Morningstar will publish dollar-weighted fund
returns so investors can better assess what they get.
Morningstar is well known for its mutual fund star
ratings, but later this year the research company will introduce
another standard for assessing funds-by measuring how much of their
gains end up in investors' pockets.
The Chicago-based financial research company has
announced that before the year is out it will start publishing the
dollar-weighted returns of the funds on its popular Web site, and a
"success ratio" that will represent the percentage of total returns
captured by dollar-weighted returns.
Dollar-weighted returns, as opposed to the
time-weighted returns normally used to measure fund performance, are
calculated based on cash flows into and out of a fund. Hence, returns
achieved during a time of high assets levels are weighted more than
returns at a time when assets levels are low. Losses, likewise, count
more heavily when more money is invested in a fund, as opposed to when
outflows are high.
Cash flows, in essence, are counted as part of the
return-and-loss equation when measuring funds to gain a measure of how
much investors actually benefited or were hurt by fund performance.
Time-weighted returns, by comparison, measure fund performance with the
underlying assumption that investor funds stay in the fund from
beginning to end.
The reality, according to proponents of
dollar-weighting, is that investor funds often do not sit in a fund for
the long term, meaning an investor's actual gains often trail a fund's
official returns. So, while dollar-weighted returns are not an accurate
indicator of an active manager's performance, they may be a way of
assessing the kind of job fund families do in encouraging investors to
use their funds wisely, says Morningstar Managing Director Don Phillips.
"What is different about dollar-weighted returns is
we weight each month's performance based on the assets in the fund at
the time," Phillips says. "The dollar-weighted returns will come closer
to capturing the cumulative investor experience."
Of course, one of the reasons for the new slant on
fund ratings-as well as other attempts to refine the traditional
investment measuring sticks-is because the cumulative investor
experience hasn't been too great the past several years. In addition to
the attempt by Morningstar to refine its fund ratings, market analysts
have of late been hammering away at new ways for investors to dig
deeper into investments-hopefully gaining a few hundred basis points in
the process.
Cap-weighted indexing-a market measure that has been
in use for decades by funds emulating the S&P 500 and other
indices-has come under increased scrutiny because the measure gives
added weight to overvalued companies, as was illustrated by the
technology bust of 2000. The new wave of thinking has led to products
such as equal-weighted S&P 500 funds, as well as indexes that scrap
cap-weighting altogether and focus on "true" company value, to get a
more accurate reading of the equity market.
In a similar vein, the idea of using dollar-weighted
returns as a measure has bounced around for several years, as a way to
get a truer read on the amount of published market returns that is
actually being captured by investors. In December 2004, a study by Ilia
Dichev, associate professor of accounting at the University of
Michigan's Stephen M. Ross School of Business, concluded that
dollar-weighted returns were consistently lower than time-weighted
returns through the entire history of stock returns.
The study found that the return differential is 1.3%
for the NYSE/AMEX markets between 1926 and 2002, 5.3% for the Nasdaq
between 1973 and 2002, and an average of 1.5% for 19 major stock
markets around the world between 1973 and 2004.
Noting that most investors are actively trading and
varying their stock exposure, Dichev said at the time, "While
buy-and-hold returns provide a good benchmark to track the investment
performance of stocks, they can be a poor measure of the actual return
experience of investors, if capital-flow timing affects stock returns."
What dollar-weighted returns do not measure is the
performance of fund managers, says Paul Kaplan, Morningstar's vice
president of quantitative research. "A dollar-weighted return is not a
reflection of how the manager has done in generating the performance,"
Kaplan says. "The idea is, that while a fund may have provided good
returns on a time-weighted basis, the investor experience could be
quite different if investors went in and out of funds at the wrong
time."
What can advisors and their clients get out of
dollar-weighted returns? Analysts say at the very least, if a fund's
dollar-weighted returns significantly lag its time-weighted returns, it
sends a signal that investors are not using it wisely. Moreover, it may
suggest that the fund complex is aggressively selling something just
because it's hot.
"If you know that a fund has a big gap in
dollar-weighted versus actual and that historically people have done a
pretty poor job of investing in the fund, it should tell you this is
probably an erratic fund or a misunderstood fund that you should get a
handle on before you buy," says Russel Kinnel, Morningstar's director
of mutual fund research.
