Compounding in practice - the boring math that changes everything
Everyone nods at compounding in theory and interrupts it in practice. The whole art of long-term investing is arranging your decisions so that compounding is allowed to actually happen.
Everyone agrees compounding is powerful and then, in practice, interrupts it constantly - by selling winners early, by trading around positions, by reacting to every wobble. The math of compounding is not the hard part. The hard part is arranging your behaviour so that it is actually allowed to happen, uninterrupted, over the years it needs.
The gains are back-loaded
Compounding is unfair in a useful way: most of the wealth arrives late. The early years feel slow, almost disappointing, and that is exactly when impatient investors give up. Staying invested in a strong business long enough to reach the years when the numbers become large is the whole game - and it requires believing in the arithmetic before you can see it.
Every interruption has a cost
Selling a compounder to buy something that looks more exciting, trimming a winner to feel prudent, jumping out to avoid a forecast - each of these interrupts the process and resets the clock. Frictions and taxes add to the bill. The investor who does less, in the right businesses, usually ends up with more, precisely because they let compounding run.
Quality is what makes it safe to wait
You can only leave a position undisturbed for years if you trust the business to still be there, and better, at the end of them. That is why quality and compounding are inseparable: it is the durability of the business - the demand, the returns on capital, the management - that makes the patience rational rather than reckless. Own quality, then let time do the work.
Got a question on what you have just read - on bottom-up research, quality investing, or the Category III AIF structure? Write directly to the office. These essays are general views only, not investment advice.
A research-led equity investor with over twenty years in the Indian markets. Designated Partner of Stonebridge Advisors LLP, Investment Manager of Anchor Rock Investment Fund - I, a SEBI-registered Category III AIF.