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PRIVACY
Opinionopinion

Outperforming the market

Trevor Law writes "There is a longstanding debate as to whether an actively managed fund can offer any additional benefit to investors compared to a passively managed index tracker."

There is a longstanding debate as to whether an actively managed fund can offer any additional benefit to investors compared to a passively managed index tracker.

Critics of active management argue that such funds are unlikely to consistently outperform their benchmark and are therefore not worth the additional charges.

However, new data from FE Analytics has shown a properly active managed fund will outperform its FTSE All Share linked passive counterpart over the long term.

The philosophy of an actively managed fund is based upon the ‘modern portfolio theory’, which originated in the middle of the last century. This is the premise that a portfolio comprised of a diverse spread of imperfectly correlated assets can provide high returns with the least amount of volatility.

A key aspect of this theory is the idea of the ‘efficient frontier’. Essentially this works by plotting the risk/reward profiles of different portfolios in the form of a graph. This can then be used to deduce the best return that can be expected for a given level of risk. A rational investor will only ever have a portfolio which lies somewhere on this frontier. An active fund will operate in accordance with these principles and aim to consistently outperform the index against which it is measured. It will employ a professional manager to take responsibility for all investments and decide the appropriate time at which to buy or sell securities.

The cost of the manager’s expertise will be in the form of an annual charge of between 1.5 and 2 percent. If a manager fails to achieve a sufficient level of out performance against the benchmark then these charges will erode the value of the investment.

Conversely, the rationale behind passively managed funds is the ‘efficient market hypothesis’. This was developed in the 1960s and states that the price of a given security will always reflect all available information about that security. It is therefore not possible to outperform the market by trying to identify undervalued stocks, in the way that an active manager would try to do.

There is much evidence to support this hypothesis. For example historical performance data or a company’s public financial statements can offer little advantage to investors. Rather than trying to beat the market by stock selection some believe that it makes more sense to accept the average level of returns offered by a passively managed fund.