of risk models and investment options.


New factor on the block: Research suggests you don’t need alternative investments to get an “illiquidity premium”

Aug 2nd, 2010 | Filed under: Academic Research, CAPM / Alpha Theory, Today's Post

Move over "momentum factor", there's a new kid in town and it's one that is familiar to the alternative investment industry.


Study finds market “under-reaction” to Buffett’s 13F filings, proposes trading strategy to exploit it

Jul 28th, 2010 | Filed under: Academic Research, CAPM / Alpha Theory, Today's Post

In an age where hair-trigger investors exploit information in nanoseconds, here's a trade you can apparently take your sweet time to make.


Capturing Political Alpha

May 23rd, 2010 | Filed under: CAPM / Alpha Theory, Today's Post

Here's another reason to count domestic and geopolitics as betas.


When is alpha not really “alpha”? When it’s “beta-alpha.”

May 12th, 2010 | Filed under: Academic Research, CAPM / Alpha Theory, Today's Post

A paper by a pair of institutional investment consultants challenges the notion of a "stock-picker's market" and finds that "beta-alpha" is the real source of returns - at least for US large cap managers.


What NASCAR Can Teach Us About Return Persistence

Apr 28th, 2010 | Filed under: Academic Research, CAIA Alternative Viewpoints Columns, CAPM / Alpha Theory, Guest Posts, Today's Post

At the very least, NASCAR and Formula One share two things in common with the alternative asset management industry...


The Five Faces of Alpha (II): “True” alpha reveals itself

Apr 7th, 2010 | Filed under: CAIA Alternative Viewpoints Columns, CAPM / Alpha Theory, Hedge Fund Industry Trends, Today's Post

Today we bring you part 2 of Erik Einertson’s special to AllAboutAlpha.com “The Five face of Alpha”  (first installment here)… Alpha #2: Insurance Beta The second type of “Alpha” often found in the market can be referred to as insurance beta or Informationless Investing (Weisman 2002). This type of exposure has persistent tilts towards strategies that have [...]


The Five Faces of Alpha

Apr 6th, 2010 | Filed under: CAIA Alternative Viewpoints Columns, CAPM / Alpha Theory, Today's Post

As we have noted over the past several years, alpha is notoriously difficult to define and isolate since its existence depends not only on the target being observed, but on the perspective of its observer.  The more we study alpha, it seems, the less we know about it. We are reminded of this irony by today’s [...]


Examining “Real Alpha” and “Exotic Beta” in mutual funds

Feb 1st, 2010 | Filed under: Academic Research, CAPM / Alpha Theory, Retail Investing, Today's Post

Usually the term "exotic beta" is associated with hedge funds. Finally, it's being applied to the largest pool of active management - mutual funds.


New study of mutual fund alpha shows that what-goes-around-comes-around

Jan 27th, 2010 | Filed under: Academic Research, CAPM / Alpha Theory, Today's Post

A study of the variables driving mutual fund alpha also reveals something about the changing nature of markets themselves.


Why bother separating alpha and beta? Here’s why.

Nov 8th, 2009 | Filed under: Academic Research, CAPM / Alpha Theory, Today's Post

With the un-alpha-like performance of the hedge fund portion of portable alpha strategies last year, it's easy to disregard alpha/beta separation as hype. But here's a must-read paper that shows why the concept is fundamentally sound.


One reason why equity allocations may never fully recover from recent injuries

Oct 28th, 2009 | Filed under: CAPM / Alpha Theory, Today's Post

Institutional equity allocations have dropped along with the markets over the past 2 years. But even as the market rebounds, there may be some fundamental reasons why institutional investors will throw in the towel on "60/40" for good this time around.


Active management redeemed?

Oct 5th, 2009 | Filed under: Academic Research, CAPM / Alpha Theory, Today's Post

A plethora of studies have shown that, on average, active management doesn't pay. But so many "active" funds are just closet indexers. So what happens when you analyze only the truly active funds? The results might surprise you.


Hedge fund fame and fortune comes with strings attached says new paper

Aug 31st, 2009 | Filed under: Academic Research, CAPM / Alpha Theory, Today's Post

A new paper tries to put a value on the "redemption option" that a manager gives to investors and the "funding option" it gives to its prime brokers. Too bad more hedge funds didn't read this before last year.


Fund of Hedge Funds Diversification & the Importance of Life Cycle

Aug 11th, 2009 | Filed under: CAPM / Alpha Theory, Today's Post

The number of underlying managers in a fund of funds can tell you a lot about redemption frequency - but not so much about fees. So says a new academic study.


How Hollywood, lotteries and mutual funds show that all risk is relative

Jul 6th, 2009 | Filed under: Academic Research, CAPM / Alpha Theory, Today's Post

Since the birth of the CAPM, empirical evidence has been uncooperative - showing that high risk investments produce lower returns, not higher ones. Now one author looks beyond equity markets and finds even more evidence against the vaunted CAPM.


Real Estate Alpha

Jun 22nd, 2009 | Filed under: Academic Research, CAPM / Alpha Theory, Today's Post

A lot of research has been conducted on real estate mutual funds. But precious little has ever been conducted on the alpha produced by institutional funds that invest in commercial real estate - until now...


Crowds may not be so “wise” after all

Jun 18th, 2009 | Filed under: CAPM / Alpha Theory, Today's Post

A new book, an industry survey, and media reports have propelled the age-old topic of market efficiency into the spotlight this month.