A Tracker Fund (also known as an 'Index Fund') is the workhorse of modern investing, designed for those who believe that 'slow and steady wins the race'. It’s a type of mutual fund or ETF (Exchange-Traded Fund) that doesn't try to be a hero. Instead of paying a slick manager to pick 'winning' stocks, a tracker fund follows a simple, powerful strategy: it aims to perfectly mirror the performance of a specific market index, or benchmark. Think of major indices like the S&P 500 in the US or the FTSE 100 in the UK. The fund buys all (or a representative sample) of the companies in that index, in the exact same proportions. This approach is called passive investing, and it stands in stark contrast to active investing, where managers actively trade to beat the market. The result? You get the market’s average return, minus a tiny fee. Because there are no superstar salaries or big research departments to pay for, tracker funds boast incredibly low costs, which is their secret weapon for building long-term wealth.
Imagine a giant dartboard covered with the names of every company in the London Stock Exchange. An active fund manager is a professional dart player, believing they can consistently hit the bullseyes (the future winners) and avoid the losers. A tracker fund, pioneered by the legendary Jack Bogle, simply buys the entire dartboard. It doesn't guess, it doesn't predict—it just owns a slice of everything, ensuring it captures the overall performance of the market it tracks. This is typically done in one of two ways:
Like any investment tool, tracker funds come with a clear set of pros and cons. Understanding them is key to using them wisely.
At first glance, tracker funds seem to contradict the very essence of value investing, which is about painstakingly selecting individual businesses that are trading for less than their intrinsic worth. Why would a value investor buy a basket of stocks that includes the market's most expensive darlings alongside its bargains? The answer lies in practicality and humility, best articulated by the master himself, Warren Buffett. He has repeatedly stated that for the vast majority of people who aren't investment professionals, a low-cost S&P 500 index fund is the single best investment they can make. Why? Because it allows them to participate in the long-term wealth-creation of the broad economy while avoiding the two greatest dangers for the average investor:
For a value investor, a tracker fund can be a powerful tool when used correctly. It can form the solid, low-maintenance core of a portfolio, providing broad market exposure. The investor can then dedicate their time and capital to the satellite portion of their portfolio—a concentrated selection of individual, undervalued companies they've researched themselves. It’s not an either/or choice; it's about building a robust structure for long-term success.