Phillips feels it can give advisors a better sense
of the mistakes investors make, and use it to counsel clients on how to
correctly use funds. As an example, he cites a study in which
Morningstar looked at ten years of data on high- and low-risk funds for
the period ending December 31. Total returns showed little difference,
with lowest quartile of low standard deviation funds having an
annualized return of 8.70% and the highest quartile of high standard
deviation funds with 8.25%.
The difference was stark, however, on a
dollar-weighted basis. Low-risk funds held steady with an annualized
8.53% return, and a success ratio of 98%, while high-risk funds dropped
to 5.11%, and a success ratio of 62%.
The figures indicate that investors lost out on a
big chunk of the high-risk funds' returns because they weren't pouring
in money until after they had big run-ups, Phillips says. For
investors, he says, this indicates that "if you're out buying an energy
ETF or a gold fund, you're in more dangerous territory. ... It doesn't
mean don't do it, but that other investors haven't done as well" in
these types of funds.
The discrepancy is more glaring when dollar-weighted returns are
calculated for mutual funds that employ hedge-like
strategies-presumably to achieve absolute-return, uncorrelated results.
Morningstar looked at 80 hedge-like funds for the ten-year period
ending December 31 and found that they had a total annualized return of
3.41% but a dollar-weighted return of 0.48%.
The results were worse in recent years, with a
five-year analysis showing a total return of 1.62% and a
dollar-weighted annualized loss of 1.42%. "Investor's timing on these
funds has been very weak," he says.
Phillips believes dollar-weighted returns have more
value as a measure of a fund family's performance, as opposed to a
measure of individual funds-although he says Morningstar still hasn't
decided if it will use dollar-weighting as part of its fund stewardship
grades.
"A fund company doesn't have complete control over
how someone uses funds, but that doesn't mean they can't influence
control," he says.
How funds are sold and marketed are one source of
control, as is whether or not they close or raise minimums when returns
are overheated and expectations high, he says. Does a fund family run
ads touting three-digit returns, or does it take a more long-term
approach to performance?
"There are steps a fund company can take that would
improve the investor experience and increase the success ratio," he
says.
He cited DFA Funds as an example of a fund family
that has successfully managed investor expectations as well as its
investments. For the ten-year period ending December 31, the annualized
dollar-weighted return of DFA funds average out to 10.81%, which is
actually higher than its time-weighted return of 9.90% for the same
period, for a success ratio of 109%.
Phillips notes that among DFA's policies are
mandatory education for advisors who sell their funds, nonparticipation
in NTF platforms and a fund lineup that encourages portfolio
construction.
Other large fund families that score high on a
dollar-weighted basis include Dodge & Cox, with a success ratio of
98%; American Funds, 95%; Franklin Templeton, 94%; Fidelity, 91%, and
Vanguard, 86%. Among the poorer dollar-weighted performers among large
fund families were Putnam, 67%, and Janus, 25%, according to
Morningstar. In Putnam's case, their score was significantly hurt by
the results of one fund, OTC Emerging Growth, in the late 1990s.
The success of DFA, however, isn't simply a result
of their passive investment style, Phillips notes. Again looking at
ten-year average returns, active fund investors have had more success
in capturing gains. For the universe of active funds, Morningstar's
study showed a ten-year total annualized return of 9.18% versus a
dollar-weighted return of 7.53%. The gap for passive funds was 9.11%
and 7.09%, respectively. The publishing of fund dollar-weighted
averages, and their success ratios in capturing total returns, raises
another question: How will investors use the information?
While Phillips says he wouldn't use a success ratio
to pick an individual fund, he acknowledges that investors could do so
if not properly educated on what the number means. "I think that's a
fair point. I think it's going to be importantt how we display this,"
he says. "We're certainly not going to just throw it out with just the
term 'success ratio.'"
He does believe the numbers will encourage better
behavior by fund companies and put the focus back on what's best for
investors. "At the end of the day, the way you judge a fund a success
or failure is by asking, does it make money for people, does it meet
their goals?" he says.
Fund Returns: Theory Vs. Experience
August 1, 2006
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