How Patience Builds Wealth
Jerry Davidse walks through 75 years of S&P 500 data showing how both average returns and the odds of a positive outcome have historically improved as the holding period lengthens. The video makes the case that patience and discipline, not forecasting skill, are what let investors benefit from long-term compounding.
Jerry Davidse walks through 75 years of S&P 500 data showing how both average returns and the odds of a positive outcome have historically improved as the holding period lengthens. The video makes the case that patience and discipline, not forecasting skill, are what let investors benefit from long-term compounding.
Key takeaways
- Historical S&P 500 data since 1950 shows average returns rising sharply as the holding period lengthens, from about 9% over one year to more than 323% over 20 years.
- The market was positive in 100% of rolling 20-year periods since 1950, compared with roughly a coin flip over a single day.
- Time does not eliminate volatility or guarantee future results, but it has historically improved the odds of a positive outcome.
- Staying disciplined and remaining invested has often mattered more to long-term success than trying to predict short-term market moves.
Hi friends. One of the most powerful forces in investing isn't stock selection, market timing, or economic forecasting. It's time. I want to share two charts with you that tell a remarkable story about the relationship between time and investment success.
Let's start with the first chart. It shows the average return of the S&P 500 over various holding periods since 1950. Notice what happens as the holding period increases. The average return over a single day is essentially zero. Over a week, it's still very small. Even over a year, the average gain is only about 9%. But as we extend the time horizon, something extraordinary begins to happen. The average 5-year return rises to more than 50%. The average 10-year return exceeds 116%. And the average 20-year return grows to more than 323%. The lesson is clear. Time allows the power of compounding to work. The longer investors remain invested, the greater opportunity for growth.
But that's only half the story. The second chart may be even more important. It shows how often the market was higher over various holding periods since 1950. Over a single day, the market was positive about 51% of the time. Essentially, a coin flip. Over 1 month, that number rises to 62%. Over 1 year, it increases to 74%. By 5 years, the market was higher 84% of the time. And by 10 years, it was higher 93% of the time. And over every single rolling 20-year period since 1950, the market was positive 100% of the time.
Think about what that means. Most investors view time and risk as separate concepts, but history suggests they're closely connected. In the short term, investing can feel uncertain. Headlines create fear, markets fluctuate, unexpected events occur. But as the investment horizon lengthens, the probability of success has historically increased dramatically.
Time doesn't eliminate volatility. It doesn't prevent bear markets. It doesn't guarantee future results. What it does is allow investors to look beyond temporary setbacks and participate in the long-term growth of businesses and the economy. That's why successful investing is often less about predicting the future and more about maintaining the discipline to stay invested.
The greatest advantage many investors have isn't superior information or market insight. It's the ability to be patient. Because history has shown that while markets can be unpredictable over days, months, or even years, the odds have historically become increasingly favorable for those willing to think and invest for the long term. In investing, time is more than just a measurement. It's one of the most valuable assets an investor can possess.
Thank you, and I look forward to talking with you next Friday morning.
More from our team
Turn insight into a plan
The first conversation is 30 minutes, no preparation needed.